PLATE IL 



Fig. ja—yh. Si'cyoncUa inermis (Paulson). All the figures are taken from the female. — 7 a lateral view of 

 the anterior part of carapace with eye-peduncles etc., X SO; yb posterior half of telson, X €&\ 

 7c the two last joints of the external maxilliped, X o6\ yd carpus and chela of the peraeopod 

 of I St pair, X 66; ye the same of 2nd pair, X 66; 7/ the same of y^ pair, X 66; yg, y/i the 

 three last joints of the peraeopods of 4'!!, respectively 5th pair, X 66. 



Fig. 8 — 8^. Ogyrides Sibogae (de Man). E.tjg-bearing femak, long 13 or 14 mm., from Ambon. — 8 lower 

 surface of telson, X 25; 8^ anterior part of lower surface, )< 50; '6b scaphocerite, >: 25; 

 8c peraeopoa of i^^t pair, 8<f of c;"' pair, 8^ of 3'a pair, 8/ of 4th and 8^ of 5* pair, all the 

 peraeopods, X 25. 



Fig. 9. Athanas Naifaroensis Cout. Frontal and antennal region of the specimen from Stat. 213, X 33- 



Fig. \o—\oa. Athanas Stebbingii de Man. The typical female from Stat. 323. — 10. Frontal and antennal 

 region, X 33; io« caudal fan, X 33- 



