. 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. Fig. 211. (After Chit- tenden, Far. Bull. No. 46.) II. Cathartus Reiche. 1854. (Gr., "to cleanse Small brown forms very close to Silvanus but having the middle club joint larger than either of the others; thorax broader than long except in quad- ricollis. Two s]iecies have been taken in the State, while two others may occur. KEY TO INDIANA SPECIES (JF CATHAKTUS. u. Thorax either subiiuadrate or longer t
. 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. Fig. 211. (After Chit- tenden, Far. Bull. No. 46.) II. Cathartus Reiche. 1854. (Gr., "to cleanse Small brown forms very close to Silvanus but having the middle club joint larger than either of the others; thorax broader than long except in quad- ricollis. Two s]iecies have been taken in the State, while two others may occur. KEY TO INDIANA SPECIES (JF CATHAKTUS. u. Thorax either subiiuadrate or longer than wide, its sides nearly straight; body very feebly punctate. (Fig. 211.) QUADKICOLLIS. an. Tliorax broader than 7). Front angles of thorax each with a distinct tooth, c. Second and third .joints of antennie subequal; head and thorax minutely and densely punctate; form broader and more convex. 1073. advena. ISC. Second joint df anteume distinctly longer and stouter than third; head and thorax densely granulate-punctate; form more slender. 1074. LONGULrs. l)h. Front angles of thorax not toothed. eectos. ('. quadricollis Gruer., elongate, slender, pale reddish-brown, shining, length mm., is known from Pennsylvania and Georgia. 1073 (3305). Cathaetcs advena Waltl., Silb. Rev. Ent, II, 256. Oblong, subeonvex. Rather pale chestnut lirown, shining, finely pubescent. Thorax quad- rate, one-third broader than long, sides feebly curved, front angles with minute blunt teeth, hind ones rectangular. Elytra with rows of rather coarse punctures. Length mm. (Fig. 212.) Southern half of State; freijuent. Janu- ary 24-November 12. Probably occurs throughout the State, as it feeds on various articles of commerce. es]i(M3ially damp flour, meal, rice, figs, beans, apples, etc. If these articles be stored in a clean, dry, well-ven- tilated place the damage will not be Fig. 212. X 20. (After Forbes.). Please note that these images are extracted from scanned page images
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectbeetles, bookyear1910
