NO. 1459. KATYDIDS AND CRICKETS FROM COSTA RICA—REHN. 



599 



ISCHNOMELA PULCHRIPENNIS, new species. 



Type. — Male; Clarrillo, Co.sta Riea. (Schild and Burgdorf.) [Cat. 

 No. 9479, U.S.N.M.] 



Allied to L r/r<iclJl-<^ ))ut difl'ering in the ."shorter tegniina and eaudal 

 femora. 



Size medium; form moderatel}' elongate; surface oiahrous. Head 

 with the occiput ver}" 

 broadl}' arcuate; fastig- 

 ium compressed, knife- 

 like, of moderate eleva- 

 tion, the paired ocelli at 

 th e base and separated by 

 a ver}' slight space, apex 

 very obliquely truncate, 

 ventrad touching the fa- 

 cial fastigium; facial fas- 

 tigium moderately pro- 

 duced, the apex blunt, 

 ventrad occupied almost 

 wholly l)y the median 

 ocellus; eyes reniform, 

 about equal to the infra- 

 ocular space in length; 

 palpi w^ith the penulti- 

 mate joint short, hardly 

 half the length of the ter- 

 minal, compressed, ex- 

 cept for a rounded proxi- 

 mal section, antepenulti- 

 mate joint slightly 

 shorter than the terminal 

 joint subcjdindrical, ter- 

 minal joint slightly 

 curved, slightly larger 

 distad than proximad,tip 

 slighth" excavate; anten- 

 nse very slender filiform, 

 elongate,about three and 

 one-half times the length 

 of the bod}', proximal 

 and second joint large. 

 Pronotum subsellate, the 

 prozona distinctly arcu- 

 ate dorsad, the metazona 

 slighth' but distinctly deplanate; cephalic margin ver}' slightly arcuate, 



Fig. 3.— ISCHNOMEL.i pvlchripenxis. 

 (ANTENX.K OMITTED). 



Dorsal view of type 

 (Xli) 



