86:
232:
42:
61:
502:
in a random pattern, except for the lips and the tips of the fins. This shark is dark brown with a striking and distinctive pattern of black markings on its ventral surface, a continuous or broken, fine black line along the middle of its back (but without a white band like in the similar
Caribbean
462:
are large and preceded by poorly developed flaps of skin. There are 25–32 tooth rows in the upper jaw and 30–34 tooth rows in the lower jaw. The upper teeth of adult males have a single cusp flanked by two pairs of smaller cusplets, while the upper teeth of females are more robust and
457:
The dwarf lanternshark appears to reach a maximum length of about 20 cm (7.9 in) (female). It has a long, wide, flattened head comprising a fourth to a fifth of its total length. The eyes are large, twice as long as high, with the anterior and posterior corners acute. The
282:, at a depth of 283–439 m (928–1,440 ft). This species can be identified by its small size at maturity, long flattened head, and pattern of black ventral markings and a mid-dorsal line. Like other members of its
546:) are known to attain maturity at comparably small sizes; difficulties in assessing the reproductive maturity of sharks precludes stating one of these species as definitively smaller than the others. This species is
463:
have only one pair of lateral cusplets flanking the central cusp. The lower teeth each have a single, strongly oblique cusp, and their bases are interlocked to form a continuous cutting surface. Scattered, sparse
530:
at a length of 16–17.5 cm (6.3–6.9 in) and females from a length of 15.5 cm (6.1 in) with 19–20 cm (7.5–7.9 in) long pregnant individuals known. The
503:
lanternshark), a black band on the end of its caudal fin, and a dark blotch on its lower caudal fin lobe. Curiously, some of the ventral black markings are composed of
2509:
579:
2641:
2656:
2483:
2651:
2522:
801:
270:
and is the smallest shark in the world, reaching a maximum known length of 20 cm (8 in). It is known to be present only on the upper
2561:
741:
498:
is low, with a moderate lower lobe and a ventral notch near the tip of the upper lobe. The skin is densely covered by thin, needle-like
2600:
708:
341:
in 1964. They dubbed the new species in honor of noted shark biologist Perry W. Gilbert, and published their findings in a 1985
2661:
1170:
464:
334:
2527:
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1179:
2318:
85:
1616:
794:
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2107:
1973:
1889:
1580:
539:
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until birth. Females bear litters of two or three young, each measuring 5.5–6.0 cm (2.2–2.4 in) long.
2345:
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bearing grooved spines in front. The first dorsal fin originates over the trailing margins of the
2309:
1982:
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1315:
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217:
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486:. The second dorsal fin has twice the area of the first and is larger than the pectoral or
231:
2548:
2336:
2194:
2006:
1746:
1297:
1065:
1056:
499:
402:
349:
is a 18.2 cm (7.2 in) long female caught in the
Caribbean Sea off the coast of
566:
Because of its very small size, the dwarf lanternshark is of no economic value. Its low
41:
2354:
2239:
2057:
1931:
1913:
1856:
1342:
1288:
887:
864:
848:
842:
504:
137:
127:
609:
2635:
2535:
2221:
2144:
1898:
1814:
1709:
1700:
1306:
1137:
1128:
704:
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515:
414:
346:
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70:
65:
2449:
2089:
1880:
1254:
1113:
1104:
905:
878:
811:
483:
426:
413:
At present, the dwarf lanternshark has been reported only from a small area of the
267:
260:
167:
157:
608:
Pollom, R.; Lasso-Alcalá, O.; Mejía-Falla, P.A.; Navia, A.F.; Herman, K. (2020).
17:
2496:
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1203:
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430:
779:
1727:
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1218:
1046:
836:
507:
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479:
287:
177:
2420:
2075:
1997:
1964:
567:
510:, while others (including the patch behind the pelvic fins) are composed of
472:
422:
295:
279:
97:
310:; the degree of impact from human activities on its population is unknown.
298:
two or three young at a time. The dwarf lanternshark is not significant to
2553:
2470:
2414:
1737:
1152:
830:
717:
555:
491:
418:
350:
275:
117:
2475:
665:
Springer, S.; Burgess, G.H. (August 5, 1985). "Two New Dwarf
Dogsharks (
2613:
2488:
2131:
690:
575:
511:
442:
307:
256:
2501:
2039:
992:
824:
107:
2391:
682:
526:
Perhaps the smallest living shark species, male dwarf lanternsharks
518:. The largest known individual is 21.2 cm (8.3 in) long.
490:, and originates over the end of the pelvic fin bases. There is no
2587:
854:
551:
459:
330:
303:
283:
147:
2462:
2566:
468:
2395:
783:
286:, it is capable of producing light from a distinctive array of
603:
601:
599:
597:
595:
478:
The trunk is short, with two relatively closely spaced, large
329:
described the dwarf lanternshark from specimens collected via
669:, Squalidae), Found off the Caribbean Coast of Colombia".
660:
658:
656:
654:
652:
650:
2404:
2129:
2087:
2074:
2037:
1995:
1962:
1911:
1878:
1854:
1812:
1799:
1735:
1726:
1698:
1674:
1364:
1286:
1262:
1253:
1216:
1192:
1150:
1126:
1102:
1078:
1054:
1045:
990:
876:
863:
449:at a depth of 283–439 m (928–1,440 ft).
732:Compagno, L.J.V.; Dando, M.; Fowler, S. (2005).
401:) in having irregularly arranged, needle-shaped
633:10.2305/IUCN.UK.2020-3.RLTS.T60240A124455061.en
580:International Union for Conservation of Nature
795:
570:and limited known range may merit concern if
467:are inside the mouth and on the edges of the
8:
736:. Princeton University Press. p. 103.
445:. This shark apparently inhabits the upper
2392:
2084:
1809:
1732:
1259:
1051:
873:
802:
788:
780:
230:
59:
40:
31:
631:
762:"What is the Smallest Species of Shark?"
755:
753:
591:
764:. ReefQuest Centre for Shark Research
7:
2619:BB970D3E-38BE-41A3-8507-8D7CCEBE7524
2593:5AD45D28-2BAD-7080-E305-3AEDAB626F41
2642:IUCN Red List least concern species
619:IUCN Red List of Threatened Species
353:. This species is grouped with the
25:
1171:South China cookiecutter shark (
239:Range of the dwarf lanternshark
84:
2657:Taxa named by George H. Burgess
2267:Indonesian shortsnout spurdog (
1180:Largetooth cookiecutter shark (
574:in the region are taking it as
2652:Taxa named by Stewart Springer
582:assesses it as least concern.
335:U.S. Fish and Wildlife Service
1:
2319:Indonesian greeneye spurdog (
760:Martin, R.A. (28 July 1999).
302:, but could be threatened by
1617:Velvet belly lantern shark (
2108:Southern mandarin dogfish (
1974:Smallmouth velvet dogfish (
1890:Largespine velvet dogfish (
1581:Dense-scale lantern shark (
2678:
2346:Western longnose spurdog (
2328:Western longnose spurdog (
2249:Eastern longnose spurdog (
1833:Shortnose velvet dogfish (
1590:West Indian lanternshark (
1527:Slendertail lanternshark (
1482:Broadbanded lanternshark (
1421:Cylindrical lanternshark (
1380:New Zealand lanternshark (
471:arches. The five pairs of
355:velvet belly lantern shark
2170:Western highfin spurdog (
2161:Eastern highfin spurdog (
2049:Japanese velvet dogfish (
1866:Longnose velvet dogfish (
1518:Blackbelly lanternshark (
1464:Blackmouth lanternshark (
819:
540:pygmy ribbontail catshark
238:
229:
206:
199:
81:Scientific classification
79:
57:
48:
39:
34:
2364:Kermadec spiny dogfish (
2258:Northern spiny dogfish (
1635:Tasmanian lanternshark (
1599:Fringefin lanternshark (
1509:Smalleye lantern shark (
1500:Caribbean lanternshark (
1439:Combtooth lanternshark (
1398:Shorttail lanternshark (
1011:Rough longnose dogfish (
960:Leafscale gulper shark (
707:; Pauly, Daniel (eds.).
409:Distribution and habitat
387:broadbanded lanternshark
2373:Spotted spiny dogfish (
2016:Pacific sleeper shark (
1653:Hawaiian lanternshark (
1626:Splendid lanternshark (
1491:Southern lanternshark (
1430:Tailspot lanternshark (
942:Smallfin gulper shark (
924:Blackfin gulper shark (
2662:Fish described in 1985
2025:Little sleeper shark (
1756:Caribbean roughshark (
1545:African lanternshark (
1389:Blurred lanternshark (
1228:Smalleye pygmy shark (
1090:Longnose pygmy shark (
626:: e.T60240A124455061.
550:, with the developing
395:combtooth lanternshark
371:fringefin lanternshark
363:Caribbean lanternshark
314:Taxonomy and phylogeny
2301:Blacktailed spurdog (
1941:Sparsetooth dogfish (
1774:Japanese roughshark (
1608:Thorny lanternshark (
1572:Smooth lanternshark (
978:Little gulper shark (
969:Mosaic gulper shark (
951:Taiwan gulper shark (
933:Lowfin gulper shark (
554:being sustained by a
548:aplacental viviparous
536:Squaliolus laticaudus
292:aplacental viviparous
2310:Shortspine spurdog (
1983:Knifetooth dogfish (
1824:Portuguese dogfish (
1783:Sailfin roughshark (
1765:Angular roughshark (
1662:Green lanternshark (
1644:Brown lanternshark (
1563:False lanternshark (
1554:Great lanternshark (
1536:Dwarf lanternshark (
1473:Pygmy lanternshark (
1237:Spined pygmy shark (
1162:Cookiecutter shark (
897:Dwarf gulper shark (
572:commercial fisheries
544:Eridacnis radcliffei
439:Los Testigos Islands
425:, occurring between
300:commercial fisheries
2292:Shortnose spurdog (
2099:Roughskin spurdog (
1923:Whitetail dogfish (
1842:Roughskin dogfish (
1686:Rasptooth dogfish (
1565:E. pseudosqualiolus
1448:Pink lanternshark (
1334:Combtooth dogfish (
1274:Hooktooth dogfish (
1029:Longsnout dogfish (
1020:Arrowhead dogfish (
915:Dumb gulper shark (
734:Sharks of the World
721:. May 2017 version.
522:Biology and ecology
51:Conservation status
35:Dwarf lanternshark
2276:Japanese spurdog (
2231:Edmund's spurdog (
2213:Fatspine spurdog (
2204:Greeneye spurdog (
2179:Longnose spurdog (
2117:Mandarin dogfish (
1950:Sherwood dogfish (
1352:Whitefin dogfish (
1325:Bareskin dogfish (
1316:Granular dogfish (
1002:Birdbeak dogfish (
562:Human interactions
532:spined pygmy shark
437:, and between the
417:off the coasts of
379:brown lanternshark
290:. Reproduction is
272:continental slopes
247:dwarf lanternshark
2629:
2628:
2575:Open Tree of Life
2436:Etmopterus perryi
2406:Etmopterus perryi
2398:Taxon identifiers
2389:
2388:
2385:
2384:
2337:Bartail spurdog (
2195:Bighead spurdog (
2070:
2069:
2007:Greenland shark (
1795:
1794:
1747:Prickly dogfish (
1722:
1721:
1441:E. decacuspidatus
1298:Highfin dogfish (
1249:
1248:
1066:Taillight shark (
1041:
1040:
1031:D. quadrispinosum
899:C. atromarginatus
743:978-0-691-12072-0
711:Etmopterus perryi
612:Etmopterus perryi
447:continental slope
435:Guajira Peninsula
399:E. decacuspidatus
327:George H. Burgess
252:Etmopterus perryi
243:
242:
210:Etmopterus perryi
74:
18:Etmopterus perryi
16:(Redirected from
2669:
2622:
2621:
2609:
2608:
2596:
2595:
2583:
2582:
2570:
2569:
2557:
2556:
2544:
2543:
2531:
2530:
2518:
2517:
2505:
2504:
2492:
2491:
2479:
2478:
2466:
2465:
2453:
2452:
2440:
2439:
2438:
2425:
2424:
2423:
2393:
2355:Cyrano spurdog (
2240:Taiwan spurdog (
2138:
2085:
2081:
2080:(Dogfish sharks)
2058:Velvet dogfish (
2009:S. microcephalus
1932:Azores dogfish (
1835:C. cryptacanthus
1810:
1806:
1805:(Sleeper sharks)
1733:
1484:E. gracilispinis
1373:
1372:(Lantern sharks)
1343:Ornate dogfish (
1260:
1081:Heteroscymnoides
1057:Euprotomicroides
1052:
888:Needle dogfish (
874:
870:
804:
797:
790:
781:
774:
773:
771:
769:
757:
748:
747:
729:
723:
722:
701:
695:
694:
662:
645:
644:
642:
640:
635:
605:
500:dermal denticles
403:dermal denticles
391:E. gracilispinis
323:Stewart Springer
234:
212:
89:
88:
68:
63:
62:
44:
32:
27:Species of shark
21:
2677:
2676:
2672:
2671:
2670:
2668:
2667:
2666:
2632:
2631:
2630:
2625:
2617:
2612:
2604:
2599:
2591:
2586:
2578:
2573:
2565:
2560:
2552:
2549:Observation.org
2547:
2539:
2534:
2526:
2521:
2513:
2508:
2500:
2495:
2487:
2482:
2474:
2469:
2461:
2456:
2448:
2443:
2434:
2433:
2428:
2419:
2418:
2413:
2400:
2390:
2381:
2339:S. notocaudatus
2222:Cuban dogfish (
2215:S. crassispinus
2189:S. brevirostris
2155:S. acutirostris
2145:Spiny dogfish (
2136:
2135:
2125:
2079:
2078:
2066:
2033:
1991:
1958:
1907:
1899:Plunket shark (
1892:P. macracanthus
1874:
1850:
1804:
1803:
1791:
1718:
1710:Viper dogfish (
1694:
1670:
1637:E. tasmaniensis
1432:E. caudistigmus
1371:
1370:
1360:
1307:Black dogfish (
1282:
1245:
1212:
1188:
1164:I. brasiliensis
1146:
1138:Kitefin shark (
1122:
1098:
1074:
1068:E. zantedeschia
1037:
986:
869:(Gulper sharks)
868:
867:
859:
815:
808:
778:
777:
767:
765:
759:
758:
751:
744:
731:
730:
726:
703:
702:
698:
683:10.2307/1444748
664:
663:
648:
638:
636:
607:
606:
593:
588:
564:
524:
505:light-producing
455:
411:
316:
294:, with females
225:
214:
208:
195:
83:
75:
64:
60:
53:
28:
23:
22:
15:
12:
11:
5:
2675:
2673:
2665:
2664:
2659:
2654:
2649:
2644:
2634:
2633:
2627:
2626:
2624:
2623:
2610:
2597:
2584:
2571:
2558:
2545:
2532:
2519:
2506:
2493:
2480:
2467:
2454:
2441:
2426:
2410:
2408:
2402:
2401:
2396:
2387:
2386:
2383:
2382:
2380:
2379:
2370:
2361:
2352:
2343:
2334:
2325:
2316:
2307:
2298:
2289:
2282:
2273:
2264:
2255:
2246:
2237:
2228:
2219:
2210:
2206:S. chloroculus
2201:
2192:
2185:
2176:
2167:
2158:
2151:
2141:
2139:
2127:
2126:
2124:
2123:
2114:
2105:
2095:
2093:
2082:
2072:
2071:
2068:
2067:
2065:
2064:
2060:Z. squamulosus
2055:
2045:
2043:
2035:
2034:
2032:
2031:
2022:
2013:
2003:
2001:
1993:
1992:
1990:
1989:
1980:
1970:
1968:
1960:
1959:
1957:
1956:
1947:
1938:
1929:
1919:
1917:
1914:Scymnodalatias
1909:
1908:
1906:
1905:
1896:
1886:
1884:
1876:
1875:
1873:
1872:
1862:
1860:
1857:Centroselachus
1852:
1851:
1849:
1848:
1839:
1830:
1820:
1818:
1807:
1797:
1796:
1793:
1792:
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1789:
1780:
1771:
1762:
1753:
1743:
1741:
1730:
1724:
1723:
1720:
1719:
1717:
1716:
1706:
1704:
1701:Trigonognathus
1696:
1695:
1693:
1692:
1682:
1680:
1672:
1671:
1669:
1668:
1659:
1650:
1641:
1632:
1623:
1614:
1605:
1596:
1587:
1578:
1569:
1560:
1551:
1542:
1533:
1524:
1515:
1506:
1497:
1488:
1479:
1470:
1461:
1458:E. dislineatus
1454:
1445:
1436:
1427:
1418:
1411:
1404:
1395:
1386:
1376:
1374:
1362:
1361:
1359:
1358:
1349:
1340:
1331:
1322:
1313:
1304:
1294:
1292:
1289:Centroscyllium
1284:
1283:
1281:
1280:
1270:
1268:
1257:
1251:
1250:
1247:
1246:
1244:
1243:
1234:
1224:
1222:
1214:
1213:
1211:
1210:
1200:
1198:
1190:
1189:
1187:
1186:
1177:
1168:
1158:
1156:
1148:
1147:
1145:
1144:
1134:
1132:
1124:
1123:
1121:
1120:
1114:Pocket shark (
1110:
1108:
1100:
1099:
1097:
1096:
1086:
1084:
1076:
1075:
1073:
1072:
1062:
1060:
1049:
1043:
1042:
1039:
1038:
1036:
1035:
1026:
1022:D. profundorum
1017:
1008:
998:
996:
988:
987:
985:
984:
975:
971:C. tessellatus
966:
957:
948:
944:C. moluccensis
939:
935:C. lusitanicus
930:
921:
912:
906:Gulper shark (
903:
894:
884:
882:
871:
865:Centrophoridae
861:
860:
858:
857:
851:
849:Elasmobranchii
845:
843:Chondrichthyes
839:
833:
827:
820:
817:
816:
809:
807:
806:
799:
792:
784:
776:
775:
749:
742:
724:
705:Froese, Rainer
696:
677:(3): 584–591.
646:
590:
589:
587:
584:
563:
560:
523:
520:
516:chromatophores
454:
451:
410:
407:
337:research ship
320:ichthyologists
315:
312:
241:
240:
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192:E. perryi
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138:Elasmobranchii
135:
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128:Chondrichthyes
125:
121:
120:
115:
111:
110:
105:
101:
100:
95:
91:
90:
77:
76:
58:
55:
54:
49:
46:
45:
37:
36:
26:
24:
14:
13:
10:
9:
6:
4:
3:
2:
2674:
2663:
2660:
2658:
2655:
2653:
2650:
2648:
2645:
2643:
2640:
2639:
2637:
2620:
2615:
2611:
2607:
2602:
2598:
2594:
2589:
2585:
2581:
2576:
2572:
2568:
2563:
2559:
2555:
2550:
2546:
2542:
2537:
2533:
2529:
2524:
2520:
2516:
2511:
2507:
2503:
2498:
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2455:
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2437:
2431:
2427:
2422:
2416:
2412:
2411:
2409:
2407:
2403:
2399:
2394:
2378:
2376:
2371:
2369:
2367:
2366:S. raoulensis
2362:
2360:
2358:
2353:
2351:
2349:
2344:
2342:
2340:
2335:
2333:
2331:
2326:
2324:
2322:
2321:S. montalbani
2317:
2315:
2313:
2312:S. mitsukurii
2308:
2306:
2304:
2299:
2297:
2295:
2290:
2288:
2287:
2283:
2281:
2279:
2274:
2272:
2270:
2269:S. hemipinnis
2265:
2263:
2261:
2256:
2254:
2252:
2247:
2245:
2243:
2238:
2236:
2234:
2229:
2227:
2225:
2220:
2218:
2216:
2211:
2209:
2207:
2202:
2200:
2198:
2197:S. bucephalus
2193:
2191:
2190:
2186:
2184:
2182:
2181:S. blainville
2177:
2175:
2173:
2172:S. altipinnis
2168:
2166:
2164:
2159:
2157:
2156:
2152:
2150:
2148:
2143:
2142:
2140:
2134:
2133:
2128:
2122:
2120:
2115:
2113:
2111:
2106:
2104:
2102:
2097:
2096:
2094:
2092:
2091:
2086:
2083:
2077:
2073:
2063:
2061:
2056:
2054:
2052:
2047:
2046:
2044:
2042:
2041:
2036:
2030:
2028:
2023:
2021:
2019:
2014:
2012:
2010:
2005:
2004:
2002:
2000:
1999:
1994:
1988:
1986:
1981:
1979:
1977:
1972:
1971:
1969:
1967:
1966:
1961:
1955:
1953:
1948:
1946:
1944:
1939:
1937:
1935:
1930:
1928:
1926:
1921:
1920:
1918:
1916:
1915:
1910:
1904:
1902:
1897:
1895:
1893:
1888:
1887:
1885:
1883:
1882:
1877:
1871:
1869:
1868:C. crepidater
1864:
1863:
1861:
1859:
1858:
1853:
1847:
1845:
1840:
1838:
1836:
1831:
1829:
1827:
1826:C. coelolepis
1822:
1821:
1819:
1817:
1816:
1815:Centroscymnus
1811:
1808:
1802:
1798:
1788:
1786:
1781:
1779:
1777:
1772:
1770:
1768:
1763:
1761:
1759:
1758:O. caribbaeus
1754:
1752:
1750:
1749:O. bruniensis
1745:
1744:
1742:
1740:
1739:
1734:
1731:
1729:
1725:
1715:
1713:
1708:
1707:
1705:
1703:
1702:
1697:
1691:
1689:
1684:
1683:
1681:
1679:
1678:
1673:
1667:
1665:
1660:
1658:
1656:
1651:
1649:
1647:
1642:
1640:
1638:
1633:
1631:
1629:
1628:E. splendidus
1624:
1622:
1620:
1615:
1613:
1611:
1606:
1604:
1602:
1597:
1595:
1593:
1588:
1586:
1584:
1583:E. pycnolepis
1579:
1577:
1575:
1570:
1568:
1566:
1561:
1559:
1557:
1552:
1550:
1548:
1543:
1541:
1539:
1534:
1532:
1530:
1525:
1523:
1521:
1516:
1514:
1512:
1507:
1505:
1503:
1498:
1496:
1494:
1493:E. granulosus
1489:
1487:
1485:
1480:
1478:
1476:
1471:
1469:
1467:
1462:
1460:
1459:
1455:
1453:
1451:
1446:
1444:
1442:
1437:
1435:
1433:
1428:
1426:
1424:
1419:
1417:
1416:
1412:
1410:
1409:
1405:
1403:
1401:
1400:E. brachyurus
1396:
1394:
1392:
1387:
1385:
1383:
1378:
1377:
1375:
1369:
1368:
1363:
1357:
1355:
1350:
1348:
1346:
1341:
1339:
1337:
1332:
1330:
1328:
1323:
1321:
1319:
1318:C. granulatum
1314:
1312:
1310:
1305:
1303:
1301:
1296:
1295:
1293:
1291:
1290:
1285:
1279:
1277:
1272:
1271:
1269:
1267:
1266:
1261:
1258:
1256:
1252:
1242:
1240:
1239:S. laticaudus
1235:
1233:
1231:
1226:
1225:
1223:
1221:
1220:
1215:
1209:
1207:
1206:E. bispinatus
1204:Pygmy shark (
1202:
1201:
1199:
1197:
1196:
1195:Euprotomicrus
1191:
1185:
1183:
1178:
1176:
1174:
1169:
1167:
1165:
1160:
1159:
1157:
1155:
1154:
1149:
1143:
1141:
1136:
1135:
1133:
1131:
1130:
1125:
1119:
1117:
1112:
1111:
1109:
1107:
1106:
1101:
1095:
1093:
1088:
1087:
1085:
1083:
1082:
1077:
1071:
1069:
1064:
1063:
1061:
1059:
1058:
1053:
1050:
1048:
1044:
1034:
1032:
1027:
1025:
1023:
1018:
1016:
1014:
1013:D. hystricosa
1009:
1007:
1005:
1000:
999:
997:
995:
994:
989:
983:
981:
976:
974:
972:
967:
965:
963:
958:
956:
954:
949:
947:
945:
940:
938:
936:
931:
929:
927:
922:
920:
918:
917:C. harrissoni
913:
911:
909:
908:C. granulosus
904:
902:
900:
895:
893:
891:
886:
885:
883:
881:
880:
875:
872:
866:
862:
856:
852:
850:
846:
844:
840:
838:
834:
832:
828:
826:
822:
821:
818:
813:
812:dogfish shark
805:
800:
798:
793:
791:
786:
785:
782:
768:September 27,
763:
756:
754:
750:
745:
739:
735:
728:
725:
720:
719:
714:
712:
706:
700:
697:
692:
688:
684:
680:
676:
672:
668:
661:
659:
657:
655:
653:
651:
647:
634:
629:
625:
621:
620:
615:
613:
604:
602:
600:
598:
596:
592:
585:
583:
581:
577:
573:
569:
561:
559:
557:
553:
549:
545:
541:
537:
533:
529:
521:
519:
517:
513:
509:
506:
501:
497:
493:
489:
485:
484:pectoral fins
481:
476:
474:
470:
466:
461:
452:
450:
448:
444:
440:
436:
432:
428:
424:
420:
416:
415:Caribbean Sea
408:
406:
404:
400:
396:
392:
388:
384:
380:
376:
372:
368:
364:
360:
356:
352:
348:
347:type specimen
344:
340:
336:
332:
328:
324:
321:
313:
311:
309:
305:
301:
297:
293:
289:
285:
281:
277:
273:
269:
266:
262:
261:dogfish shark
258:
254:
253:
248:
237:
233:
228:
223:
222:G. H. Burgess
219:
213:
211:
205:
202:
201:Binomial name
198:
194:
193:
188:
185:
184:
181:
180:
176:
173:
172:
169:
166:
163:
162:
159:
156:
153:
152:
149:
148:Selachimorpha
146:
144:Subdivision:
143:
142:
139:
136:
133:
132:
129:
126:
123:
122:
119:
116:
113:
112:
109:
106:
103:
102:
99:
96:
93:
92:
87:
82:
78:
72:
67:
66:Least Concern
56:
52:
47:
43:
38:
33:
30:
19:
2405:
2374:
2365:
2357:S. rancureli
2356:
2347:
2338:
2329:
2320:
2311:
2303:S. melanurus
2302:
2293:
2285:
2278:S. japonicus
2277:
2268:
2259:
2250:
2241:
2232:
2223:
2214:
2205:
2196:
2188:
2180:
2171:
2163:S. albifrons
2162:
2154:
2147:S. acanthias
2146:
2130:
2118:
2110:C. australis
2109:
2100:
2090:Cirrhigaleus
2088:
2059:
2051:Z. ichiharai
2050:
2038:
2027:S. rostratus
2026:
2018:S. pacificus
2017:
2008:
1996:
1984:
1975:
1963:
1952:S. sherwoodi
1951:
1942:
1933:
1925:S. albicauda
1924:
1912:
1900:
1891:
1881:Proscymnodon
1879:
1867:
1855:
1843:
1834:
1825:
1813:
1785:O. paradoxus
1784:
1776:O. japonicus
1775:
1766:
1757:
1748:
1736:
1711:
1699:
1687:
1677:Miroscyllium
1675:
1663:
1654:
1645:
1636:
1627:
1618:
1609:
1600:
1591:
1582:
1573:
1564:
1555:
1546:
1537:
1535:
1528:
1519:
1511:E. litvinovi
1510:
1502:E. hillianus
1501:
1492:
1483:
1474:
1465:
1457:
1449:
1440:
1431:
1422:
1414:
1407:
1399:
1390:
1381:
1365:
1353:
1344:
1335:
1327:C. kamoharai
1326:
1317:
1308:
1299:
1287:
1275:
1263:
1255:Etmopteridae
1238:
1229:
1217:
1205:
1193:
1181:
1172:
1163:
1151:
1139:
1127:
1115:
1103:
1091:
1079:
1067:
1055:
1030:
1021:
1012:
1003:
991:
979:
970:
962:C. squamosus
961:
952:
943:
934:
925:
916:
907:
898:
889:
879:Centrophorus
877:
853:Subdivision
766:. Retrieved
733:
727:
716:
710:
699:
674:
670:
666:
637:. Retrieved
623:
617:
611:
565:
543:
535:
525:
514:-containing
477:
456:
427:Barranquilla
412:
398:
390:
382:
374:
367:E. hillianus
366:
358:
342:
338:
317:
268:Etmopteridae
251:
250:
246:
244:
209:
207:
191:
190:
178:
168:Etmopteridae
158:Squaliformes
29:
2497:iNaturalist
2430:Wikispecies
2375:S. suckleyi
2294:S. megalops
2286:S. lalannei
2260:s. griffini
2242:S. formosus
2233:S. edmundsi
2224:S. cubensis
2119:C. barbifer
1976:S. obscurus
1943:S. oligodon
1934:S. garricki
1901:P. plunketi
1801:Somniosidae
1767:O. centrina
1655:E. villosus
1646:E. unicolor
1610:E. sentosus
1601:E. schultzi
1574:E. pusillus
1556:E. princeps
1450:E. dianthus
1415:E. burgessi
1391:E. bigelowi
1309:C. fabricii
1300:C. excelsum
1182:I. plutodus
1173:I. labialis
1105:Mollisquama
953:C. niaukang
639:19 November
508:photophores
488:pelvic fins
480:dorsal fins
475:are small.
453:Description
433:, near the
431:Santa Marta
383:E. unicolor
375:E. schultzi
345:paper. The
288:photophores
218:S. Springer
2647:Etmopterus
2636:Categories
2348:S. nasutus
2330:S. nasutus
2251:S. grahami
2137:(Spurdogs)
1985:S. ringens
1844:C. owstoni
1728:Oxynotidae
1712:T. kabeyai
1688:M. sheikoi
1592:E. robinsi
1529:E. molleri
1520:E. lucifer
1423:E. carteri
1408:E. bullisi
1382:E. baxteri
1367:Etmopterus
1354:C. ritteri
1345:C. ornatum
1219:Squaliolus
1092:H. marleyi
1047:Dalatiidae
837:Vertebrata
835:Subphylum
667:Etmopterus
586:References
538:) and the
496:caudal fin
473:gill slits
179:Etmopterus
134:Subclass:
2076:Squalidae
1998:Somniosus
1965:Scymnodon
1664:E. virens
1619:E. spinax
1538:E. perryi
1466:E. evansi
1336:C. nigrum
1116:M. parini
1004:D. calcea
926:C. isodon
847:Subclass
568:fecundity
423:Venezuela
359:E. spinax
318:American
304:mortality
296:gestating
280:Venezuela
186:Species:
104:Kingdom:
98:Eukaryota
2515:10851792
2471:FishBase
2463:46560265
2415:Wikidata
2101:C. asper
1738:Oxynotus
1547:E. polli
1475:E. fusus
1276:A. nigra
1265:Aculeola
1230:S. aliae
1153:Isistius
1140:D. licha
1129:Dalatias
980:C. uyato
855:Selachii
831:Chordata
825:Animalia
823:Kingdom
718:FishBase
556:yolk sac
492:anal fin
465:papillae
419:Colombia
351:Colombia
331:trawling
276:Colombia
164:Family:
118:Chordata
114:Phylum:
108:Animalia
94:Domain:
71:IUCN 3.1
2614:ZooBank
2580:3595284
2489:2421042
2421:Q243971
2132:Squalus
890:C. acus
829:Phylum
814:species
810:Extant
691:1444748
576:bycatch
552:fetuses
512:pigment
443:Grenada
393:), and
333:by the
308:bycatch
263:in the
257:species
255:) is a
224:, 1985)
174:Genus:
154:Order:
124:Class:
69: (
2606:271637
2567:271637
2554:806581
2528:621061
2502:100588
2040:Zameus
993:Deania
841:Class
740:
689:
671:Copeia
578:. The
528:mature
494:. The
343:Copeia
339:Oregon
265:family
220:&
2601:WoRMS
2588:Plazi
2541:60240
2510:IRMNG
2476:50209
2450:3BM7W
687:JSTOR
460:nares
306:from
284:genus
2562:OBIS
2536:IUCN
2523:ITIS
2484:GBIF
770:2009
738:ISBN
675:1985
641:2021
624:2020
469:gill
441:and
429:and
421:and
325:and
278:and
274:off
245:The
2458:EoL
2445:CoL
679:doi
628:doi
385:),
377:),
369:),
361:),
259:of
2638::
2616::
2603::
2590::
2577::
2564::
2551::
2538::
2525::
2512::
2499::
2486::
2473::
2460::
2447::
2432::
2417::
752:^
715:.
685:.
673:.
649:^
622:.
616:.
594:^
405:.
2377:)
2368:)
2359:)
2350:)
2341:)
2332:)
2323:)
2314:)
2305:)
2296:)
2280:)
2271:)
2262:)
2253:)
2244:)
2235:)
2226:)
2217:)
2208:)
2199:)
2183:)
2174:)
2165:)
2149:)
2121:)
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2103:)
2062:)
2053:)
2029:)
2020:)
2011:)
1987:)
1978:)
1954:)
1945:)
1936:)
1927:)
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1558:)
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955:)
946:)
937:)
928:)
919:)
910:)
901:)
892:)
803:e
796:t
789:v
772:.
746:.
713:"
709:"
693:.
681::
643:.
630::
614:"
610:"
542:(
534:(
397:(
389:(
381:(
373:(
365:(
357:(
249:(
216:(
73:)
20:)
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