238 Perioculodos, Gulbarentsia 



than 4*^^ üropod 3, rami as long as peduncle, veiy iiarrow, uiiarmed. Telsoii 

 nearly twice as long as broad, apex evenly rounded. Colour pale orange; 

 ova in pouch dark bluish. L. 4 mm. 



Arctic Ocean, North-Atlantic, Nortli-Sea and Skagerrak (Noi-way, France, Great 

 Britain); Kattegat; Mediteirauean. Shallow water. 



P. aequimanus (Kossm.) 1880 Oedicerus a., Kossmann, Heise Roth. Meer., 

 u 2i Malacost. p. 130 1. 13 f. 6— 8 | 1893 Oediceros longimanus (part.), A. DellaValle 

 in: F. Fl. Xeapel, v.20 p. 547. 



Probably young $ (doubtful marsupial plates on peraeopods 3 — 5). 



ßed Sea. 



P. megapleon (Giles) 1888 Monoculodes m., G. M. Giles in: J. Asiat. Soc. 

 Bengal, u 57 p. 235 t. 7 f. 12 | 1893 Oediceros longimanus (part.), A. DellaValle in: 

 F. Fl. Neapel, v. 20 p. 547. 



Perbaps identical with P. longimanus (p. 237). L. 32 mm. 



Bay of Bengal (banks off Chittagong). Surface. 



2. Gen. Gulbarentsia Stebb. 



1894 Barentsia {Sp.un. : B.hoeki) (non T. Hincks 1880, Brj'ozoa!), Gulbarentsia, 

 T. Stebbing in: ßijdr. Dicrk., v. 17 p. 25, 2. 



Head without frontal process or rostrum (Fig. 62). Side-plates not 

 large, P* distally expanded, 4*'' not excavate behind. Eye Single, prominent, 

 forming a semicircular ring (Fig. 62). Autenna 1 shorter than antenua 2, 

 flagellum in botli many-jointed. Upper lip with rounded sides, distally 

 narrowed. Lower lip, inner lobes small, distinct. Mandible normal, but 

 molar small, palp elongate, 3*^ Joint louger than 2*^. Maxilla 1, inner plate 

 with 2 setae, outer with 7 spines, 2^ Joint of palp apically narrowed. 

 Maxilla 2, plates subequal. Maxillipeds, inner plates small, outer reaching 

 half way along the large and long 2^^ Joint of palp, closely fringed with 

 slender spines. Gnathopods 1 and 2 similar, 5*'' Joint much shorter than 6^'', 

 with strongly projecting setose process, 6*^ long oval, the long spinöse palm 

 moderately defined. Peraeopods 1 and 2, finger much shorter than 6*'! Joint. 

 Peraeopods 3 and 4, 2^ Joint little expanded, finger louger thau 6*^ Joint, with 

 a cap over the nail. 



1 species. 



1. G. hoeki Stebb. 1894 Barentsia h., Gulbarentsia, T. Stebbing in: Bijdr. 

 Dierk., v. 17 p. 25 t. 5. 



Head, front broadly convex, lateral angles acute, a dorsal carina behind 

 the eye (Fig. 62). Peraeon segments 1 — 6 transversely ridged ou front and 

 bind margins, 5*^ and 6*^* with median carinate tooth and 

 postero-lateral angles acute. Side-plates partially seiTate 

 and spinulose, 5*^ and 6*^ with bind angles of lobes acute. 

 Eye large, collar-like, with mauy lenses, separated fi-om 

 front of head by a narrow groove. Antennae 1 and 2 little 

 Fig. 02. G. hoeki. armcd. Anteuna 1 (18 mm), 1^* Joint twice as long as 2*^, 

 Head, dorsal view. flagellum ucarly as long as peduncle, 36-jointed. Antenna 2 

 (25 mm), ultimate and penultimate joints of peduncle subequal, flagellum rather 

 longer than peduncle, with 160 joints, many very short and broad. Gnathopod 2, 

 side-plates apically narrowed, 2*^ and 6^*» joints and lobe of 5^^» longer than in 



