Two Additional New Species to Gastropod Fauna of Chemosynthetic Site on North Knoll of Iheya Ridge, Okinawa Trough

Takashi OKUTANI; Takenori SASAKI; Shinji TSUCHIDA

doi:10.18941/venusjjm.59.4_267

Venus (Japanese Journal of Malacology)

Online ISSN : 2432-9967
Print ISSN : 0042-3580
ISSN-L : 0042-3580

Two Additional New Species to Gastropod Fauna of Chemosynthetic Site on North Knoll of Iheya Ridge, Okinawa Trough

Takashi OKUTANI, Takenori SASAKI, Shinji TSUCHIDA

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Keywords: Iheya Ridge, Trochidae, new genus, new species

JOURNAL FREE ACCESS

2000 Volume 59 Issue 4 Pages 267-275

DOI https://doi.org/10.18941/venusjjm.59.4_267

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Abstract

Two more trochoid species are added to the gastropod fauna in North Knoll of Iheya Ridge, Okinawa Trough, based on new collection of Shinkai 2000 : Iheyaspira lequios n. gen. et n. sp. characterized by skeneid-like shell and 12 lateral teeth of radula, and Margarites ryukyuensis n. sp.

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