Reports of the Princeton University Expeditions to Patagonia, 1896-1899; J. B. Hatcher in Charge Volume 5, PT. 1,

Reports of the Princeton University Expeditions to Patagonia, 1896-1899; J. B. Hatcher in Charge Volume 5, PT. 1,

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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. 1904 edition. Excerpt: ...Ameghino collection......... 352 Fig. 4. Nemather1um Angulatum: Mandible, crown-view, x 1/1 (No. 15.53o) 352 Fig. 40." "Mandible, right side, X1/1 (No. 15.530) 352 Fig. 5. Nemather1um Angulatum, juv.: Part of left ramus, mandible, X 1/1 (No. 15,521).... 352 Fig. 5a." ""Left lower teeth, crown-view, X 1 /1 (No. 15,521). Fig. 6. Pnemather1um sp.: Left humerus, X (No. 15,374)... 349 Fig. 6a. " "" " distal end, X (No. 15,374). Fig. 7. " "Right radius, distal end, front, X (No. 15.893) 349 Fig. 8. " "Right radius, proximal end, X (No. 15,893). PART II. INSECTIVORA. At the present time continental South America contains no representative of the Insectivora. Unusual interest therefore attaches to Ameghino's discovery of the genus Necrolestes in the Santa Cruz beds, which was announced in 1891. In his first account Ameghino suggested that this The incomplete page 227, which ends Section 2, Part I, Volume V, should be removed and the complete copy of the same page, which begins Section 3, Part I, substituted for it. Necrolestes Amegh.; Kev. Argent. de Jti1st. Nat., i. 1, 1891, p. 303. The dental formula is II, Ci, Pf, Mf. In the upper jawthe incisors diminish in size, though not regularly, from the median to the lateral one; is nearly and sometimes quite as large as i1, while ia is smaller and L considerably smaller than the anterior pair; i1 is slightly recurved and antero-posteriorly compressed, giving it some resemblance to a very short rodent tooth, while the others are laterally compressed. Viewed from the outer side, the crowns of all the incisors have a rectangular, almost square shape and those of ix and-are faintly grooved; each incisor is carried on a single fang. In...
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Product details

  • Paperback | 106 pages
  • 189 x 246 x 6mm | 204g
  • United States
  • English
  • black & white illustrations
  • 1236899504
  • 9781236899507