The encyclopædia britannica; a dictionary of arts, sciences, literature and general information . Fig. 8.—The Matamata (Chelys fimbriata) with side view of* head, and separate view of plastron. Family!. Pelomedusidae.—Neck completely retractile. Carapacecovered with horny shields, of which the nuchal is wanting. Plastroncomposed of 11 plates. With 24 marginal and 13 plastral shields,. Fig. 9.—Lower view of Trionyx euphratica,inclusive of a conspicuous intcrgular. Stcrnothacrus in Africa andMadagascar. Pelomedusa galeata in Madagascar and from the Capeto the Sinaitic peninsula. Podoniemis is co
The encyclopædia britannica; a dictionary of arts, sciences, literature and general information . Fig. 8.—The Matamata (Chelys fimbriata) with side view of* head, and separate view of plastron. Family!. Pelomedusidae.—Neck completely retractile. Carapacecovered with horny shields, of which the nuchal is wanting. Plastroncomposed of 11 plates. With 24 marginal and 13 plastral shields,. Fig. 9.—Lower view of Trionyx euphratica,inclusive of a conspicuous intcrgular. Stcrnothacrus in Africa andMadagascar. Pelomedusa galeata in Madagascar and from the Capeto the Sinaitic peninsula. Podoniemis is common in tropicalSouth America, P. expcTnsa of Brazilian rivers, noteworthy for TORTOISESHELL—TORTONA 71 the millions of eggs which are, or were, annually collected for thesake of their oil. Bates {The Naturalist on the River Amazon)eives a most interesting account of these turtles, which are entirelyfrucivorous. family 2. Chelydidae.—The neck, when bent, remams partlyexposed. Shell covered with shields. Plastron composed of 9plates but covered with 13 shields. This family, still representedby nearly 30 species, widi 8 genera, is found in South Americaand in Australia. Chelys fimhriata, the matamata in the rivers ofGuiana and North Brazil; total length about 3 ft; with animaldiet. Hydromedusa, tectifera, with very long nock, m Brazil,much resembling Chelodina. e
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectencyclo, bookyear1910
