44 PROCEEDINGS OF THE NATIONAL MUSEUM. vol.60. 



107. POLYLEPISCUS FURCIFER Pocock. 



Polylcpiscns furcifer Pocock, Biol. Centr.-Amer., Diplop., 1909, p. 15G, pi. 

 12, figs. 1-lh. 



Locality. — (?) Guatemala. 



108. POLYLEPISCUS HETEROSCULPTUS (Carl). 



Paehyurus heterosculptus Cakl, Rev. Suisse Zool., 1902, vol. 10, p. 635, 



pi. 12, figs. 73-75. 

 Polylcpiscns heterosculptus Pocock, Biol. Centr.-Amer., Diplop., 1909, p. 



157, 



Locality. — Guatemala. 



Genus APHELIDESMUS Brolemann. 



109. APHELIDESMUS CALVERTI Chamberlin. 



Aphelidesmus calverti Chambeklin, Trans. Amer. Ent. Soc, 1914, vol. 40, 

 p. 191, pi. 2, figs. 6, 7. 



Localities. — Costa Eica : La Emilia ; Port Limon. Two males and 

 a female taken at the latter locality in November, 1911, by W. M. 

 Wheeler. 



110. APHELIDESMUS INTERMEDIUS Chamberlin. 



Aphelidesmus intermedms Chambeblin, Trans. Amer. Ent. Soc, 1914, vol, 

 40, p. 192, pi. 2, figs. 8-10. 



Locality. — Costa Rica : Juan Vinas. 



111. APHELIDESMUS GLAPHYROS (Attems). 



Euryurus glaphyros Attems, Denks. Akad. Wiss. Wien, 1900, vol. 68, 



p. 279, pi. 7, figs. 163, 164. 

 Aphelidesmus glaphyros Pocock, Biol. Centr.-Amer., Diplop., 1909, p. 158. 



Localities. — Costa Rica : Carrillo ; Cuesta de Tablazo. 



Family LEPTODESMIDAE. 

 Genus CHONDRODESMUS Silvestri. 



112. CHONDRODESMUS SINGULARIS, new species. 



Plate 16, figs. 10-13. 



Light chestnut above, with outer part of keels yellow. The sides 

 and venter pale. The coUum with anterior and lateral margins to- 

 gether forming an evenly convex curve ; the caudal margin arcuate, 

 the lateral portions bending forward. In the second tergite the an- 



