. 207 



Arizona. Described from one male and two female exam- 

 ples received from the Morrison Collection at Cornell University. 

 These came labelled P. albopunctatus, Fitch, but that is a very dis- 

 tinct species inhabiting the United States east of the Rocky 

 Mountains and now known as P. frontalis, Van D. 



4. ALLYGUS COSTOMACULATUS, n. sp. 



Form nearly of Jassus jucundits, Uhl. Cinerous ; elytra irregularly 

 inscribed and marked with four brown costal spots. Length 6 mm. 



Head rather tumid, broadly rounded before. Vertex nearly flat, but 

 little longer on the middle than next the eye. Front rather narrow, the 

 sides but feebly arcuated. Clypeus but little expanded apically. Cheeks 

 narrow, scarcely surpassing the lone, outer angles rounded. Last ventral 

 segment of the female feebly produced on the middle of the apical margin, 

 outer angles rounded; pygofers slender, scarcely exceeded by the oviduct. 



Color cinerous tinged with testaceous and clouded with the same color 

 on the discal areoles of the elytra. Vertex whitish before, marked with 

 two brown points at the tip and another above each ocellus; face testa- 

 ceous ; front with about six brown arcs and a brown basal line, sometimes 

 obscure ; two points on the disc of the cheeks and the antennal pits brown 

 or blackish. Legs and beneath soiled white with some brown areas on the 

 pleural pieces; two bands on the femora, the tips of the tarsal joints and a 

 row of dots at the base of the tibial spines on the posterior pair, piceous. 

 Abdomen testaceous, an irregular cloud on the base of the venter and the 

 middle of the ultimate segment brown; disc of the tergum blackish either 

 side of the middle. Pronotum irrorate with darkpr with a row of brown 

 points on the anterior submargin. Elytra sparcely inscribed with brown 

 pigment lines as in Phlepsius omitting most of the costal region; disc of 

 the clavus with a brown oblique band, costa with four brown spots three 

 of which are near the apex ; nervures brown, the outer branch of the first 

 sector bearing an elongated white spot just beyond the first costal brown 

 point. Wings white iridescent, nervures heavy, brown. 



Described from two females received from Prof. Herbert 



Osborn and labelled "Texas Aaron." 



5. DELTOCEPHALUS, FUSCINERVOSUS, n. sp. 



Form of D. fiavocostatus. Brown, varied with pale and black, elytral 

 areoles edged with fuscous. Length 3 mm. 



Vertex y z longer at the middle than next the eye, apex obtuse, disc 

 convex, pale yellowish, marked with a broad black transverse band before 

 the eyes, behind which is a dot near the eye, a curved line nearer the middle 

 and the impressed line dark brown and behind the polished apex are two 

 approximate black points, Face black with a few short arcs, a broken median 

 line on the front, the disc of the cheeks and lorse and the sides of the clypeus, 

 pale tawny yellow. Pronotum with five abbreviated pale longitudinal vittae, 

 the lateral mere spots, and a few black points on the anterior submargin ; 



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