60 Hippomedon, (ilM-cjina 



depressioii shallow. Integument fiiiely imd irregularly reticulated. Kyes 

 narrow oblong, widened a little below, without trace of Visual elements^ 

 light red, transversely striped with opaque white. Anteiina 1, joints 1 and 2 

 slightly produced, flagellura in o with 11 joints, P* of moderate length, accessory 

 flagelluin 4-jointed. Antenna 2, ultimate Joint of pedimcle little longer than 

 penultimate ; flagellum in o 32-jointed. Telson about twice as long as broad, 

 cleft extending about % of leng-th, dehiscent only distally, canying 2 er 3 

 pairs of marginal spinules. Body whitish, pellucid, without coloured patches, 

 but side-plates and 2'^ Joint in peraeopods 3—5 mottled with dark greenisli 

 spots. L. c 10 mm. 



Trondhjemsf)ord. Depth 94 m. 



'>. H. longimanus (Stebb.) 1888 I'latamoa l, T. Stebbing in: ßep. NOy. 

 Challenger, n 29 p. 643 t. 13 | 1693 Hippomedon de DÜcnlaUis (part.V A. Della A'alle iti: 

 F. Fl. Neapel v. 20 p. 808. 



Head, lateral angies moderately acute. Side-plate 1 a little . widened 

 below, 4*'^ considerably. Pleon segTuent 3. postero-lateral angies acutely 

 upturned, the process neither very long nor very sharp. segment 4 with 

 slight carina ending acutely. Eyes not observed. Antenna 1, 1^* Joint carinate, 

 produced over the 2'\ flagellum in c with 7 joints, 1^* very long, accessory 

 flagellum small, 3-jointed. Antenna 2, ultimate Joint of peduncle scarcely longer 

 than penultimate, flagellum 35-jointed. Maxiila 1 with 19 teeth on very 

 broad apex of palp. Maxillipeds, outer plates not reaching greatly beyoud 

 2* Joint of palp. Gnathopod 1, 6^^ Joint fusifonn, palm denticulate, and 

 flnger with cap over the apex, as in H. denticulatus, H. propinqvus, and 

 probably other species. Gnathopod 2, G^^joint distally widened, with excavate 

 palm, flnger comparatively large. Peraeopods 1 and 2, 1^^ Joint as long as 6^'', 

 with cap over apex. Uropod 3, 2*^ Joint of outer ramus not very large. 

 Telson not twice as long as broad, cleft extending " . of the length, dehiscent 

 throughout, with 3 or 4 pairs of marginal spinules. L. about 17 mm. 



Xortli-Atlantic (Cape Finisterre). Depth 2057 ni. 



6. H. geelongi Stebb. 1888 H. g., T. Stebbing in: üep. Voy. Challenger. *.iH> 

 p.635 1. 11 I ?1893 Cheirimedon crenatipalmatus (err., non T. Stebbing 1888!). A. Dolht. 

 Valle in: F. Fl. Neapel, r. 20 p. 837. 



Head, lateral angies acute. Pleon segment 3, postero-lateral angies 

 acutely upturned. the process not very large. No eyes perceived. Antenna 1, 

 1^* Joint very obtusely produced, not carinate, accessory flagellum 5-jointed. 

 Antenna 2, ultimate Joint of peduncle not longer than penultimate, flagellum 

 30-jointed. Maxiila 1, inner plate with 7 very unequal setae, outer with 

 11 spines, palp with 12 spine-teeth. Gnathopod 1, 6^** Joint as long as 5tii^ 

 slightly widened distally, the moderately oblique palm overlapped by the 

 flnger. Peraeopods, flnger long and slender. Uropod 3 with plumose setae 

 as well as spinules on both rami. the outer rather the longer, with a short 

 2^ Joint. Telson with 2 pairs of marginal spinules, cleft extending niuch 

 beyond the middle, the apices a little dehiscent. L. 12 mm. 



The Position of this species in the genus is rather doubtfnl. 

 Port Phillip [Melbourne]. Depth 60 m. 



35. Gen. Glycerina Hasw. 



1880 Glycera (Sp. nn. : G. temiicornis) (non Savigny 1822, Vermes!), Haswell in: 

 P. Linn. Soc. N.S.Wales, r. 4 p. 256 ] 1882 Glycerina (Sp. un.: G. tennicoi-nis), Easwcll, 

 Cat. Anstral. Crust.. p. 233 | 1888 G., T. Stebbing in: Rep. Voy. Challenger. r29 p 643. 



