Atlanta inflata Gray, 1850
This species has a shell morphology very similar to A. helicinoidea. The two species can be easily identified if the eyes are present, since A. inflata has eye type a and A. helicinoidea has eye type c.
Synonyms:
Atlanta quoyana Souleyet, 1852
Atlanta quoyii Gray, 1850
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The spire is flattened with 4¼ to 4½ whorls and is heavily ornamented with multiple continuous spiral ridges. This can make it difficult to identify the whorls, particularly the second whorl which is often narrow.
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The spire can be a tan-brown colour, or pink-purple.
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The keel is tall, sometimes with a yellow-brown base.
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Adult shell is small, reaching only 1.5 mm.
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This species has not been found in the Atlantic Ocean.
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Eye type a, operculum type c, radula type I.
Similar species:
Further Reading:
Janssen, A.W., Seapy, R.R., 2009. On the identity and distribution of Atlanta inflata Gray, 1850 (Gastropoda, Pterotracheoidea, Atlantidae) in the world’s oceans. Basteria 73, 139–157.
Seapy, R.R. 2011. Atlantidae. In: Tree of life web project. Available at http://tolweb.org/Atlantidae accessed 1 April 2017.
Wall-Palmer, D., Burridge, A.K., Goetze, E., Stokvis, F., Janssen, A.W., Mekkes, L., Moreno-Alcántara, M., Bednaršek, N., Schiøtte, T., Vinther Sørensen, M., Smart, C.W., Peijnenburg, K.T.C.A. Biogeography and genetic diversity of the atlantid heteropods. Progress in Oceanography, 160:1–25. doi: 10.1016/j.pocean.2017.11.004
Wall-Palmer, D., Metcalfe, B., Leng, M.J., Sloane, H.J., Ganssen, G., Vinayachandran, P.N., Smart, C.W. Vertical distribution and diurnal migration of atlantid heteropods. Marine Ecology Progress Series, 587: 1–15. doi: 10.3354/meps12464.
Wall-Palmer, D., Smart, C.W., Kirby, R., Hart, M.B., Peijnenburg, K.T.C.A., Janssen, A. 2016. A review of the ecology, palaeontology and distribution of atlantid heteropods (Caenogastropoda: Pterotracheoidea: Atlantidae). Journal of Molluscan Studies, 1-14.