CANCROIDEA. 195 



enlarged ; c, front view of front, showing outer antennae ; d, male ab- 

 domen. 



Raraka Island, Paumotu Archipelago. 



Length of carapax, two and one-fourth lines; greatest breadth, 

 three lines; ratio of length to breadth, 1 : T33. The surface is a 

 little shining and not granulous under the microscope. The areolets 

 are quite distinct and convex, and the furrows neatly pronounced. 

 2M is lobed anteriorly, though not subdivided throughout. All the 

 normal antero-lateral areolets are present, and the posterior are partly 

 distinct. 



ACT^EODES FAB A. 



Carapax transverso-ellipticus, valde convexus, non granulosus, antice bene 

 areolatus, regione posticd simplicissimd cum regione postero-laterali 

 coalitd, areold 2 M fere bisectd, areolis 2 L 3 L coalitis, superficie areo- 

 larum depressd; fronte interantennali fere recto, medium parce emar- 

 ginato, margine antero-laterali parce expanso, 5-angulato aut obsolete 

 5-dentato. Psdes antici mediocres, carpo manuque subtiliter erosis et 

 interdum areolatis, digitis inermibus. Pedes 8 sequentes fere nudi, 

 compressi, articulo tertio supra paulo carinato, articulw quarto quin- 

 toque paulo granulosw. Abdomen maris 5-articulatum, feminae 7-ar- 

 ticulatum. nudum proeter marginem ciliatum. 



Carapax transverse-elliptical, very convex, not granulous, anteriorly 

 neat areolate, posterior region undivided and coalesced with the 

 postero-lateral; areolet 2 M nearly bisected, 2 L and 3 L coalesced, 

 surface of areolets flattened, front between outer antennae very nearly 

 straight, sparingly emarginate at middle, antero-lateral margin 

 slightly extended, five-angled or obsoletely five-toothed. Anterior 

 feet of moderate size, carpus and hand minutely erose, and some- 

 times areolate with granules, fingers unarmed. Following eight 

 feet nearly naked, compressed, third joint somewhat carinate above, 

 fourth and fifth joints a little granulous above. Abdomen of male 

 five-jointed, of female seven-jointed, naked except the edge, which 

 is ciliate. 



