208 AUSTRALIAN MALACOSTEACA. 



carapace rounded. On the fifth abdominal segment the lateral 

 carina? and on the sixth all the carinas terminate in spines. 

 Telson with five longitudinal median crests, and the interspaces 

 with small irregular prominences ; with six strong marginal 

 spines and numerous smaller denticles in the interspaces ; sub- 

 median marginal spines each terminating in a small mobile 

 spinule. Dactyli of raptorial limbs small, with three spines 

 besides the terminal one. 



Sydney (Hess) ; Victoria (Brit. Museum) . 



386. Squilla nepa. 



Squilla nepa, Latr., Encycl., x., p. 471 ; M.-Edw., Hist. Nat. 

 Crust., ii., p. 522 (1837) ; White, List Crust. Brit. Mus., p. 83 

 (1817) ; Heller, Reise der Novara, Crust,, p. 121 (1865) ; Miers, 

 Cat. Crust. N.Z., p. 89 (1876), Ann. Mag. N. H. (5), v, p. 25, 

 pi. ii., fig. 13. 



Squilla oraloria, De Haan, Faun. Japon. Crust., p. 223, pi. Ii., 

 fig. 2; Dana, U.S. Explor. Exped., Crust., i., p. 621 ; Heller, 

 Eeise der Novara, Crust., p. 121 (1865). 



? Squilla Icevis, Hess, Archiv fiir Nat., xxxi., p. 170, pi. vii., 

 fig. 22 (1865). 



Rostral plate usually oblong, smooth above, without a median 

 carina ; lateral margin of carapace not angulated in front of the 

 postero-lateral lobe ; exposed thoracic segments, and usually two 

 or three of the anterior abdominal segments marked with a 

 longitudinal median impressed line. Lateral processes of the 

 first three exposed thoracic segments bilobate, the anterior lobe 

 of the first segment elongated, curved forwards, and acute ; in 

 the second and third segments the posterior lobe is the larger 

 and acute. On the second to the sixth abdominal segment 

 usually a small median tubercle, the first lateral carina? usually 

 interrupted ; upper surface of terminal segment marked with 

 shallow pits symmetrically disposed in curved lines on either 

 side of the median keel ; between the sub-median terminal spines 

 usually from six to eight, and between the sub-median and first 

 lateral spines usually seven or eight small denticles or spiuules. 

 Distal prolongation of base of uropoda ending in two slender 

 elongated spines, the inner and longer of which has a small tooth 



