Sakai, 1932

Carapace pyriform, surface smooth, gastric, branchial, and cardiac spines distinct; external orbital spine long and pointed, slightly overreaching eyestalk, lateral border behind it with a bifid hepatic lobe, branchial margins with several spinules; rostral spines short, not extending beyond end of antennal peduncle, incurved distally, lateral margins with spinules; supraorbital spine about as long as postorbital. Chelipeds with inner borders of merus and carpus spinulated, fingers incurved against pam. Meri of ambulatory legs lacking a distal spine. (Türkay 1995)

Type locality: Misaki, Sagami Bay, Japan.
Range: Japan - Misaki (Sakai, 1932, 1935), Misaki and Izu Niizima (Sakai, 1976a); Indonesia - Kepulauan Kai (Griffin & Tranter, 1986a); 150-385 m.

Kingdom Animalia
Phylum Arthropoda
Class Crustacea
Order Decapoda
Suborder Pleocyemata
Infraorder Heterotremata
Superfamily Majoidea
Family Majidae
Subfamily Inachinae
Genus Achaeopsis
Species Achaeopsis rostrata

Status in World Register of Marine Species

Not included in WoRMS database

Scientific synonyms and common names

Achaeopsis rostrata Sakai, 1932: 45, fig. 3a-c. -- Sakai, 1935a: 65. -- Sakai, 1938a: 228, fig. 17. -- Suzuki K. & Kurata, 1967: 89, 96. -- Sakai, 1976a: 167, fig. 90a-b. -- Griffin & Tranter, 1986a: 21.

Edatsuno-ákeúsu [Japanese]
akeúsu, Edatsuno- [Japanese]

Griffin, D.J.G. & H.A. Tranter, 1986a. The Decapoda Brachyura of the Siboga Expedition. VIII. Majidae. Siboga Expeditie Monografie, 39(C4): 1-335, figs 1-112, pls 1-22.

Sakai, T., 1932. Notes on some rare materials of Japanese Oxyryncha. Science Reports of the Tokyo Bunrika Daigaku, (B) 1: 41-59, figs 1-8, pls 2-3.

Sakai, T., 1935a. List of marine animals around Shimoda area. Biological report of Shimoda Marine Biological Station, Tokyo University of Literature and Science, 1: 23-85, 3 pls, 2 maps (In Japanese)

Sakai, T., 1938a. Studies on the crabs of Japan. III. Brachygnatha, Oxyrhyncha, pp 193-364, 55 figs, pls 20-41. Yokendo Co., Tokyo.

Sakai, T., 1976a. Crabs of Japan and the Adjacent Seas. (In 3 volumes: (1) English text: i-xxix, 1-773, figs 1-379, (2) Plates volume: 1-16, pls 1-251, (3) Japanese text: 1-461, figs 1-2, 3 maps.) Kodansha Ltd, Tokyo.

Suzuki, K. & Y. Kurata, 1967. On the carcinological fauna of the Izu-Oshima and its adjacent islands. Researches on Crustacea, 3: 86-104, figs 1-2, pls 8-9.

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