274 CRUSTACEA. 



riorly over a large surface, and another still larger transverse, behind 

 this ; on the intra-medial, the broad part of which has a nearly straight 

 transverse anterior margin ; also in a band running from either side 

 of this areolet, curving first forward, and then around to the posterior 

 tooth ; also in other parts. The anterior legs are very long, and the 

 arm projects far outside of the carapax. 



Portunus spinimanus, LATREILLE, Encyc. x. 188. 



Lupa spinimana, LEACH, DESMAREST, Crust., 98; EDWARDS, Crust., i. 452. 



Achelous spinimanus, DE HAAN, Faun. Jap., 8. 



LUPA PUBESCENS. 



Carapax valde .convexus, angmtior, subtiliter granulatus, breviter hir- 

 sutus; fronte angusto, dentibus qitatuor subcequis, parvulis, dente prce- 

 orbitali prominentioribus, emarginatione mediand profundiore; mar- 

 gine antero-laterali Q-dentato, dente postico plus duplo longiore. Pedes 

 antici breviores, non crasswres, hirsuti, brachio anticd trispinoso et 

 apicem posticum non armato, manu superne trispinosd, costis valde 

 prominentibus, digito manus majoris mobili cum dente crasso obliquo 

 basali armato. 



Carapax more convex and narrower than usual, finely granulate, short 

 hirsute, front narrow, four small subequal teeth, more prominent 

 than prgeorbital tooth, median emargination deeper than the next; 

 antero-lateral margin nine-toothed, posterior tooth rather more than 

 twice as long as the others. Anterior feet rather short, but not 

 stouter, hirsute, arm with three spines on its anterior margin, and 

 not armed at its posterior apex, hand with three spines above, ribs 

 very prominent ; moveable finger of large hand with a stout and 

 oblique basal tooth. 



Plate 16, fig. 9 a, carapax, natural size ; b, hand, enlarged two dia- 

 meters ; c, under view, showing praslabial plate, &c., the pubescence 

 removed from the epistome and neighbouring parts, with a 2 , outer an- 

 tennas a\ base of inner antennae e, epistome p, prselabial plate and 

 medial fissure of the plate p 2 , outer episternal suture of proelabial 

 plate -f, g, outer parts of mandibular segment p 1 , inner and poste- 



