邦産唇足類の2新種 : 多足類の分類学並びに形態学的研究1

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(1) Nodocephalus areolatus n. sp. Length about 18mm. General colour is yellow, head and prefensors are deep orange. Length of cephalic plate is longer than width in the ratio of 3 to 2. On the anterior border of clypeus is areolate field with about twenty setae. The clypeus in front of labrum has two non-areolate field without setae separated by narrow areolate stripe. The median piece of labrum are conical shape and caudal ned is obtusely angle with a single denticle. Syncoxite of first maxillae is completely fused. Interior margin of coxal process with 3 or 4 denticles, and telopodite is not biarticulate. Second maxillae with coxae is completely fused, palpus short without claws and curve toward inside, but no-sur-passing telopodite of the first maxillae. Mondible with two teeth. Prefemur and claw have a tooth respectively. Anal legs without claw are hairly, and coxal pores are about fourteen in number. Last ventral plate is semicircle and has no anal pore. Holotype : 1♀11, VI, '55 Okyo-daira (Chichibu) Collected by the author. Paratype : Two larvae. Data same as above. Deposited in the author's collection. (2) Monotarsobius eleganus n. sp. Body length about 8mm. Colour is light yellow-brown in general. Length of head plate is as long as width. Antennae with 17 articles and basal two articles are slightly larger. Ocelli 4 in a series and anterior ocelli are smaller. Tomosvari's organ is the same size or slightly larger than most anterior ocellus. Tasri of all legs from the thirteenth forward, not biarticulate. Posterior margins of 1, 3, 5, 8, 10, 12 and 14 dorsal plates incurved. Ventral plates are trapeziform but posterior four are resemble semicircle. Prosternal teeth 2+2, very small, spine long and curve inner. Claw of gonopod of female are spoon-shaped, basal spines 2+2, stout and short. Spines of legs are following table 1. Last two pairs of legs slightly inflated compared with other legs. Coxal pores of anal legs 1, 2, 22, 2 in male and 2, 3, 3, 3 in female. Holotype : 1♀ Higashi-matsuyama, Saitama Pref. 28, III '56. Allotype : 1♂ Paratype : 3♀+3♂ All the types were collected by the author. They are doposited in the author's collection.
社団法人日本動物学会の論文
1957-04-15

邦産唇足類の2新種 : 多足類の分類学並びに形態学的研究1

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