HEMIPTERA OF LOWER CALIFORNIA. 275 



Agaeliastes DECOLOR Uhler. Two specimens of this 

 inconspicuous little species were collected near Cape St. 

 Lucas by Mr. John Xanthus. 



PsALLUS DELicATUS Uhler. Several specimens were 

 collected at the Calmalli mines in April by Mr. CD. 

 Haines. 



PsALLUS BIGUTTULATUS n. Sp. 



Yellowish-white, milk-white on the membrane, with 

 two small angular black spots on its exterior border; the 

 surface finely pubescent. Head subtriangular as seen 

 from above, smooth, yellow, moderately convex, directed 

 obliquely, the eyes long, brown, placed almost vertically; 

 the tylus parallel-sided, a little curved; antenna.' s?iort, 

 slender, black, the basal joint short, white, with a sub- 

 apical band and exterior stripe black ; rostrum testaceous, 

 tinged with fulvous, reaching between the intermediate 

 coxae. Pronotum wider than long, moderately convex, 

 the lateral margin sinuated, reflexed, the anterior margin 

 very delicately reflexed and notched in the middle, the 

 outer border of the callosities posteriorly with an indented 

 line, humeral angles subacute, a little granulated, bor- 

 dered inwardly by a depression, the posterior margin 

 almost straight. Scutellum almost flat, a little punctate, 

 and obsoletely carinate on the middle line. Legs whitish- 

 yellow, with a very slender black line on the femora and 

 tibiae. Clavus and corium obsoletely punctate in longi- 

 tudinal series. Beneath whitish, unpolished. 



Length to tip of venter 3^ mm. Width of pronotum 

 i^ mm. 



Specimens were collected at the Calmalli mines in 

 April, at El Paraiso in May, and on Margarita Island in 

 March by Mr. C. D. Haines. The antennae are incom- 

 plete in all the specimens examined. 



