Sigapatella is a genus of small to medium-sized sea snails, marine gastropod molluscs in the family Calyptraeidae, the slipper snails, Chinese hat snails, and cup-and-saucer snails.WoRMS (2010). Sigapatella Lesson, 1831. Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=391489 on 2011-10-31
Taxonomy This group of species was originally classified under Calyptraea (Sigapatella) by Lesson in 1830. In 1990 the subgenus was elevated to the rank of genus as Sigapatella by Beu et al.A. G. Beu, P.A. Maxwell, and R.C. Brazier. 1990. Cenozoic Mollusca of New Zealand. New Zealand Geological Survey Paleontological Bulletin 58 and confirmed in 2000 by Camacho et al. (2000).H. H. Camacho, J. O. Chiesa, S. G. Parma and C. J. Rio. 2000. Invertebrado marinos eocenos de los cerros Palique y Castillo, subdoeste de la provincia de Santa Cruz, Argentina. Ameghiniana 37(1):59–72
Description The oval shell has a lateral apex. The interior plate has a submarginal axis. The free margin is concave.G.W. Tryon, Manual of Conchology vol. VIII p. 103; 1886
Species Species within the genus Sigapatella include: † Sigapatella americana Ortmann 1900 H. H. Camacho, J. O. Chiesa, S. G. Parma and C. J. Rio. 2000. Invertebrado marinos eocenos de los cerros Palique y Castillo, subdoeste de la provincia de Santa Cruz, Argentina. Ameghiniana 37(1):59-72 Sigapatella calyptraeformis (Lamarck) Seashells of New South Wales : Sigapatella calyptraeiformis † Sigapatella crater (Finlay, 1926) † Sigapatella gigantea (Beu, 1970) Sigapatella hedleyi (Smith, 1915) Hedley's shelf limpet Seashells of new South Wales : Sigapatella hedleyiMolluscs of Tasmania : Sigapatella hedleyi † Sigapatella maccoyi (Suter, 1917) † Sigapatella mapalia Marwick, 1929 J. Marwick. 1929. Tertiary molluscan fauna of Chatton, Southland. Transactions and Proceedings of the Royal Society of New Zealand 59:903-937 Sigapatella novaezelandiae (Lesson, 1830) Marshall, B.A. 2003: A review of the Recent and late Cenozoic Calyptraeidae of New Zealand (Mollusca: Gastropoda). The Veliger 46: 117-144. Sigapatella nukumaruana Marshall, 2003 Marshall B.A. 2003. A review of the Recent and Late Cenozoic Calyptraeidae of New Zealand (Mollusca: Gastropoda). The Veliger 46(2): 117-144 Sigapatella ohopeana Marshall, 2003 † Sigapatella otamatea Laws, 1944 † Sigapatella patulosa Powell and Bartrum, 1929 A.W.B. Powell, Tertiary Molluscan Faunulesfrom the Waitemata Beds † Sigapatella perampla (Powell & Bartrum, 1929) Sigapatella spadicea Boshier, 1961 † Sigapatella subvaricosa Powell & Bartrum, 1929 Sigapatella superstes Fleming, 1958 Sigapatella tenuis (Gray, 1867) Sigapatella terraenovae (Peile, 1924) Sigapatella subvaricosa Powell and Partrum, 1929 † Sigapatella vertex J. Marwick, 1926 J. Marwick, Molluscan Fauna of the Waiarekan Stage of the Oamaru Series
† Sigapatella (Spirogalerus) lamellaria (Finlay & Marwick, 1937) (synonym: Spirogalerus lamellaria Finlay & Marwick 1937) Revised descriptions of New Zealand Cenozoic Mollusca from Beu and Maxwell (1990)
Species brought into synonymy Sigapatella maculata Suter, 1913 : synonym of Sigapatella novaezelandiae (Lesson, 1830)
References
Powell A. W. B., New Zealand Mollusca, William Collins Publishers Ltd, Auckland, New Zealand 1979 Paleopbiology Database : Sigapatella