Fifth report of the United States Entomological Commission, being a revised and enlarged edition of Bulletin no7, on insects injurious to forest and shade trees . CL. Fig. 211.—c, mine, •with eggs, of Xyleborus del. 278.—Xyleborus ccelatus,J. B. Smith and MissSullivan del. of their length and rounded at tip. X. ccelatus ranges from Canada toTexas and California. In this species the declivities of the elytra atthe end of the body are with two prominent tubercles, and some smallermarginal ones; elytra strongly punctured in rows: interspaces withrows of distant punctures. (Identi
Fifth report of the United States Entomological Commission, being a revised and enlarged edition of Bulletin no7, on insects injurious to forest and shade trees . CL. Fig. 211.—c, mine, •with eggs, of Xyleborus del. 278.—Xyleborus ccelatus,J. B. Smith and MissSullivan del. of their length and rounded at tip. X. ccelatus ranges from Canada toTexas and California. In this species the declivities of the elytra atthe end of the body are with two prominent tubercles, and some smallermarginal ones; elytra strongly punctured in rows: interspaces withrows of distant punctures. (Identified by Dr. Horn.) See also p. 709. 3. The least spruce bark-borer Crypturgus atomus Le Conte. (Larva, Plate xxiv; figs. 4, 5, 5a, 5&; pupa 5c.) Order Coleoptera; family Scolytid^. This minute bark-borer, though often occurring in white-pine bark,must not be confounded with Pityophthorus puberulus of the white pine(p. 715), as its burrow is very different. The present species is l^™*long, and f ^ in diameter. The mine consists of a short sinuous pri-mary gallery about one-half inch long, which gives off at intervals aboutten short secondary galleri
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