252 BULLETIN 97, UNITED STATES NATIONAL MUSEUM. 



Horta, Fayal, Azores; Nov. 2, 1889; W. H. Brown, U. S. Eclipse 

 Exped. to Africa; 2 males, 3 females (1486i). 



Pim Bay, Fayal, Azores; Lewis Dexter; 1 male (17681). 

 Locality unknown; 2 females (2546). 



PACHYGRAPSUS PUBESCENS Heller. 



Plate 160, fig. 1. 



Pachyyrapsus pubesccns Helleb, Crust. Reise Novara, 1865, p. 45, pi. 4, 

 fig. 4 (type-locality, Chili; type iu Vienna Mus.). 



Diagnosis. — Quadrate. Two side teeth. Striae hairy. Movable 

 finger smooth above. Merus of last leg entire behind. 



DescHption. — Carapace almost quadrate, slightly broader than 

 long,' flattened. Sides nearly straight, two teeth behind the orbital 

 angle, which is large and very pointed, the other teeth gradually 

 diminishing. 



Front somewhat deflexed, convex, very finely crenulate. Superior 

 lobes of front subequal, rather flat. 



Surface transversely striate, ridges hidden by short hairs; pos- 

 terior-medial area smooth. 



Inner margin of arms crest-like, three or four sharp teeth at the 

 extremity. Arm and wrist subsquamose outside; wrist with small 

 isolated tubercles above, an acute tooth at inner angle; palm above 

 obsoletely tuberculous, outside and below smooth ; finger smooth. 



Three last joints of legs hirsute, first to third pairs with merus 

 dentate at extremity above and below ; that of fourth pair likewise 

 with one tooth above, but entire below. 



Measurements. — Female type, length of carapace 20, width of 

 same 23 mm. (After Heller.) 



Range. — Chile (Heller). 



PACHYGRAPSUS CORRUGATUS (von Martens). 



Plate 160, fig. 4. 



Oi'apsus {Leptofjrapsus) corrugatus von Martens, Arch. f. Naturg., vol. 



38, pt. 1, 1872, p. 107, pi. 4, figs. 8 and Sb (type-locality, Cuba; type, 



Cat. No. 3702, Berlin Mus.). 

 Pachygrapsiis corrugatus Kingsley, Proc. Acad. Nat. Sci. Philadelphia, 



1880, p. 200. 



Diagnosis. — Quadrate. No side teeth. Striae hairy and strongly 

 marked. Several ridges on palm. 



Description. — Carapace little broader than long, subquadrate, side 

 margins nearly straight, entire, and little converging posteriorly. 

 Carapace, arm, chela, and merus joints of legs crossed by numerous 

 sharp raised ridges, those of the carapace transverse at the middle, 



* Heller's figure represents It longer than broad. 



