64 SMITHSONIAN MISCELLANEOUS COLLECTIONS 



87. HETEROPANOPE AUSTRALIENSIS Stimpson 



Plate VII, Fig. 7, ya 



Hcieropanopc australiensis Stimpson, Proc. Acad. Nat. Sci. Phila., x,. 

 p. 35 [33], 1858. 



Carapax convex; proportion of length to breadth, i : 1.51 ; areolets 

 indistinct ; surface smooth but somewhat uneven anteriorly, and 

 sparingly granulated toward the anterior margins. Antero-lateral 

 margin with four teeth, including that behind the angle of the orbit ;. 

 teeth acute, the second much larger than, but not so prominent as 

 the third and fourth. A small tooth on the subhepatic region be- 

 neath the postorbital tooth. Front somewhat deflexed, prominently 

 rounded and deeply emarginate at the middle ; margin minutely ser- 

 rated. Orbit with the hiatus of the exterior side distinct though 

 narrow ; inferior margin denticulated ; tooth at inner angle promi- 

 nent. Subhepatic region granulated. A fringe of hairs around and 

 above the bases of the chelopoda. Surface of abdomen and ster- 

 num pubescent. Chelopoda stout, the right one larger ; carpus some- 

 what regularly granulated, with a strong tooth at the inner angle ; 

 hands smooth. Ambulatory feet hairy, particularly the dactyli. 



Color in life brownish above, mottled with white and bluish-black. 

 Dimensions of a male : Length of carapax, 0.4 ; breadth, 0.525 inch_ 



Common among muddy stones above low-water mark, on the 

 shores of the inner harbor of Sydney (Port Jackson), Australia. 

 It is a sluggish crab, and generally found covered with sordes. 



88. HETEROPANOPE EUCRATOIDES Stimpson 



Plate VIII, Fig. 2,2a 



Heteropanopc cucratuidcs Stimpson, Proc. Acad. Nat. Sci. Phila., x. p. 2^. 

 [33], 1858. 



One specimen only, a male, of this species exists in the collection. 

 The carapax is narrow, and resembles that of some forms of Gono- 

 placidse; proportion of length to breadth, 1:1:25. Upper surface 

 somewhat uneven, especially anteriorly, where there are some trans- 

 verse, linear, pubescent ridges. Antero-lateral margin very much 

 shorter than the postero-lateral, with three prominent teeth besides 

 the little prominent anterior one, which is coalescent with the angle 

 of the orbit. These three teeth are acute, with convex sides ; the 

 middle one is smaller than the others ; the posterior one is placed at 

 a somewhat higher level than the middle one, and projects a little 



