Anatomidae

Anatoma crispata, copyright Natural History Museum Rotterdam.

Belongs within: Vetigastropoda.

The Anatomidae are a group of marine gastropods with a trochoid biconical shell that usually bears an open slit at the periphery (Zelaya & Geiger 2007).

Characters (from Zelaya & Geiger 2007): Shell 1–11 mm, trochoid biconical, protoconch with smooth, flocculant or reticulate sculpture, slit at periphery, usually open (exceptionally closed); radula with lateral tooth 5 enlarged by elongation.

<==Anatomidae
    |--Sasakiconcha elegantissima Geiger 2006 ZG07
    |--Thieleella Bandel 1998 ZG07
    |    |--*T. amoena (Thiele 1912) [=Scissurella amoena, Anatoma amoena, Schizotrochus amoena, Sch. amoenus] ZG07
    |    |--T. argentinae Zelaya & Geiger 2007 ZG07
    |    |--T. baxteri (McLean 1984) ZG07
    |    |--T. flemingi Marshall 2002 ZG07
    |    |--T. gunteri (Cotton & Godfrey 1933) ZG07
    |    |--T. reticulata Bandel 1998 ZG07
    |    `--T. weddelliana Zelaya & Geiger 2007 ZG07
    `--Anatoma Woodward 1859 ZG07 [=Schizotrochus Monterosato 1884 KC60, P61; Anatominae, Schizotrochidae]
         |--*A. crispata (Fleming 1828) ZG07 [=Scissurella crispata ZG07, *Schizotrochus crispata P61]
         |--‘Schizotrochus’ aupouria Powell 1937 P61
         |--A. baxteri McLean 1984 ZG07
         |--A. conica (d’Orbigny 1841) [=Scissurella conica, Anatomus conicus, Schizotrochus conica] ZG07
         |--A. disciformis (Golikov & Sirenko 1980) ZG07
         |--A. euglypta (Pelseneer 1903) (see below for synonymy) ZG07
         |--‘Schizotrochus’ finlayi Powell 1937 P61
         |--A. janetae Geiger 2006 ZG07
         |--A. josephinae Odhner 1960 ZG07
         |--‘Scissurella’ mantelli Woodward 1859 F27 [=Schizotrochus mantelli P61]
         |--A. obtusata (Golikov & Gublin 1978) ZG07
         |--A. proxima F12
         |--‘Scissurella’ regia Mestayer 1916 F27 [=Schizotrochus regius P61]
         |--A. shiraseae Numanami & Okutani 1990 ZG07
         `--A. yaroni Herbert 1986 ZG07

Anatoma euglypta (Pelseneer 1903) [=Scissurella euglypta, A. euglyptus, Hainella euglypta, Schizotrochus euglyptus] ZG07

*Type species of generic name indicated

REFERENCES

[F27] Finlay, H. J. 1927. A further commentary on New Zealand molluscan systematics. Transactions and Proceedings of the New Zealand Institute 57: 320–485.

[F12] Frýda, J. 2012. Phylogeny of Palaeozoic gastropods inferred from their ontogeny. In: Talent, J. A. (ed.) Earth and Life: Global biodiversity, extinction intervals and biogeographic perturbations through time pp. 395–435. Springer.

[KC60] Knight, J. B., L. R. Cox, A. M. Keen, R. L. Batten, E. L. Yochelson & R. Robertson. 1960. Gastropoda: systematic descriptions. In: Moore, R. C. (ed.) Treatise on Invertebrate Paleontology pt I. Mollusca 1: Mollusca—General Features, Scaphopoda, Amphineura, Monoplacophora, Gastropoda—General Features, Archaeogastropoda and some (mainly Paleozoic) Caenogastropoda and Opisthobranchia pp. I169–I331. Geological Society of America, and University of Kansas Press.

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

[ZG07] Zelaya, D. G., & D. L. Geiger. 2007. Species of Scissurellidae and Anatomidae from sub-Antarctic and Antarctic waters (Gastropoda: Vetigastropoda). Malacologia 49 (2): 393–443.