Bulletin of the University of Texas; Scientific Series Volume 4

Bulletin of the University of Texas; Scientific Series Volume 4

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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. 1905 edition. Excerpt: ...pictilis, but they differ noticeably in epigynum and coloration. Lycosa nigra Stone. Pl. XX, figs. 40, 41. Lycosa nigra Stone, 1890. Lycosa nig-ra Stone, Montgomery, 1902. (Of this species, hitherto known only by the Q, an adult 6' and Q were loaned to me by Mr. J. H. Emerton, collected in Long Island, New York.) Eyes.--First row shorter than the second, equidistant from the second row and the clypeal margin, straight, eyes equidistant, middle eyes slightly larger. Eyes of second row largest, almost 1.5 times their diameter apart. Eyes of third row fully twice their diameter behind the second row, this row scarcely broader than the second in the 6', distinctly broader in the Q. Dorsal eye are to length of cephalothorax as 1:4.75. Quadrilatcral of the posterior eyes as broad as long in the 07', broader than long in the Q. Form.--Cephalothorax in front rounded, almost one-half its greatest transverse diameter in the Q, not one-third this width in the 6., highest at the posterior eyes, sides of the head almost vertical in the 6', more oblique in the Q. Labium distinctly longer than broad, narrow, not quite one-half the length of the maxillze, its sides almost parallel, obliquely truncated at the tip. Chelicera in length almost twice the height of the head in front, rather weak but arched anteriorly. Sternum large, much longer than broad, continued between the posterior coxae. 6' palpus almost as long as the cephalothorax. Legs rather stout, short, without scopulze, with very few hairs and short spines. Anterior spinnerets longest. Leg IV to cephalothorax, 3.1: 1; metatarsus IV shorter than patella and tibia combined. Color of Female (in alcohol).--Cephalothorax uniform shining black, hairless, with a reddish...show more

Product details

  • Paperback | 78 pages
  • 189 x 246 x 4mm | 154g
  • Rarebooksclub.com
  • United States
  • English
  • black & white illustrations
  • 1236985737
  • 9781236985736