NO. 1889. DESCRIPTIONS OF ECONOMIC WEEVILS— PfERCE. 163 



GERST.ffiCKERIA (GERSTiECKERIA) ALTERNATA. new species. 



Fort Grant, Arizona, July 15, Hubbard and Schwarz (two speci- 

 mens). 



Lengtli, 10 mm. Black; antennae and legs piceous; scaly vesti- 

 turo mottled black, piceous brown, and wliitish. Beak long, densely 

 rugosely punctate, carinate. Front longitudinally sulcate; eyes sep- 

 arated by about one-half the wddth of the beak; head and basal 

 fourth of beak densely clothed with creamy-white and light-browTi 

 scales wath a chocolate-bro^vn patch over each eye. Prothorax a 

 little wider than long, medially carinate, widest behind middle, 

 strongly constricted at apex; strongly reticulately or confusedly 

 punctate, the punctures becoming smaller and shallower toward 

 apex; clothed witli piceous scales with a few scattered whitish and 

 light-brown dots. Elytra not wider at base than prothorax, but 

 almost twice as wide as prothorax from basal fourth to apical fourth; 

 alternate elytral interspaces slightly wider and much more densely 

 clothed; strial punctures large, quadrate, shining, each bearing a 

 piceous scale and separated by partitions not as high as the inter- 

 spaces; vestiture mainly composed of tessellations of black and 

 piceous-black scales with an occasional Ught-brown scale and with a 

 definite post-humeral spot of white and brown and an irregular trans- 

 verse wliite fascia just before the apical declivity; declivity more 

 strongly marked with brownish scales. Femora strongly mottled 

 with chocolate, brown and white, but with definite white subapical 

 bands; tibias clothed with white, but with base and apex dark. 

 Femora unarmed ; tarsal claws long and slender and strongly diver- 

 gent. Venter moderately punctate, clothed with chocolate-colored 

 scales with pale longitudinal bands on each side and in the middle. 

 Second segment slightly longer than third or fourth. 



Type.—€&t. No. 14471, U.S.N.M. 



PHILOPIJNTIA, new subgenus. 



The characterization of this subgenus and designation of type are 

 included in the table to subgenus, preceding. 



Key to species. 



1. Eh'tra with a very evident white cruciform or T-ehaped post-median fascia, 

 a'. Prothorax carinate (see ahofasciata Pierce). 

 6'. Beak sparsely punctate, except at base; elytral intervals narrow; strial 

 punctures coarse. 



c'. Length 5 mm le^eleuci Champion. 



c^. Length 8 mm lacti Champion. 



b'. Beak strongly punctate throughout; elj'tral intervals broad; femora dark, 



annulate with golden brown iiobilis LeConte. 



a'. Prothorax not carinate; beak closely and coarsely punctate; elytral intervals 

 broad; femora annulate cruciata Champion . 



