Journal of entomology and zoology . The thoracicdorsum and abdomen are rather light yellowish brown. The pro-notal breathing horns are very conspicuous, dark brown basally,passing into a bright light yellow on the apical third or mesonotal praescutum retains its light coloration even in oldpupae and those preserved in alcohol. Length: Total, mm. Dextro-sinistral wicith at the wing-pad: mm. Dorso-ventral depth at the wing-pad: mm. Larva and pupa described from material preserved at Ithaca,N. Y., on October 15, 1912. JOUENAL OF ENTOMOLOGY AND ZOOLOGY i !, EXPLAN


Journal of entomology and zoology . The thoracicdorsum and abdomen are rather light yellowish brown. The pro-notal breathing horns are very conspicuous, dark brown basally,passing into a bright light yellow on the apical third or mesonotal praescutum retains its light coloration even in oldpupae and those preserved in alcohol. Length: Total, mm. Dextro-sinistral wicith at the wing-pad: mm. Dorso-ventral depth at the wing-pad: mm. Larva and pupa described from material preserved at Ithaca,N. Y., on October 15, 1912. JOUENAL OF ENTOMOLOGY AND ZOOLOGY i !, EXPLANATION OF THE PLATE Figure 1. Pupa, lateral aspect. 11 Figure 2. Larva, lateral aspect. Figure 3. Larva, caudal end of abdomen, caudal aspect. I! Figure 4. Larva, submental region, ventral aspect. Figure 5. Larva, antenna, dorsal aspect. I Figure 6. Larva, mandible, ventral aspect. Figure 7. Larva, clypeo-frontal region, dorsal aspect, showing the antenna. Figure 8. Larva, clypeo-labral region, ventral aspect showing the I The West Coast Species of Pedilus Fisch. (Corphyra Sayy^ H. C. FALL j;j I have in this essay used the generic name Pcdilus in place of the long established Corphyra of Say, in deference to the opinion of li Mr. Champion, as expressed in the Biologia, although I have had jl no opportunity of personally verifying his conclusions. The differ- i ences in ventral formation of Pedilus and Corphyra, as originally 11 stated by Du Val, and cited by Horn in his first Synopsis—Trans. I Am. Ent. Soc, 1871, p. 278,—if correctly represented, would^ appear to be amply sufficient for their separation, but there is prob-L ably some misapprehension here. It is a little remarkable that with all the collecting done within II the bounds of California prior to the arrival of the 49ers, no^ species of this genus were made known by either Eschscholtz, Man- nerheim or Motschulsky, although several are more or less abun- I dant in the vicinity of San Francisco. It was


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Keywords: ., bookcentury1900, bookdecade1910, booksubjectentomology, bookyear1