Bathyacmaea

Bathyacmaea is a genus of deep-sea limpet, marine gastropod mollusk in the family Pectinodontidae. Species in this genus inhabit the dark, chemosynthesis-based marine communities of ocean vents and cold seeps near Japan.

Bathyacmaea Temporal range: PreꞒ Ꞓ O S D C P T J K Pg N
Shell of Bathyacmaea nadinae (holotype at MNHN, Paris)
Scientific classification
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Gastropoda
Subclass:	Patellogastropoda
Family:	Pectinodontidae
Genus:	Bathyacmaea Okutani, Tsuchida & Fujikura, 1992[1]
Type species
Bathyacmaea nipponica Okutani, Tsuchida & Fujikura, 1992

Species

Species within the genus Bathyacmaea include:^[2]

• Bathyacmaea becki S.-Q. Zhang & S.-P. Zhang, 2017
• Bathyacmaea jonassoni Beck, 1996
• Bathyacmaea kanesunosensis (Sasaki, Okutani & Fujikura, 2003)
• † Bathyacmaea kimberleyae (Saether, C. Little, B. A. Marshall & K. C. Campbell, 2012)
• Bathyacmaea lactea S. Q. Zhang, J. L. Zhang & S. P. Zhang, 2016
• Bathyacmaea nadinae L. Beck, 2023
• Bathyacmaea nipponica Okutani, Tsuchida & Fujikura, 1992
• Bathyacmaea subnipponica Sasaki, Okutani & Fujikura, 2003

Synonyms

• Bathyacmaea austrina S.-Q. Zhang & S.-P. Zhang, 2020 synonym of Bathyacmaea nipponica Okutani, Tsuchida & Fujikura, 1992 (junior subjective synonym)
• Bathyacmaea brevidentata S.-Q. Zhang & S.-P. Zhang, 2020: synonym of Bathyacmaea nipponica Okutani, Tsuchida & Fujikura, 1992 (junior subjective synonym)
• Bathyacmaea secunda Okutani, Fujikura & Sasaki, 1993: synonym of Bathyacmaea nipponica Okutani, Tsuchida & Fujikura, 1992
• Bathyacmaea tertia Sasaki, Okutani & Fujikura, 2003: synonym of Bathyacmaea nipponica Okutani, Tsuchida & Fujikura, 1992