igi3-] S. Kemp : Crustacea Stomatopoda of the Indo-Pacific Region. 23 



pace and abdomen rare- 

 ly smooth, never highly 

 polished. 



(a) Median carina of cara- 

 pace sharp and distinct 

 throughout its course ; 

 dorsal carina of rap- 

 torial carpus with 3-5 

 tubercles . . . . oratoria, p. 66. 



(ß) Median carina of carapace 

 interrupted at base of 

 anterior bifurcation ', 

 dorsal carina of rap- 

 torial carpus with less 

 than three tubercles. 

 * Dorsal carina of rap- 

 torial carpus entire, 

 but terminating ab- 

 ruptly before reach- 

 ing anterior margin ; 

 margin of longer 

 spine of bifurcate 

 process of uropods 

 in front of external 

 lobe very clearly 



concave . . do. var. perpensa, p. 70. 



**Dorsal carina of rap- 

 torial carpus with 

 • two prominent tu- 

 bercles ; margin of 

 longer spine of 

 bifurcate process of 

 uropods in front of 

 external lobe con- 

 vex . . . . interrupta, p. 72. 

 (iij Anterior breadth of carapace 

 iess-^than half its median 

 length, including rostrum ; 

 anterior bifurcation of medi- 

 an carina of carapace alto- 

 gether obsolete ; anterior 

 margin of ophthalmic somite 

 with a minute median point ; 

 dorsal surface of carapace 

 and abdomen smooth and 

 highly-polished . . wood-masoni, p. 74. 

 ß. Distinct rows of tubercles on either 



side of median crest of telson . . massavensis, p. 76. 



1 In rare instances the whole anterior bifurcation is obsolete as in S. wood-masoni. 



