Abstract
The Tachinidæ described below have a slender, rigid proboscis, of which the portion beyond the basal articulation is at least one half longer than the height of the head. All are from the Pacific Coast, and, except where otherwise stated, were captured or bred by the writer.Siphona plusiœ,n. sp.—♂ ♀ Terminal section of proboscis—the part beyond the second geniculation—not more than three-fourths as long as height of head. Frontal vitta yellow, less than twice as wide as either side of the front next the antennæ; sides of front grayish pollinose, frontal bristles descending nearly to apex of second antennal joint, two pairs of orbital bristles; face whitish, the sides bare; vibrissæ inserted near the oral margin, only two or three small bristles above each; cheeks less than one-fourth as wide as height of eyes.
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