Cryptogemma praesignis

Cryptogemma praesignis
Shell and protoconch of Cryptogemma praesignis (holotype of Pleurotoma (Drillia) microscelida at the Smithsonian Institution)
Scientific classification
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Gastropoda
(unranked):	clade Caenogastropoda clade Hypsogastropoda clade Neogastropoda
Superfamily:	Conoidea
Family:	Turridae
Subfamily:	Turrinae
Genus:	Cryptogemma
Species:	C. praesignis
Binomial name
Cryptogemma praesignis (Dall, 1895)
Synonyms
Drillia microscelida W.H. Dall, 1895 Gemmula (Ptychosyrinx) lordhoweensis Kantor & Sysoev, 1991 Gemmula bisinuata (Martens, 1901) Gemmula microscelida (Dall, 1895) Gemmula praesignis (E. A. Smith, 1895) Gemmula rotatilis (Martens, 1902) Pleurotoma (Drillia) microscelida Dall, 1895 Pleurotoma (Gemmula) rotatilis von Martens, 1902 Pleurotoma (Subulata) bisinuata von Martens, 1901 Pleurotoma (Surcula) lobata G. B. Sowerby III, 1903 Pleurotoma praesignis E. A. Smith, 1895 (original combination) Ptychosyrinx bisinuata (Martens, 1901) Ptychosyrinx bisinuata japonica Okutani, 1964 Ptychosyrinx lobata (G. B. Sowerby III, 1903)

Cryptogemma praesignis is a species of sea snail, a marine gastropod mollusk in the family Turridae, the turrids.

Distribution

This marine species occurs off Hawaii and Sri Lanka

References

• Smith, E. A. (1895). Natural history notes from H.M. Indian Marine Survey Steamer 'Investigator', Commander C.F. Oldham, R.N.-Series II, No. 19. Report upon the Mollusca dredged in the Bay of Bengal and the Arabian Sea during the season 1893-94. Annals and Magazine of Natural History. (series 6) 16: 1-19, pls. 1-2-page(s): 4, pl. 1 fig. 4
• Okutani T. (1964). Report on the archibenthal and abyssal gastropod Mollusca collected from Sagami Bay and adjacent waters by the R.V. Soyo-Maru during the years 1955-1963. Journal of the Faculty of Science, University of Tokyo, section 2. 15: 371-447, 7 pls.
• Kantor, Yu.I. & Sysoev, A.S. (1991a) Sexual dimorphism in the apertural notch of a new species of Gemmula (Gastropoda: Turridae). Journal of Molluscan Studies, 57, 205–209.

External links

• Martens E. von. (1901). Einige Neue Meer-Conchylien von der Deutschen Tiefsee-Expedition. Sitzungsberichte der Gesellschaft Naturforschender Freunde zu Berlin. (1901): 14-26
• Dall W.H. (1895). Scientific results of exploration by the U. S. Fish Commission steamer "Albatross" XXXIV. Report on Mollusca and Brachiopoda dredged in deep water, chiefly near the Hawaiian Islands, with illustrations of hitherto unfigured species from northwest America. Proceedings of the United States National Museum. 17: 675-733, pls 23-32
• Martens E. von. (1902). Einige neue Arten von Meer-Conchylien aus den Sammlungen der deutschen Tiefsee-Expedition unter der Leitung von Prof. Carl Chun, 1898–99. Sitzungs-Berichte der Gesellschaft naturforschender Freunde zu Berlin. (1902): 237–244., available online at https://biodiversitylibrary.org/page/7931397 page(s): 239
• Zaharias P., Kantor Y.I., Fedosov A.E., Criscione F., Hallan A., Kano Y., Bardin J. & Puillandre N. (2020). Just the once will not hurt: DNA suggests species lumping over two oceans in deep-sea snails (Cryptogemma). Zoological Journal of the Linnean Society. DOI: 10.1093/zoolinnean/zlaa010/5802562