Canadian Entomologist Volume 39-40

Canadian Entomologist Volume 39-40

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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. 1907 edition. Excerpt: ...densely punctured; inner orbits straight, somewhat converging below; ocelli large, in a curve; a groove runs downward from the middle ocellus. Anterior wing about 7 mm. long (the tip not visible); venation quite normal; stigma large for a /le_gac/u'/e; marginal cell rather obtusely pointed, away from costa; basal nervure ending a little behind (apicad of) transverso-medial; second transverso-cubital with a double curve; second recurrent nervure gently and evenly curved outwards, and ending a little before tip of second submarginal cell, the cell being rounded, not angulate, at its lower outer corner; lover part of basal nervure quite strongly curved. The following measurements are in micromillimeters: Depth of stigma', 238; length of marginal cell, 2006; width of marginal, 5:0; length of first submarginal, 1343; of second submarginal, n22; of first discoidal, I92!; basal nervure on first s. m. about 340; b. n. on first discoidal, 935 (or rather more, allowing for curve); b. 11. short oft. m. about 68; length of first t. c., 340; origin of first t. c. to insertion of first r. n., 102; insertion of first r. n. to insertion of second, 986; insertion of second r. n. to corner of second s. m. about 68; insertion January. iqo8 of second t. c. on marginal to apex of latter, 935; length of first r. n, 969; diameter of second discoidal cell at apex, 663; diameter of ocelli about 255; distance between middle and lateral ocelli about I70. The t. m. nervure is straight, scarcely oblique, 306 long. Miocene shales of Florissant, Colorado, Station 14 (IV. P. Cozkerel/, 1907). ' This is the first fossil 'Vega: /11'/e. A nameless C/la/zkodama was said by Brischke (1886) to occur in Prussian amber. MOSQUITO NOTES.--NO. 6. BY C. S. LUDLOW, M. SC, more

Product details

  • Paperback | 356 pages
  • 189 x 246 x 19mm | 635g
  • United States
  • English
  • black & white illustrations
  • 1236982363
  • 9781236982360