Annals of the New York Academy of Sciences Volume 8

Annals of the New York Academy of Sciences Volume 8

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This historic book may have numerous typos and missing text. Purchasers can usually download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1895 edition. Excerpt: ...especially within, the fifth joint dilated, tenth slightly transverse and somewhat asymmetric. Protlmraa: two-fifths wider than long, the sides 'evenly and feebly convergent from base to apex and evenly, feebly arcuate; basal angles broadly rounded, the apical obtuse and greatly deflexed; apex arcuato-truncate and distinctly narrower than the base; disk polished, obsoletely reticulate, not scabrous laterally, finely and sparsely punctate. E13/lm one-half longer than wide, fully two-fifths wider than the prothorax, parallel and straight at the sides, broadly rounded at apex; humeri slightly exposed at base; disk finely, rather densely and not very distinctly punctate. Legs somewhat long and slender. Length 2.3 mm.; width 0.8 11111. California (Lake Co.). The unique type of this species is a male and has the fifth "entral reotilinearly truncate at apex. with the surface polished and almost impunctate save a few piliferous punctures in the middle toward base; the genital segment is large, flat, truncate at apex, the latter with a beveled coriaceous edge, the surface feebly divided along the median line; the fourth segment, and, to a less degree the third, has a cluster of coarse punctures in the middle toward apex, which bear short pointed spiniform and inclined setze which radiate in direction from the median line. This species is readily distinguishable from umbralus by its dense and coarse vesiture and nubilate maculation. 32. T. suffusus n. sp.--Moderately stout and convex, shining, black, the elytra pale luteo-testaceous, broadly and suffusedly black toward the suture except toward apex; abdomen with only the extreme apex of the fifth segment pale; legs pale rufous throughout; antennze dark piceo-rufous; pubescence rather...show more

Product details

  • Paperback | 316 pages
  • 189 x 246 x 17mm | 567g
  • Rarebooksclub.com
  • English
  • Illustrations, black and white
  • 1236943082
  • 9781236943088