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Puposyrnola kaasi : ウィキペディア英語版 | Puposyrnola kaasi
''Puposyrnola kaasi'' is a species of sea snail, a marine gastropod mollusk in the family Pyramidellidae, the pyrams and their allies.〔WoRMS (2010). ''Puposyrnola kaasi'' van Aartsen, Gittenberger E. & Goud, 1998. In: Bouchet, P.; Gofas, S.; Rosenberg, G. (2010) World Marine Mollusca database. Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=458521 on 2012-01-12〕 ==Description== The subcylindrical, milky-white shell has a pupoidal apex. The length of the shell measures 4.4 mm. The six to seven whorls of the teleoconch are slightly concave. They are marked by a incised suture. The sculpture shows prosocline (i.e. they lean forward (adapically) with respect to the direction of the shell) growth lines and microscopic striae. The outer lip is straight. There is no umbilicus, columellar tooth or fold. 〔 J.J. van Aartsen, E. Gittenberger & J. Goud (1998), Pyramidellidae (Mollusca, Gastropoda, Heterobranchia) collected during the Dutch CANCAP and MAURITANIA expeditions in the south-eastern part of the North Atlantic Ocean (part 1); CANCAP-project . Contributions, no. 119 〕
抄文引用元・出典: フリー百科事典『 ウィキペディア(Wikipedia)』 ■ウィキペディアで「Puposyrnola kaasi」の詳細全文を読む
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