On Reptiles and Batrachians from Brazil. 85 I. Palceogean Realm. Two regions: — 1. Occidental f=Pal£earctic Region, excl. the Manchurian Subregion, + Ethiopian Region of Wal-lace) ; 2. Oriental ( = Oriental + Australian Regions of Wallace). II. Neogean Realm. Nearctic + Neotropical Regions. IX. — Second List of Reptiles and Batrachians from the Province Rio Grande do Sul^ Brazil, sent to the Natural-History Museum hy Dr. H. von Ihering*. By G. A. BOULENGEK. The following species, which were not contained in the first list, formed part of a large collection made by Dr. von Ihering at S. Lorenzo, on the southern border of the Lagoa dos Patos. As before, such species as have not been recorded from Rio Grande do Sul by Hensel are marked with an asterisk. REPTILIA. Chelonia. *1. Hgdromedusa tectifera, Cope. Hydromedusa Maximiliani, Wagler, 1830, nee Mikan. Chelodina Maximiliani, Dum. & Bibr. 1835. Hydroniedusa tectifera, Cope, 1869. Hydromedusa platanetisis, Gray, 1873. Hydromedusa Wagleri, Giinth. 1884. Two specimens, adult male and young. In the latter, the nuchal is in contact with the first costal, whilst in the former it is so on one side only — a fact which justifies the view ex-pressed in the above synonymy. *2. Thalassochelys caretta (L.). Laceetilia. Anisolepis, g. n. Iguanidarum. Tympanum distinct. Body cylindrical ; no dorso-nuchal crest. Dorsal lepidosis heterogeneous, keeled ; ventral scales * Cf. Anu. & Mag. Nat. Hist. ser. 5, xv. pp. 191-106,
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