Stenothoe 199 



Guathopod 2 in 9 , 6*^ Joint almond-shaped witli almost rectilinear front margin 

 and convex bind margin. Peraeopod 1 longer tban peraeopod 2; peraeopod 3 

 .similar to peraeopods 1 and 2; peraeopods 4 and 5, 2"^ Joint oval, wider and 

 more produced in peraeopod 5 tlian in 4, 4*'^ Joint produced downward 

 beilind. Uropod 1, rami equal, eacb figured witb 2 (outer with 3 in text), 

 peduucle witb 6 spines. Uropod 2 little more tban balf as long as uropod 1, 

 Uropod 3, peduncle witb 3 spines, basal Joint of ramus witb 3; tig. 24represents 

 a biramous pair. neitber brancb 2-jointed. Telson oval, witb 2 spines above, 

 2 settiles below oii eacb lateral margin. L. about 3'5 mm. 



JBos|jli(.)rui. Dt'ptli 32 in. 



14. S. brevicornis 0. Sars 1882 S. b., G. 0. Sars in: Forh. Selsk. ('hristinn., 



iir. 18 p. 89 t. 4 f. 1 I 1892 S. b., G. 0. Sars, ("mst. Xonvay, r.l p. 241 t. 82 f. 2 | 1893 

 X /a, A. Della Valle in: F. Fl. Xeapel, ».20 p. .".tiU. 



Body ratber robust. Head, lateral corners obtusely augular. Side-plate 3 

 distally widened, 4^'^ about as wide as 2"^ and 3*1 combined. Pleon segment 3, 

 postero-latcral corners almost quadrate. Eyes round, well developed, dark red. 

 Antennae 1 and 2 very sbort. Autenna 1 about ^/.j lengtb of tbe body, 2"* Joint 

 sborter tban 1^^ flagellum scarcely longer tban peduncle, 12-jointed. Antenna 2 

 subequal to antenna 1, ultimate and peuultimate joints of peduncle subequal, 

 flagellum as long as eitber. Gnathopod 1, 4*^' Joint not reacbing apex of 

 5*'", 6^^ as long as ö**\ mucb wider, widening distally, palm well defined, 

 straigbt, moderately oblique. Gnatbopod 2 in o , 6*'^ Joint mucb larger tban 

 in gnatbopod 1, bnt similar in sbape, palm defined by a projecting angle, 

 sinuous, denticulate near tbe finger binge, finger not very strong. Peraeo- 

 pods 1 — 5 ratber sbort aud stout, 4*'^ Joint in peraeopods 3—5 well expanded 

 and produted. 2'^ Joint in peraeopod 5 more broadly oval tban in peraeopod 4. 

 Uropod 3, peduucle ratber broad, longer tban ramus. witb 5 minute spines; 

 2'^ Joint of ramus smaller tlian 1**. Telson oblong oval, obtusely pointed, 

 devoid of spines. Colour wbitisb. ova bluisb green. L. o 8 mm. 



Arctic Ocean, Xorlh-Atlaiitic and Xorth-Sea (Xorway). Depth 94 ni. 



15. S. adhaerens Stcbb. 1888 S. a., T. Stebbing in: Rep. Voy. Challeuger, 

 V. 29 p. 748 t. 39 f 1893 S. a., A. DellaA'alle in: F. Fl. Xeapel, v. 20 p. 569^. 



Head, lateral corners rounded. Side-plate 4 scarcely as wide as 2^^ and 3^^ 

 combined. Pleon segment 3, postero-laternl augles little produced, obtuse. Eyes 

 rounded oval, well developed. AiitciiiKic 1 and 2 subequal, not elongate. 

 Antenna 1, flagellum 17-jointed. Antenna 2, ultimate Joint of peduncle sborter 

 tban penultimate, flagellum IS-Jointed, nearly as long as peduncle. Maxillipeds 

 (Fig. 51 p. 193). inner plates minute, outer wanting. Gnatbopod 1. 4*^ Joint 

 produced quite to apex of 5*^, 6*1^ longer tban 5^^, palm well defined, somewbat 

 oblique, finely pectinate. Gnathopod 2 in c , 6*^'* Joint not twice as long as broad, 

 palm undefined, irregularly but finely denticulate on tbe part near to tbe binge 

 of tbe long broad finger. Peraeopods 3 — 5, 4*'^ joinf expanded and produced 

 strongly, 2'^ Joint more broadly oval in peraeopod 5 tban in peraeopod 4. 

 Uropod 3, peduncle subequal to ramus. witb several spines, 2'^ Joint of 

 ramus sborter tban 1***. Telson long oval, iipex subacute, 4 pairs of lateral 

 spines. L. about 6 mm. 



Southern Indian Ocoaii (Cape Ac>ülhas). ün screw of H. iL. S. ('hallenger. 



S. guerinii (Eate) 1862 Monta(jua g., Bäte, (^at. Aiuphip. Brit. Mus., p. 59 t. 9 

 f. 5 I 1893 Stenothoe valida? (part.), A. DellaValle in: F. FI. Neapel. v.20 p. 569. 



Indian Ocean (Hadagascar). 



