AUSTRALIAN MALACOSTRACA. 07 



Genus GtRAPSUS, Lam. 



Carapace very much flattened, more or less transversely 

 lineolate, with the sides arcuate, the front less than half the 

 breadth of the body. External maxillipedes having between 

 them, when closed, a lozenge-shaped vacant space. Ambulatory 

 legs with the tarsi spinulous below. 



170. Grapsus variegatus. A.M. 

 Cancer variegatus, Fabr., Ent. Syst, t. ii., p. 450 (1703). 

 Grapsus variegatus, Latr., Hist. Nat. Crust. ; M.-Edw., Hist. 



Xat. Crust., ii., p. 87 (1837); Miers, Cat. Crust. N.Z., p. 36 

 (1876). 



Graj)sus personatus, Lam., Hist. Ani. s. v., v., p. 240 (1818). 



Grapsus strigilatus, White, Zool. Misc., p. 78 (1812) ; Dieffenb. 

 New Zealand,'ii., p. 265 (1843). 



Leptograpsus variegatus, M.-Edw., Ann. Sci. Nat., xx., p. 171 

 (1853).' 



Carapace flat, with the branchial regions marked with oblique 

 transverse lines. Lateral margins armed with three teeth. Front 

 nearly horizontal, rather concave, and not occupying half the 

 length of the carapace. Epistome very short, with transverse 

 crests. Hands very robust, smooth externally, with a few small 

 scattered tubercles above. Colour red, alternating with yellow. 



Australian coast generally. Found also in New Zealand, at 

 Norfolk Island, and on the coast of Chile. 



171. Grapsus strigosus. A.M. 

 Cancer strigosus, Herb., pi. xlvii., fig. 7. 



Grapsus strigosus, Latr., Hist. Nat. des Crust., t. vi., p. 70. 



Grapsus albo-Uneatus, Lam., Hist, des anim. sans vert., t. v., 

 p. 240. 



Carapace much flattened; branchial regions marked with 

 oblique transverse lines ; proto-gastric lobes ornamented with 

 sub-cristiform tubercles ; front greatly inclined, not nearly so 

 broad as half the length the carapace. Lateral borders sharp 

 and strongly curved, armed with two teeth. Epistome very 

 short, and presenting on each side a small transverse crest. 



G 



