OF THE 



AMERICAN ENTOMOLOGICAL SOCIETY. 



VOLUME I. 



DESCRIPTIONS OF AMERICAN lEPIDOPTEEA.— NO. 1. 



BY AUG. R. GROTE and COLEMAN T. ROBINSON. 

 [Communicated March 11, 1867.] 



Family, HKSPERIIDAE. 



HESPERIA, Fabr. 

 Hesperia punctella, n. sp. 



Male. — Head, thorax and abdomen, above, olivaceous blackish; be- 

 neath, the palpi are clothed with mixed whitish and fuscous hair, the 

 eyes are narrowly bordered interiorly by pale scales, the thorax is 

 clothed with dull olivaceous hair, and the abdomen is touched here 

 and there with pale scales. Antennae, slender and moderately lono; 

 above, the stem, before the "^club," is fuscous and obsoletely annulate 

 with a paler shade, which latter becomes more prominent before the 

 apical distension ; beneath, more plainly annulate with yellowish-white, 

 which latter shade becomes continuous over the base of the ''club-" 

 this latter is elongate, black above, and below, and terminates in the 

 usual short booklet, carried at right angles with the antennal stem. 

 Legs, fuscous, paler inwardly ; posterior femora with two pairs of short, 

 unequal, and slender spurs, which are of a very pale color, and of 

 which the terminal pairs are the most prominent. 



Wings, above, glossy olivaceous blackish, with a variable coppery 

 reflection ; anterior pair, elongate, sub-triangular, straight along costal 

 margin, produced at apices; an oblique, dull black, stigmal dash, ex- 

 tending from base of 2nd median nervule, inwardly, to above internal 

 nervure; a white dot above this, situate near the base of the interspace 

 between 1st and 2nd median nervules; a white dot within this, placed 

 sub-costally above and near the outer extremity of the discal cell. A 

 cluster of three similar very approximate white dots, one under the 

 other, the lower the largest, slightly curved and placed interspaceally 

 sub-apically between the sub-costal nervules, and forming, with regard 



TUANS. AMER. EXT. SOC. ( 1 ) JUNE, 1867. 



