Directions for collecting and preserving insects . FIG. 30.—The Croton Bug or German Cockroach (Phyllodromia germanica.) a, first stage: b, secondstage; e, third stage; rf, fourth stage; e, adult; /, adult female with egg-case; </, egg-case—enlarged;h, adult with wings spread—all natural size except g. there are numerous species whicli never acquire wings. There are noaquatic Orthoptera. Some are omnivorous, others carnivorous, but BULLETIN 39, UNITED STATES NATIONAL MUSEUM. [22]. FIG. 31.—Hind wing of Earwig.(From Comstock.)

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Keywords: ., bookauthorrileycha, bookcentury1800, bookdecade1890, bookyear1892