Emarginula undulata is a species of sea snail, a marine gastropod mollusk in the family Fissurellidae, the keyhole limpets and slit limpets.Bouchet, P. (2012). Emarginula undulata Melvill & Standen, 1903. Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=572117 on 2012-12-31Herbert D.G. & Kilburn R.N. (1986). Taxonomic studies on the Emarginulinae (Mollusca: Gastropoda: Fissurellidae) of southern Africa and Mozambique. Emarginula, Emarginella, Puncturella, Fissurisepta, and Rimula. South Africa Journal of Zoology 21(1):1-27.Bosch D.T., Dance S.P., Moolenbeek R.G. & Oliver P.G. (1995) Seashells of eastern Arabia. Dubai: Motivate Publishing. 296 pp.
Description
Dimensions: base 6.8 × 4.6 mm, height 3.8 mm. Distribution This marine species is widely distributed along the continental margin of the western Indian Ocean, extending from the Gulf of Oman south to eastern South Africa, at depths ranging from 50 to 400 meters, with living specimens typically found between 75 and 120 meters. It was recently recorded in the Philippines (Poppe & Tagaro 2020) and has been found on the slopes of Walters Shoal (off Madagascar) at depths of 256–490 meters.
References
External links
Biodiversity Heritage Library (3 publications) USNM Invertebrate Zoology Mollusca Collection World Register of Marine Species