137:
779:
157:
358:, but siphonal row is soon lost. Later the venter may be concave between rows of ventrolateral clavi or rounded with ribs passing over in chevrons. Ornament usually becomes coarser with age. Derivation is from
728:
606:
969:
934:
820:
715:
1014:
974:
635:
929:
979:
919:
859:
546:"The Global Boundary Stratotype Section and Point for the base of the Turonian Stage of the Cretaceous: Pueblo, Colorado, U.S.A."
580:
451:
1009:
1004:
964:
813:
999:
994:
959:
904:
879:
874:
864:
445:
954:
924:
914:
909:
899:
894:
889:
884:
156:
989:
984:
949:
944:
939:
869:
844:
136:
1019:
839:
806:
601:
352:
Early whorls are compressed, finely ribbed with inner and outer ventrolateral and siphonal tubercles as in
854:
849:
660:
480:
754:
461:
455:
439:
523:
496:
427:
486:
433:
511:
490:
151:
759:
778:
741:
733:
702:
465:
790:
746:
556:
373:
334:
250:
237:
610:
560:
17:
517:
354:
833:
545:
87:
505:
707:
650:
Zone ammonite fauna in
Colorado, USA. USGS Publications Warehouse - Citations View
641:
683:
638:
Pat L Mollusca 4. Geological
Society of America and University of Kansas Press.
614:
62:
31:
786:
474:
470:
381:
224:
211:
198:
107:
72:
168:
112:
56:
694:
677:
412:
368:
341:
337:
188:
102:
97:
82:
77:
67:
48:
720:
117:
92:
178:
654:
658:
794:
544:
Kennedy, W. J.; I. Walaszczyk; W. A. Cobban (2005).
667:
372:gave rise to the other genera in the subfamily
814:
8:
821:
807:
655:
646:, 1999. Lower Turonian (Upper Cretaceous)
135:
38:
423:Fossils of the genus have been found in:
536:
636:Treatise on Invertebrate Paleontology
7:
775:
773:
407:The first occurrence of the species
793:. You can help Knowledge (XXG) by
25:
376:. Older classifications included
970:Cretaceous geology of New Mexico
935:Cretaceous Northwest Territories
777:
155:
583:. Geologic Timescale Foundation
561:10.18814/epiiugs/2005/v28i2/003
634:, 1957. Mesozoic Ammonoidea,
344:stage of the Late Cretaceous.
1:
1015:Fossil taxa described in 1930
403:Biostratigraphic significance
975:Fossils of the United States
340:that lived during the early
930:Cretaceous British Columbia
452:Second White Speckled Shale
411:marks the beginning of the
1036:
980:Ammonites of South America
920:Ammonites of North America
772:
29:
27:Genus of molluscs (fossil)
860:Late Cretaceous ammonites
581:"GSSP for Turonian Stage"
520:, Colorado and New Mexico
280:
275:
152:Scientific classification
150:
143:
134:
41:
514:, Colorado and Minnesota
508:, Arizona and New Mexico
145:Watinoceras coloradoense
30:Not to be confused with
18:Watinoceras coloradoense
789:-related article is a
502:Draa el Miaad, Tunisia
755:Paleobiology Database
648:Watinoceras devonense
462:McKenzie River Valley
440:Mungo River Formation
409:Watinoceras devonense
1010:Fossils of Venezuela
1005:Cretaceous Venezuela
965:Cretaceous Minnesota
446:Blackstone Formation
434:Cotinguiba Formation
1000:Fossils of Colombia
995:Cretaceous Colombia
960:Cretaceous Colorado
905:Ammonites of Europe
880:Fossils of Cameroon
875:Cretaceous Cameroon
865:Ammonites of Africa
512:Greenhorn Formation
491:Indidura Formations
481:Brießnitz Formation
471:Mesitas del Colegio
955:Cretaceous Arizona
925:Cretaceous Alberta
915:Fossils of Germany
910:Cretaceous Germany
900:Fossils of Tunisia
895:Cretaceous Tunisia
890:Fossils of Nigeria
885:Cretaceous Nigeria
609:2023-08-28 at the
458:, British Columbia
456:Kaskapu Formations
287:Arkhanguelsky 1916
990:Fossils of Brazil
985:Cretaceous Brazil
950:Fossils of Mexico
945:Cretaceous Mexico
940:Fossils of Canada
870:Fossils of Angola
845:Ammonitida genera
802:
801:
770:
769:
742:Open Tree of Life
661:Taxon identifiers
524:La Luna Formation
497:Eze-Aku Formation
466:Pacific Northwest
448:, Alberta, Canada
428:Ponta das Salinas
380:in the subfamily
326:
325:
271:
16:(Redirected from
1027:
1020:Ammonitina stubs
840:Acanthoceratidae
823:
816:
809:
781:
774:
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762:
750:
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737:
736:
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686:
656:
618:
599:
593:
592:
590:
588:
577:
571:
570:
568:
567:
541:
387:Species include
374:Acanthoceratinae
320:
312:
304:
296:
288:
269:
262:
251:Acanthoceratinae
249:
238:Acanthoceratidae
236:
223:
210:
160:
159:
139:
129:
59:
47:Temporal range:
39:
21:
1035:
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771:
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727:
719:
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682:
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627:
625:Further reading
622:
621:
611:Wayback Machine
600:
596:
586:
584:
579:
578:
574:
565:
563:
543:
542:
538:
533:
421:
405:
397:W. thompsonense
389:W. coloradoense
350:
318:
316:W. thompsonense
310:
302:
294:
292:W. coloradoense
286:
268:
260:
247:
234:
221:
208:
154:
130:
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55:93.9–89.6
54:
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35:
28:
23:
22:
15:
12:
11:
5:
1033:
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639:
626:
623:
620:
619:
594:
572:
535:
534:
532:
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528:
527:
521:
518:Colorado Group
515:
509:
503:
500:
494:
484:
478:
468:
459:
449:
443:
437:
431:
420:
417:
404:
401:
360:Neocardioceras
355:Neocardioceras
349:
346:
335:acanthoceratid
333:is a genus of
324:
323:
322:
321:
313:
305:
297:
295:Henderson 1908
289:
284:W. amudariense
278:
277:
273:
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61:
60:
46:
26:
24:
14:
13:
10:
9:
6:
4:
3:
2:
1032:
1021:
1018:
1016:
1013:
1011:
1008:
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1003:
1001:
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988:
986:
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891:
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886:
883:
881:
878:
876:
873:
871:
868:
866:
863:
861:
858:
856:
855:Turonian life
853:
851:
850:Index fossils
848:
846:
843:
841:
838:
837:
835:
824:
819:
817:
812:
810:
805:
804:
798:
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776:
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748:
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657:
651:
649:
645:
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633:
629:
628:
624:
616:
612:
608:
605:
604:
598:
595:
582:
576:
573:
562:
558:
555:(2): 93–104.
554:
550:
547:
540:
537:
530:
525:
522:
519:
516:
513:
510:
507:
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479:
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133:
119:
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94:
89:
84:
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64:
58:
50:
44:
40:
37:
33:
19:
795:expanding it
784:
668:
647:
643:
631:
630:W.J. Arkell
602:
597:
585:. Retrieved
575:
564:. Retrieved
552:
548:
539:
506:Mancos Shale
422:
419:Distribution
408:
406:
396:
392:
388:
386:
377:
367:
363:
359:
353:
351:
329:
328:
327:
315:
307:
299:
291:
283:
270:Warren, 1930
264:
263:
144:
42:
36:
669:Watinoceras
642:J. Kennedy
615:Fossilworks
603:Watinoceras
526:, Venezuela
393:W. reesidei
378:Watinoceras
364:Watinoceras
348:Description
330:Watinoceras
319:Cobban 1988
311:Warren 1930
308:W. reesidei
303:Solger 1904
265:Watinoceras
244:Subfamily:
199:Cephalopoda
43:Watinoceras
32:Wutinoceras
834:Categories
787:Ammonitina
566:2023-12-19
531:References
487:Agua Nueva
477:, Colombia
442:, Cameroon
382:Mammitinae
300:W. jaekeli
225:Ammonitida
212:Ammonoidea
205:Subclass:
684:Q18394623
499:, Nigeria
483:, Germany
384:instead.
175:Kingdom:
169:Eukaryota
692:BioLib:
678:Wikidata
607:Archived
587:7 August
549:Episodes
493:, Mexico
436:, Brazil
430:, Angola
413:Turonian
369:Mammites
342:Turonian
338:ammonite
276:Species
231:Family:
189:Mollusca
185:Phylum:
179:Animalia
165:Domain:
49:Turonian
747:4955878
734:1116725
721:4626916
475:Yaguará
257:Genus:
218:Order:
195:Class:
124:↓
695:800924
644:et al.
632:et al.
395:, and
785:This
760:15804
729:IRMNG
791:stub
716:GBIF
708:87MQ
617:.org
589:2014
489:and
473:and
454:and
366:and
63:PreꞒ
703:CoL
613:at
557:doi
836::
757::
744::
731::
718::
705::
680::
553:28
551:.
464:,
415:.
399:.
391:,
362:,
113:Pg
57:Ma
822:e
815:t
808:v
797:.
591:.
569:.
559::
261:†
248:†
235:†
222:†
209:†
118:N
108:K
103:J
98:T
93:P
88:C
83:D
78:S
73:O
68:Ꞓ
52:~
34:.
20:)
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