Monograph of the bombycine moths of North America, including their transformations and origin of the larval markings and armature . Genital armature of Arlelocephula, Syssphiux, Eacles EXPLANATION OF PLATE XLIL l-ir, stajre I, highly magnified. Km;. 2. — Ccniloiiiiit mni/nlor, head and four tnmli segments, stage II, magnitied; 2o, end of the stage (14 mm. long 2lj, end of the body, showing the caudal horn, and .syj, suranal plate; ((, anal :i.—Iiiiiiii<i)l.

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Keywords: ., bookcentury1900, bookdecade1910, bookpublisherwashingtongovtprin