LIST OF HOMOPIEROUS INSECTS. 713 



along the hind border, very convex in front ; a short yellow band 

 with two black dots on the fore border ; face yellow, very slightly 

 convex, with a flat, middle stripe, on each side of which are nine ob- 

 lique extremely shallow ridges ; the spaces between them arc lawny: 

 mouth tawny, with a black tip : breast yellow: abdomen luteous : 

 legs yellow ; tips of the spines and of the feet pitchy : fore-wings 

 ferruginous, thickly covered with tawny down, with two whitish ob- 

 lique stripes on ihe fore b«rder near the tip where there is a black 

 dot ; first streak broad, second very small ; a black dot near the tip 

 of the hind border; a few whitish streaks along the veins: hind- 

 wings colourless ; veins black, tawny towards the base. Length of 

 the body 3 lines ; of the wings 7 lines, 

 a, b. North Bengal. From Miss Campbell's collection. 



22. Pttelus detritus. 



Testaceus, suhtus ferrugineus ; caput maculA piceA bidentatA orna- 

 ium; abdomen ferrugineum ; pedes fulvi ; alteanlicaangusta, 

 albido subnebulosm. 



Testaceous, shining: ferruginous beneath, head and chest 

 roughly punctured : head almost flat, slightly concave on the hind 

 border, rather more convex in front, with a forked pitcliy spot around 

 the eyelets ; its length less than one-fourth of its breadth ; face con- 

 vex, scutcheon-shaped, with about twelve curved, oblique stripes on 

 each side: mouth with a black tip, extending far beyond the hind- 

 hips : abdomen ferruginous : legs tawny : fore-wings narrow with 

 conical tips, very thickly punctured, indistinctly mottled with dingy 

 white: hind-wings colourless ; veins black, tawny at the base. 

 Length of the body 3i lines ; of the wings 8 lines. 



a, b. St. John's Blufi", E. Florida. Presented by E. Doubleday, Esq. 

 c, d. ? 



23. Ptyelus parallelus. 



Flavus ; caput piceo vittatum et bimaculatum ; thorax piceo-macu- 

 lalus ; pectus ad partem, et abdomen ferruginea ; jiedes ferru- 

 gineo fasciati ; alte aniicie ferrugineo pttnctata. 

 Lepyronia parallela, Say. 



Yellow: head and chest very roughly punctured, shining; 

 punctures ferruginous: head flat, conical, with a cross suture in 

 Iront of the eyes, and thence very slightly inclined upwards to the 



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