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Photinastoma : ウィキペディア英語版 | Photinastoma
''Photinastoma'' is a genus of sea snails, marine gastropod mollusks in the family Calliostomatidae within the superfamily Trochoidea, the top snails, turban snails and their allies.〔WoRMS (2012). ''Photinastoma'' Powell, 1951. Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=465605 on 2012-12-07〕 ==Description== Unlike the other genera in the family Calliostomatidae, the genus ''Photinastoma'' has almost smooth shells, lacking the beaded sculpture. The protoconch is large. There are some strong spiral cords in the early teleoconch.〔( James H. McLean, Detrital feeding in Xeniostoma inexpectans, new genus,new species, and new subfamily Xeniostomatinaeof Calliostomatidae (Gastropoda: Vetigastropoda), hosted byhexactinellid sponges of the Aleutian Islands, Alaska; THE NAUTILUS 126(3):89–97, 2012 )〕
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「Photinastoma」の詳細全文を読む
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