THE GEAPSOID CEABS OP AMEBICA. 



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First leg unusually short and slender, not 

 reaching be3'ond end of merus of second; 

 merus Avith two anterior crests, dactylus very 

 slender, strongly curved; second and third 

 legs over twice as long as width of carapace, 

 merus joints narrowing in distal half, four 

 prominent, longitudinal crests, anterior distal 

 end forming a right or slightly obtuse angle; 

 anterior lobes on carpus obsolete, propodus 

 enlarging little distally, dactylus with sinu- 

 ous posterior margin. 



Measurements. — Male holotype, greatest 

 length of carapace 8.5, width of same 12.2, 

 length of second leg 25.5 mm. 



Range. — Lower California to Ecuador; 52 

 to 71 fathoms. 



Material examined — See table. 



Remarks. — There is no Atlantic prototype 

 of this species known. 



CYMOPOLIA CURSOR A. Milne Edwards. 



riate 52, figs. 1 aud 2. 



Cymopolia cursor A. Milne Edwards, Bull. Mus. 

 Conip. Zoiil., vol. 8, ISSO, p. 29 (type-locali- 

 ties. Sand Key, Havaiie, St. Kilts, Domi- 

 nique, Barbades, 138-245 fatlionis). — Smith, 

 rroc. U. S. Nat. Mus., vol. G, 1883, p. 21. 



Cymopolia dilatata A. Milne Edwards, Bull. 

 Mus. Comp. Zoul., vol. 8, 1880, p. 28 (typo- 

 locality, St. Kitts, 208 fathoms; Cat. No. 

 6496, M. C. Z.). 



Palicus cursor Bathbun, Proc. Biol. Soc. Wash- 

 ington, vol. 11, 1897, p. 95. — A. Milne 

 Edwards aud Bouvikb, Mem. Mus. Comp. 

 ZocJl., vol. 27, 1902, p. 64, pi. 12, tigs. 6-13 

 (not 14),* (female, Barbados, 204 [2091 

 fathoms, Blake station 274, selected as 

 type; Cat. No. 6495. M.C.Z.). 



Diagnosis. — Three lateral teeth. Second 

 leg about three times as long as width of 

 carapace. Suborbital lobes visible from 

 above, inner one very narrow. 



Description. — Carapace broad, very con- 

 vex, ornamented with about 13 large round 



» At the bottom of pi. 12, for G-14, read 6-13 ; In expla- 

 nation of pi. 12. for fig. 12, 13, 14, read fig. 11, 12, 13. 

 respectively. 



