98 AUSTRALIAN MALACOSTEACA. 



172. Grapsus Peroni. 



Grapsus Peroni, M.-Edw., Aim. Sci. Nat. (3e serie), t. xx., 

 p. 169. 



Closely allied to G. strigosus, but having the proto-gastric 

 lobes little elevated, ornamented with rounded tubercles, the 

 front less inclined. Marginal teeth of the meropodites short. 

 [M.-M] 



Australia. 



173. Grapsus pelagicus. 



Grapsus pelagicus, M.-Edw., 1. c, p. 169. 



Carapace less broad than in the preceding species. Proto- 

 gastric lobes rather prominent and strongly tuberculated, frontal 

 region little inclined. Posterior meropodites having only a 

 single sub-terminal little-developed tooth below. \_M.- 2?.] 



Torres Straits. 



174. Grapsus Grayi. 



Grapsus Grayi, M.-Edw., 1. c, p. 170. 



Nearly allied to G. lividus, but having the carapace more 

 convex, the proto-gastric lobules less prominent, and the daety- 

 lopodites slender. \_M.-E.'] 



Australia. 



175. Grapsus Verreauxii. 



Leptograpsus Verreamxii, M.-Edw., Ann. Sci. Nat., t. 20, 

 p. 170. 



Carapace not so broad as in G. variegatus. Lateral teeth 

 feebler than in L. maculatus ; cardiac region not depressed as in 

 the latter. Carapace finely dotted with violet red. [M.-JE.] 



Australia. 



176. Grapsus inornatus. 



Grapsus inornatus, Hess, 1. c, p. 148, pi. vi., fig. 11. 



Cephalothorax almost smooth, granular anteriorly. Lateral 

 borders arched anteriorly, armed with four teeth, of which the 

 two last are obsolescent. Eront inclined and rather broad, the 

 four lobes scarcely distinguishable, the lateral lobes small. 



