Arabic volute Alcithoe arabica, copyright Javier.

Belongs within: Volutoidea.

Alcithoe is an Australasian genus of volutes bearing an elongate, fusiform shell with a thickened, reflexed outer lip and strong plaits on the columella.

<==Alcithoe Adams & Adams 1853 [Alcithoides, Alcithoinae, Alcithoini] DK08
|  i. s.: A. aillaudorum Bouchet & Poppe 1988 BC01
|         A. ‘corrugata’ (Hutton 1873) (n. d.) [=Voluta (Lyria) corrugata non Binkhorst 1861] F27b
|         ‘Waihaoia’ firma Marwick 1926 F27a
|         A. flemingi Dell 1978 LB89
|         A. gatesi Marwick 1926 [=Fulguraria morgani Marshall & Murdoch 1920 non Cossmann & Pissaro 1905] F27b
|         A. reflexa M49
|         A. solida F27b
|         ‘Waihaoia’ thomsoni A27
|–A. (Alcithoe) P61
|    |–*A. (A.) pacifica (Perry 1810) [=Voluta pacifica] BR17
|    |–A. (A.) arabica (Gmelin 1791) P61
|    |–A. (A.) calva Powell 1928 P61
|    |–A. (A.) depressa (Suter 1908) P61
|    |–A. (A.) jaculoides Powell 1924 P61
|    |–A. (A.) johnstoni Powell 1928 P61
|    |–A. (A.) larochei Marwick 1926 P61
|    |–A. (A.) ostenfeldi Iredale 1937 P61
|    `–A. (A.) swainsoni Marwick 1926 P61 (see below for synonymy)
|         |–A. s. swainsoni P61
|         `–A. s. motutaraensis Powell 1928 P61
|–A. (Leporemax Iredale 1937) [incl. Carolluta] P61
|    |–A. (*L.) gracilis P61 [=Voluta pacifica var. gracilis P61, P79]
|    |–A. (L.) chathamensis Dell 1956 P61
|    |–A. (L.) fusus (Quoy & Gaimard 1833) P61
|    |    |–A. f. fusus P61
|    |    `–A. f. haurakiensis Dell 1956 P61
|    `–A. (L.) hedleyi (Murdoch & Suter 1906) P61
|–‘Waihaoia’ (Pachymelon Marwick 1926) F27a
|    `–W. (*P.) amoriaformis Marwick 1926 F27a
|–A. (Palomelon Finlay 1927) P61
|    |–A. (*P.) lutea (Watson 1882) LB89, P61 (see below for synonymy)
|    |–‘Pachymelon’ (P.) smithi Powell 1950 P61
|    `–A. (P.) wilsonae (Powell 1933) LB89, P61 [=Pachymelon (P.) wilsonae P61]
`–A. (Waihaoia Marwick 1926) DK08
|–*Waihaoia’ (Waihaoia) allani Marwick 1926 F27a
`–A. (W.) pagodoides (Tate 1888) [=Voluta pagodoides] DK08

Alcithoe (Alcithoe) swainsoni Marwick 1926 P61 [=Voluta pacifica var. elongata Swainson 1821 non Lightfoot 1786 H86, F27b]

Alcithoe (*Palomelon) lutea (Watson 1882) LB89, P61 [=Cymbiola lutea P61, Waihaoia (Pachymelon) lutea F27a, W. (Palomelon) lutea F27a]

*Type species of generic name indicated


[A27] Allan, R. S. 1927. The geology and palaeontology of the Lower Waihao Basin, south Canterbury, New Zealand. Transactions and Proceedings of the New Zealand Institute 57: 265–309.

[BR17] Bouchet, P., J.-P. Rocroi, B. Hausdorf, A. Kaim, Y. Kano, A. Nützel, P. Parkhaev, M. Schrödl & E. E. Strong. 2017. Revised classification, nomenclator and typification of gastropod and monoplacophoran families. Malacologia 61 (1–2): 1–526.

[BC01] Boyko, C. B., & J. R. Cordeiro. 2001. Catalog of Recent type specimens in the Division of Invertebrate Zoology, American Museum of Natural History. V. Mollusca, part 2 (class Gastropoda [exclusive of Opisthobranchia and Pulmonata], with supplements to Gastropoda [Opisthobranchia], and Bivalvia). Bulletin of the American Museum of Natural History 262: 1–170.

[DK08] Darragh, T. A., & G. W. Kendrick. 2008. Silicified Eocene molluscs from the Lower Murchison district, Southern Carnarvon Basin, Western Australia. Records of the Western Australian Museum 24 (3): 217–246.

[F27a] Finlay, H. J. 1927a. A further commentary on New Zealand molluscan systematics. Transactions and Proceedings of the New Zealand Institute 57: 320–485.

[F27b] Finlay, H. J. 1927b. New specific names for austral Mollusca. Transactions and Proceedings of the New Zealand Institute 57: 488–533.

[H86] Hutton, F. W. 1886. The Mollusca of the Pareora and Oamaru systems of New Zealand. Proceedings of the Linnean Society of New South Wales, series 2, 1 (1): 205–237.

[LB89] Leal, J. H., & P. Bouchet. 1989. New deep-water Volutidae from off southeastern Brazil (Mollusca: Gastropoda). Nautilus 103 (1): 1–12.

[M49] Mason, B. 1949. The geology of Mandamus-Pahau district, north Canterbury. Transactions and Proceedings of the Royal Society of New Zealand 77 (3): 403–428.

[P79] Petterd, W. F. 1879. List of the Australian volutes. Journal of Conchology 2: 340–345.

[P61] Powell, A. W. B. 1961. Shells of New Zealand: An illustrated handbook 4th ed. Whitcombe and Tombs Limited: Christchurch.

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