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consists of 2J convex and smooth whorls, the nucleus is minute and rounded. Whorls 1 to 8 with a broad, flat, and but slightly sloping shoulder, lightly convex below it. The base is contracted towards the siphonal canal. The suture is not much impressed. The aperture is ovate, broadly angled above,
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is vertical, somewhat excavated. Inner lip thin, extending a short distance beyond the columella, and has a well-defined margin. It forms a more or less thick callous layer on the concave parietal wall, and is narrowed below to a fine and sharp ridge. The fasciole is well defined and lamellar. The
365:. The axial sculpture is formed by subequal sharp varices on the spire-whorls, very inequidistant and often almost obsolete on the body whorl. The points of intersection, especially on the carina of the whorls, are nodulous, or produced into short hollow spines.
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is usually thin and sharp, but in old specimens it is often much thickened inside. It is generally finely crenulated, but sometimes almost smooth. It is distinctly angled above, contracted on approaching the siphonal canal. The
530:
Beu, A.G. 2011 Marine
Molluscs of oxygen isotope stages of the last 2 million years in New Zealand. Part 4. Gastropoda (Ptenoglossa, Neogastropoda, Heterobranchia). Journal of the Royal Society of New Zealand 41,
510:
Reeve, L. A. (1847-1848). Monograph of the genus Fusus. In: Conchologia
Iconica, or, illustrations of the shells of molluscous animals, vol. 4, pls 1-21 and unpaginated text. L. Reeve & Co., London
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Dentition: The central tooth is transverse, with 5 cusps, of which the median and externals are much larger, but all 5 are united at the base. The laterals are angled and unicuspid.
505:
Philippi, R. A. (1842-1850). Abbildungen und
Beschreibungen neuer oder wenig gekannter Conchylien unter Mithülfe mehrerer deutscher Conchyliologen. Cassel, T. Fischer: Vol. 1: 1-20
515:
Marwick, J. (1928). The
Tertiary Mollusca of the Chatham Islands, including a generic review of the New Zealand Pectinidae. Transactions of the New Zealand Institute. 58: 431-506
520:
Adams, H. & Adams, A. (1864). Descriptions of new species of shells, chiefly from the
Cumingian collection. Proceedings of the Zoological Society of London. 1863: 428-435.
625:
720:
638:
525:
Spencer H.G., Willan R.C., Marshall B.A. & Murray T.J. (2011). Checklist of the Recent
Mollusca Recorded from the New Zealand Exclusive Economic Zone.
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consists of two spiral ridges on the spire-whorls, the upper of which is on the carina of the whorls. The interstices show an occasional finer ridge. The
599:
715:
651:
710:
492:
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Fleming, C.A. (1943). Tertiary
Mollusca from Dannevirke Subdivision. Transactions of the Royal Society of New Zealand. 73: 193–208.
677:
448:
Marshall, B.; Rosenberg, G. (2014). Zeatrophon ambiguus (Philippi, 1844). Accessed through: World
Register of Marine Species at
361:
has numerous unequal spirals, some of which are usually more prominent than the others. There is a distinct fasciole along the
350:) The fusiform shell is not very thick, usually with an umbilical chink, turriculate, reticulated by spiral and axial ribs.
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produced below into a moderately long and open siphonal canal, which is recurved and bent to the left. The outer
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Suter H. (1913-1915), Manual of New
Zealand Mollusca; Wellington, N. Z. :J. Mackay, govt. printer,1913-1915
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The colour of the shell is white or yellowish. Inside it is white, greenish, or light brown.
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The length of the ashell attains 56 mm, its diameter, 31 mm.
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http://www.marinespecies.org/aphia.php?p=taxdetails&id=598755
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394:umbilical chink is mostly distinct. The
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721:Taxa named by Rodolfo Amando Philippi
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335:, the rock snails or murex snails.
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408:Apertural view of the shell of
485:William Collins Publishers Ltd
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487:, Auckland, New Zealand 1979
379:with the siphonal canal. The
375:is conical, shorter than the
262:H. Adams & A. Adams, 1863
716:Gastropods described in 1844
398:has the nucleus subapical.
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711:Gastropods of New Zealand
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65:Scientific classification
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421:This marine species is
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255:superseded combination
253:(R. A. Philippi, 1844)
238:(original combination)
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481:New Zealand Mollusca
283:Zeatrophon mutabilis
27:Species of gastropod
550:Zeatrophon ambiguus
410:Zeatrophon ambiguus
297:Zeatrophon ambiguus
204:Zeatrophon ambiguus
57:Zeatrophon ambiguus
36:Zeatrophon ambiguus
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275:Zeatrophon elegans
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665:Open Tree of Life
542:Taxon identifiers
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107:(unranked):
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706:Pagodulinae
613:iNaturalist
427:New Zealand
339:Description
301:common name
245:Reeve, 1847
159:Pagodulinae
154:Subfamily:
700:Categories
433:References
381:protoconch
359:body whorl
172:Zeatrophon
135:Muricoidea
100:Gastropoda
565:Q14525768
396:operculum
391:columella
355:sculpture
333:Muricidae
323:gastropod
316:sea snail
313:predatory
311:of large
180:Species:
147:Muricidae
71:Kingdom:
631:11743636
559:Wikidata
412:(female)
377:aperture
234:Philippi
221:Synonyms
212:Philippi
142:Family:
88:Mollusca
83:Phylum:
76:Animalia
670:2909080
644:1675660
605:6787447
423:endemic
328:in the
326:mollusc
309:species
307:, is a
214:, 1844)
166:Genus:
95:Class:
683:598755
657:598755
618:488656
579:675819
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330:family
320:marine
236:, 1844
121:clade
116:clade
111:clade
678:WoRMS
626:IRMNG
592:5CYBY
531:1–153
373:spire
53:shell
652:OBIS
639:NCBI
600:GBIF
574:BOLD
489:ISBN
371:The
353:The
318:, a
303:the
587:CoL
425:to
386:lip
55:of
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441:^
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51:A
210:(
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