102 



Ampelisca 



3 setae at the tip, the 7^^ Joint ending in a little curved uail. üropod 3 

 with foliaceous rami, not verx broad aud nearly naked. Telson in Q shorter 

 and broader than in A. brevicornis, otherwise similar, narrow in d. Pellucid, 

 except for a few yellowish sprecks in front, ova in pouch orange-coloured. 

 L. 9 8, d 7 mm. ' 



North-Atlantic, !North-Sea and Skagerrak (South- and West-Norway, northwards 

 to Trondkjemsfjord). Depth 94—282 m, muddy ground. 



5. A. chiltoni Stebb. 1888 A.c., T. Stebbing in: ßep. Voy. Challenger, ?;.29 

 p. 1042 t. 103 I 1893 A. propinqua (part.), A. DellaValle in: F. Fl. Neapel, n 20 p. 484. 



Head ti*ansversely ti'uncate. Pleon segment 3 with postero-lateral 

 Corners almost quadrate, minutely produced, segment 4 dorsally ending 

 angularly. Cornea! lenses 4, lower pair occupying lower corners of head. 

 Antenua 1 in Q not reaching end of peduncle of antenna 2, 2^^ Joint scarcely 

 twice length of 1^\ flagellum with 9 joints, somewhat longer tlian peduncle; 

 antenna 2 in 9 about half length of body, ultimate Joint of peduncle a little 

 shorter than penultimate, flagellum with about 25 joints, not much longer than 

 peduncle. Mandibular palp slender, 3^ Joint shorter than 2*^. Maxilla 1 with 

 2 small setae on inner plate. Peraeopods 1 and 2, 7*^ Joint longer than 5*^ and 

 6*^ combiued. Peraeopod 5 as in A. eschrichtii (p. 100). I'ropod 3 as in 

 A, eschrichtii. Telson oblong, with 3 pairs of dorsal spinales and 1 pair in 

 the blunt emarginate apices. L. 15 mm. 



South-Pacific (Xew Zealand). Depth 282 m. 



6. A. fusca Stebb. 1888 A. f., T. Stebbing in : Rep. Voy. Challenger, v. 29 

 p. 1052 t. 105 I 1893 A. f., A. DellaValle in: F. Fl. Neapel, v. 20 p. 483. 



Head transversely ti'uncate. Side-plates 1 — 3 with a tooth at lower bind 

 Corner, 4^^ with lower and bind margins at right augles. Pleon sogments 3 



and 4 slightly carinate, segment 3 

 with postero-lateral angles gently 

 rounded. Oorneal lenses 4, lower 

 pair removed from lower corners of 

 the head,- projecting from lower 

 margin. Antenna 1 in 9 longer than 

 antenna 2, 2*^ Joint more than twice 

 as long as 1^*, flagellum witli 34 

 joints, much longer than peduncle; 

 antenna 2 nearly as long as the 

 body, ultimate Joint of peduncle 

 shorter than penultimate, flagellum 

 with 18 slender joints, shorter than 

 peduncle of antenna 2 and shorter 

 than flagellum of antenna 1, Man- 

 dibular palp with 2*^ Joint rather 

 broad, 3*^ naiTOwer and shorter. 

 Maxilla 1 with 2 small setae on 

 inner plate. Peraeopods 1 and 2 

 (Fig. 22), 7^^ Joint much longer 

 than 5^** and 6^'^ combined. Peraeo- 

 pod 5 (Fig. 23), 2*^ Joint with expansion obliquely and evenly rounded, reaching 

 end of 4*'> Joint, which with its sti'ongly plumose bind lobe is much longer 



