No. 34-] HEMIPTERA OF CONNECTICUT I MIRIDAE. 537 



Tribe PILOPHORINI. 



Key to Genera. 



1. Vertex compressed posteriorly, slightly overlapping the pronotum; 



length of antennal segment i not exceeding width of vertex; 



posterior tibiae usually compressed 2 



Vertex not compressed posteriorly; length of antennal segment i 

 nearly equaling width of head ; posterior tibiae cylindrical ; 

 anterior half of pronotum constricted, its sides at that point 

 nearly parallel (p. 537) Pseudoxenetus 



2. Antennal segment ii scarcely thickened toward apex ; width of 



head across eyes greater than the width of pronotum at base; 

 hemelytra with embolar margins parallel, destitute of white pubes- 

 cent bands (p. 537) Alepidia 



Antennal segment ii thickened toward apex; width of head less 

 than width of pronotum at base; hemelytra medially coarctate, 

 bearing white pubescent bands (p. 538) Pilophorus 



Pseudoxenetus Reuter. 



P. scutellatus (Uhler). (PI. xvi, 13.) 



Trans. Md. Acad. Sci., i, 81, 1890. 



Length 6.5 mm., width 1.2 mm. ; black, scutellum yellow except 

 narrow base, cuneus with white translucent band at base ; posterior 

 coxae pale, legs dark brownish, the anterior and middle tibiae more 

 yellowish. 



Food plants: Querciis Muhlenhergii, Q. alba, and occasionally 

 Fraxinus. 



New Haven, 21 Jime, 1909 (B. H. W.) ; 12 Jime, 1910 (A. B. C). 

 P. scutellatus (Uhler). (PI. xvi, 13.) 



Trans. Md. Acad. Sci., i, 80, 1890. 



Length 6.5 mm., width 2 mm. ; very similar to scutellatus but 

 having the scutellum black ; basal half of pronotum, sternum, and 

 the pleura largely red. 



Occurs on live oak (Quercus mrginiana). 



Long Island, N. Y. 



Alepidia Reuter. 



A. gracilis (Uhler). 



Hemip. Colo., 42, 1895. 



Length 4.2mm., width 1.3mm.; black, slightly shining; hem- 

 elytra ferruginous black, membrane uniformly infuscated, pale 

 bordering the cuneus ; antennae and legs pale yellowish, the femora 

 sometimes darkened ; abdomen each side near base with a patch 

 of silvery scales. 



Breeds on Pinus resinosa. 



Long Island, N. Y. 



