. An illustrated descriptive catalogue of the coleoptera or beetles (exclusive of the Rhynchophora) known to occur in Indiana : with bibliography and descriptions of new species . Beetles. THE LEAP BEETLES. 1189 2194 (10,416). Diso^'YCiiA crenicollis Say, Bost. Journ. Xat. Hist, 1,1835, 200; ibid. 11. 608. Very similar to caroliniaiiu. Head with occiput usually in part pic- eous; thorax reddish-yellow with three piceous spots, arranged in a tri- angle, the front pair larger; elytra as in caroliniana, the median black stripe as wide or wider than the yellow one each side, the sutural and mar- g
. An illustrated descriptive catalogue of the coleoptera or beetles (exclusive of the Rhynchophora) known to occur in Indiana : with bibliography and descriptions of new species . Beetles. THE LEAP BEETLES. 1189 2194 (10,416). Diso^'YCiiA crenicollis Say, Bost. Journ. Xat. Hist, 1,1835, 200; ibid. 11. 608. Very similar to caroliniaiiu. Head with occiput usually in part pic- eous; thorax reddish-yellow with three piceous spots, arranged in a tri- angle, the front pair larger; elytra as in caroliniana, the median black stripe as wide or wider than the yellow one each side, the sutural and mar- ginal ones joining at tip. Thorax n;it more than UxU-e as wide as long, its surface, as well as that of elytra, more distinctly alutaceous and more evi- dently punc-tate than in caroliniinid. I^ength 5-6 mm. Vigo County: scarce. l^Vbrnary 21-iIarch IS. Hibernates be- neath partly buried logs in open woods. 2195 (6951). DisoNTCHA glabkata Spec. Ins., I, 1781, 156. Oblong-oval, .surface very shining, as if varnished. Head often entirely black except the front, sometimes nearly wholly yellow; thorax yellow, usually with a narrow median spot, sometimes an indistinct spot each side; elytra yellow, the suture, margins and a median stripe black; under surface and legs usually yellow, tips of tibiae and tarsi, and sometimes the hind por- tion of metasternum, piceous. Thorax more than twice as wide as long, margins narrow, surface smooth, shin- ing. Elytra a little wider at base than thorax, very finely and sparsely punctate. Length mm. (Fig. .122.) Throughout the State, cimillion; more so in the southern coun- ties. April 6--July S. Taken by sweeping madside herbage, espe- cially the i>igweed, Amaranlus }i^ ]j. Resembles pcnnsyl- vanica. but smaller and more shining. Tlie black median stripe of each is distinctly wider than the yellow ones each side. 2196 (6954). Diso>;ycha abbbeviata Melsh., Proc. Phil. Acad. Nat. Sci., Ill, 1847. l< Oval, s
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectbeetles, bookyear1910
