. Elementary entomology . a a P"iG. 441. Venation of a cossid {Prioiioxysiiis robinae) (After Comstock, from Kellogg) Fig. 442. ^'enation of a hes- perid {Epargyreus titynis) (After Comstock, from Kellogg) ri f^rs

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Keywords: ., bookcentury1900, bookdecade1, booksubjectentomology, bookyear1912