1905.] NATURAL SCIENCES OP PHILADELPHIA. 417 



apical touch of black. Hairs of the limbs and ventral siu'face silvery 

 white. 



Measurements. 



Length of body, 32 mm. 



Length of pronotimi, 4.5 " 



Greatest width of pronotum, 6.7 " 



Length of exposed portion of meso- and metanotum, . . . 7.2 " 



Length of caudal femur, 14.5 '' 



The type is the only specimen seen. 



COPIOCERA Burmeister. 

 .1838. Copiocera Burmeister, Handb. d. Entom., Bd. II, Abth. II, I, p. 611. 

 Included Gryllus euceros ^larschall and Xiphicera erythrogastra Perty, 

 of which the former may be considered the type. 



Copiocera speoularis Gerstaecker. 



1889. Copiocera specularis Gerstaecker, Mittheil. Naturwissen. Ver. Neu- 

 Vorpomm. Riigen, XX, p. 35. [Chiriqui.] -^^ 



San Carlos, Costa Rica. (Schild and Burgdorf.) [U. S. N. M.] 

 Four males, two females. 



Fig. 17. — Copiocera specularis Gerstaecker. Male. Dorsal view. 



