178 



BULLETIN 166, UNITED STATES NATIONAL MUSEUM 



spines on branchial and one on hepatic region. Exopodite of third 

 maxilHped about as wide as endopodite, its outer edge gently curved. 

 All legs quite smooth and unarmed. Chehpeds of male a little less 

 than three times length of carapace; fingers finely but irregularly 

 toothed, gaping a Uttle at base, nearly as long as palm, which is 

 about one-third as wide again as wrist. Walking legs short, slender, 

 about one-fifth longer than arm of chehped; dactylopodite equal to 

 propodite with about half of carpopodite. (Borradaile.) 



Measurement. — Male, length of carapace 24 mm. 



Type locality.— Trmidsid Island, off Brazil (latitude 20°30' S., 

 longitude 29°20' W.). Only one specimen known, to aU appearances 

 picked up dead on shore. 



RANDALLIA AGARICIAS Rathbun 



FiGUEE 40; Plate 50, Figures 3, 4 



Randallia agaricias Rathbun, Proc. U. S. Nat. Mus., vol. 21, p. 614, pi. 44, fig. 

 7, 7a, 1898 (type locality, off Cape St. Lucas, 31 fathoms; holotype, U. S. 

 N. M. no. 21601). 



Diagnosis. — Carapace subcircular, covered with mushroom tuber- 

 cles. A deep hollow either side of anterior carina. The lobes of 

 middle pair of posterior protuberances nearly meet; those of outer 

 pair minute. 



Figure 40. — Randallia aoaricias, male holotype (21C01), X 2: a, Side view of two tubercles enlarged. 



Description. — Carapace shghtly longer than broad. Posterior 

 two-thirds convex and covered with large tubercles, which have 



