Tabular View of the Primary Divisions of the Animal Kingdom, Intended to Serve as an Outline of an Elementary Course of Recent Zoology (Caino-Zoology)

Tabular View of the Primary Divisions of the Animal Kingdom, Intended to Serve as an Outline of an Elementary Course of Recent Zoology (Caino-Zoology)

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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. 1861 edition. Excerpt: ...fifteen or more pairs of similar articulated feet; body elongated, numerously segmented, and without distinction of thorax and abdomen; head distinct, provided with one pair of antennae, and two lateral groups of sessile ocelli; no compound eyes; the post-cephalic segments of the body freely moveable, equal, and furnished with one or two pairs of simple ambulatory feet; no Wings; no metamorphosis. The mouth is furnished with mandibles and prehensile feet-jaws. They breathe air by ramified tracheae opening by lateral stigmata, and never possess branchim. They are unisexual, terrestrial, predaceous 5 subsist chiefly on entomoid prey; moult their skin many times before maturity, and at each change acquire new additional segments and legs. First Order. CHILOPODA, Latr. The labium formed by a pair of feet; mouth furnished with palpigerous mandibles, two palpiform appendages, and two strong unciform maxillae, united at their base and pierced near their point. The integument flexible; body depressed; segments unequal; each segment with one pair of legs inerted laterally; antennae sectaceous and multisarticulate; stigmata distinct; trachese anastomose" longistudinally and transversely; the genital organs in both sexes situate posteriorly, and opening in the caudal segment, as in higher entomoids. Labium formed by two mandibles; integument solid and calcareous; body long and cylindrical, or short and dc. pressed; segments often united in pairs, and supporting two pairs of feet attached on the ventral side; antennae 7-articulate; stigmata often indistinct; the genital organs in both sexes placed forwards in the trunk, and opening at the anterior and lower part of the body, as in many lower helmiuthoidsf First Suborder. Onisciformia, Latr. Body...show more

Product details

  • Paperback | 32 pages
  • 189 x 246 x 2mm | 77g
  • Rarebooksclub.com
  • United States
  • English
  • black & white illustrations
  • 1236783921
  • 9781236783929