Ingolfiella inermis n. sp., a new interstitial ingolfiellid amphipod from Okinawa, southern Japan (Peracarida, Amphipoda)
Ingolfiella inermis n. sp., a new interstitial ingolfiellid amphipod from Okinawa, southern Japan (Peracarida, Amphipoda)
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DOI：
10.1163/156854006778859614
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发表时间：
2006-10-01
期刊：
影响因子：
0.6
通讯作者：
Tomikawa, Ko
中科院分区：
文献类型：
--
作者：
Shimomura, Michitaka;Ohtsuka, Susumu;Tomikawa, Ko
本文报道了一新种--无刺英戈非拉（Ingolfiella inermis n.）sp.描述于日本南部冲绳的珊瑚桑迪海滩。新种与其同类的区别在于：头、胸鳍、腹鳍和尾鳍无背刚毛，尾鳍肉质，中等长度，第2颌足腕骨宽，具小齿，掌角棘长，第1颌足和第2颌足的趾部各具4齿，胸鳍比其他胸鳍长7，尾足比第2颌足长，第2颌足的趾部宽，第1颌足比第2颌足长。尾足I的外支长于内支的1/2。
A new ingolfiellid amphipod, Ingolfiella inermis n. sp. is described from a coral sandy beach of Okinawa, southern Japan. The new species differs from its congeners in the following characters: head, pereionites, pleonites, and urosomites without dorsal setae; fleshy and moderately long telson; broad carpus of gnathopod 2 with some minute teeth and long palmar angle spine; dactyli of gnathopods I and 2 each with 4 teeth; pereiopod 7 longer than the other pereiopods; uropod I longer than uropod 2; outer ramus of uropod I longer than 1/2 inner ramus.