284 PROCEEDESTGS OF THE NATIONAL MUSEUM vol.106 



mm.; posterior femur, cf 7.6 mm., 9 8.2 mm.; elytra, cT 12.0 mm., 

 9 14.0 mm. 



Remarks: This species is close to A. brevipes Saussm-e, from Colom- 

 bia; the male elytron presents four oblique veins instead of the two 

 in brevipes, and the archet is strongly angulate, apical field with veins 

 more distant; the ovipositor of the female reminds rather the shape 

 of capitatus Saussure. 



Genus Aphonomorphus Rehn, 1903 

 Aphonoinorphus telskii (Saussure) 



Figure 5,c-e 



Aphonus telskii Saussure, Mission scientifique au Mexique . . . Recherches 

 zoologiques, pt. 6, section 1 (Ortboptferes) , p. 511, 1874. 



Specimens examined: Bolivia: Tumupasa, December 1921 (Icf), 

 Mann. 



Aphonomorphus stipatusj new species 



FiQUBE 5,/, 6,g 



Holotype: Male; Cavinas, Rio Beni, Bolivia, January 1922, Mann 

 (USNM 62085). 



Male: Color of a dark testaceous brown with the median vein yellow 

 marked with about 10 small brown spots. Fifth joint of the maxillary 

 palpi securiform, as long as wide. Dorsal field of the elytra presenting 

 a rather regular reticulation ; the areolae are long, narrow, disposed on 

 three rows between each vein about the middle of the elytron ; towards 

 the apex the areolae are wider; veins rather well marked among the 

 reticulation ; their number is sLx, of which four come from the median 

 vein, the other two from the cubital; Sc bearing eight branches. 

 Subgenital plate furrowed in the middle, feebly notched at apex. 

 Anterior and median legs feebly mottled with brown; posterior femora 

 with inferior margin spotted with brown. Genitalia of the same type 

 as telskii with longer teeth (fig. 5,/). 



Length of body 19.5 mm.; length with wings 30.5 mm.; posterior 

 femur 13.0 mm. elytra 21.0 mm. 



Aphonomorphus socius, new species 



Figure 5,g 



Holotype: Male; Tingo Maria, Peru, Feb. 10, 1950, Allard 

 (USNM 62086). 



Male: Very close to the preceding but coloration darker; space 

 between Sc-R and R-M blackish, shining; antennae very neatly 

 annulated; top of the forehead blacldsh; 5th joint of the maxillary 

 palpi a little longer. Areolae of the dorsal field of elytra narrow but 

 less numerous, disposed on two rows only between the veins; these are 



