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биота российских вод японского моря - Materials of Alexey Shipunov

биота российских вод японского моря - Materials of Alexey Shipunov

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*Genus Phoxichilidium Milne-Edwards, 1840Type species: Nymphon coccineum Jonston, 1828.Trunk cylindrical, elongated, segmented; cephalic segment has small projectionover base <strong>of</strong> proboscis and bears short processes <strong>of</strong> ovigers; relatively short lateralprocesses separated by broad intervals. Proboscis short, cylindrical, attached to ventralside <strong>of</strong> cephalic segment, pointed obliquely downward. Ocular tubercle situated overproboscis base. Abdomen short. Chelifore well developed, smooth, 2-segmented;scape long, cylindrical; chela shorter than scape; fingers curved, short with smoothinner margin, or longer, with teeth on inner margin. Oviger in males 5-segmented,short, without claw; segment 5 bears 2 rows <strong>of</strong> hook-shaped spines. Legs rather long;tarsus small; propodus well developed, curved, with basal spines. Main claw large;auxiliary claws present.One species <strong>of</strong> the genus is found in the Sea <strong>of</strong> Japan.124*Phoxichilidium ungellatum Hedgpeth, 1949(Pl. XX, figs. 1–4)Hedgpeth, 1949: 281–283, fig. 38; Losina-Losinsky, 1961: 52, pl. 1; Turpaeva, 1990: 17–18, fig. 1 (1–3).P. ungellatum is widely distributed in the north-western part <strong>of</strong> the PacificOcean. It occurs <strong>of</strong>f the Aleutian, Kuril, and Japan islands, in the Sea <strong>of</strong> Japan nearOki Island, and in Toyama Bay. It is found in depths from 150 to 1000 m.2. Genus Anoplodactylus Wilson, 1878Type species: Phoxichilidium petiolatum Kroyer, 1844–1845.Trunk slender and elongated or robust and compact, distinctly or not distinctlysegmented. Cephalic segment projects over base <strong>of</strong> proboscis. In species withelongated trunk this projection usually thin, long, with expanded anterior part, andlateral processes separated by broad intervals. In species with compact trunk cephalicsegment projection short and broad, lateral processes robust, separated by narrowintervals or placed in contact. Ocular tubercle situated near frontal margin, varies inshape and height. Proboscis cylindrical or swollen medially or distally. Abdomenshort, in many species shorter than 4th lateral processes, directed obliquely upward.Chelifore 2-segmented; scape straight, rather thin, usually shorter than proboscis;chela may be longer than proboscis, with fingers, in some species armed withirregularly placed teeth. Palps absent or present in shape <strong>of</strong> small tubercles, or 1-segmented appendages. Oviger 6-segmented (or even 7–9-segmented, see:Schimkewitsch, 1929: 205), short; distal segment very small, well separated frompenultimate one, bears setae or small spines. Legs long, slender, covered with setae, insome species with spines; propodus has heel with large or sometimes small spines.Propodal sole bears small spinules; in several species propodal sole bears chitinouscutting lamina, transversely striped, long or short, adjoining main claw with one end.Main claw long, curved or almost straight; auxiliary claws absent, or rudimentary andhardly visible. Genital pores in females on 2nd coxae <strong>of</strong> all legs, in males on two distalpairs <strong>of</strong> legs, on tops <strong>of</strong> tubercles or on flat surface. Cement glands situated on femur,

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