ORDER VI 



CHELONIA 

 Range and Distribution of the Theromorpha. 



189 



Divisions. 



Permian. 



Trias. 



Euroije. 



N. America. 



Europe. 



S. Africa. 



I. Pareiasaukia. 



1. Pareiasauridae . 



2. ParioticMdae 



3. Diadectidaer 



II. Theriodontia. 



1. Galesauridae 



2. Deuterosaitridae 



3. Tritylodontidae . 



III. Anomodontia 

 lY. Placodontia 











(Ural ■'.) 









































Order 6. CHELONIA. (Testudinata.) ^ 



Reptiles of stout and wide form of body, encased in a more or less complete 

 bony shell. Quadrate immovably united to the cranial arches. Jaws toothless, but 

 covered with horny sheaths ; premaxillae very small, palate completely closed by function 



1 Literature : 



Bcmr, G., Osteologisclie Notizen tiber Pi-eptilien (Zool. Anz. vol. IX. No. 238), 1886. — Ibid. 

 vol. XI. (1888), pp. 417, 592 ; and vol. XII. (1889), p. 40. — Notes ou some little known American 

 fossil Tortoises (Proc. Acad. Nat. Sci. Philadelphia, p. 411), 1891. — Bemerknngen iijoer die Phylo- 

 genie der Schildkroten (Auat. Anz. vol. XII. p. 561), 1896. — Boulenger, G. A., Catalogue of 

 Chelonians in the British Museum. Loudon, 1889. — Case, E. C, On the osteology and relationships 

 of Protostega (Journ. Morph. vol. XIV. No. 1), 1897. — Co].)e, E. l)., The Reptiles of the American 

 Eocene (Amer. Nat. vol. XVI. p. 979), l^m.^Ihid. vol. XXX. p. 398, IS^.— Dames, W., Die 

 Chelonier der uorddeutscheu Tertiarformation (Palaeont. Abhaudl. Dames und Kayser, vol. VI.), 

 1894. — DoUo, L., Note sur les Cheloniens de Bernissart (Bull. Mus. Roy. d'Hist. Nat. Belg. vol. III. 

 p. 63), 1884 ; ibid. vol. IV. (1886), pp. 69, 129 ; and ibid. vol. V. (1888), p. 59.— On the humerus 

 of Euclastes (Geol. Mag. [3], vol. V. No. 6), 1888. — Fraas, E., Proganochelys Quenstedtii Baur 

 (Jaliresh. Vereins Naturk. Wiirtb. ), 1899. — Gray, J. E., Notes on the families and genera of 

 Tortoises (Proc. Zool. Soc. vol. XII. p. 165), 1869. — Hoffmann, C. K., Chelonia, in Bronn's Classen 

 und Ordnungen des Thierreichs, vol. VI. 1879. — Lydekker, li., Siwalik and Narbada Chelonia 

 (Palaeont. Indica, ser. X. vol. III.), 1886. — Catalogue of the fossil Reptilia and Amphibia in the 

 British Museum, Part III. London, 1889. — Moxick, G. A., Die bis jetzt bekannten fossilen Schild- 

 kroten, etc. (Palaeontogr. vol. XVIIL), 1869. — Meyer, H. von, Zur Fauna der Vorwelt, Parts I. and 

 IV. Frankfort, 1845-60. — Owen, R., and Bell, P., Monograph of the fossil Reptilia of the Loudon 

 Clay, Part I. (Palaeont. Soc), 1851. — Oiven, P., Monograph of the fossil Chelonian Reptilia, etc., 

 ibid. 1852-53. — Pictet, F. J., and Humbert, A., Monographic des Cheloniens de la Molasse Suisse. 

 Geneva, 1856. — Portis, A., Ueber fossile Schildkroten aus dem Kimmeridge von Hanover (Palaeontogi-. 

 vol. XXV.), 1878. — Les Cheloniens de la Molasse Vaudoise (Mem. Soc. Palaeont. Suisse, vol. IX.), 

 1882. — Revnach, A. r., Schildkrtitenreste ini Mitinzer Tertiiirbecken, etc. (Abhandl. Senckenb. 

 naturf. Ges. vol. XXVIIL), 1900. — Rutimeyer, L., Die fossilen Schildkroten von Soluthurn (Denkschr. 

 Schweiz. naturf. Gesellsch. vol. XXII.), 1867 : and ibid. vol. XXV. (1873).— Ueber den Ban von 

 Schale und Schadel bei lebenden und fossilen Schildkroten (Verhandl. naturf. Gesellsch. Basel, vol. 

 III. p. 255), 1872. — Sa.cco, F., Cheloni Astiani del Piemonte (Mem. Acad. Torino, vol. XXXIX.), 

 1889. — Wagner, J. A., Schildkroten und Saurier aus den lithographischen Schiefer (Abhandl. bayer. 

 Akad. Wissensch. II. Classe, vol. VII. p. 291), 1853 ; and ibid. vol. IX. (1861), \\ QS.— Wieland, 

 G. P.., On Archelon ischyros, Protostega, etc. (Amer. Journ. Sci. [4], vol. II. p. 399), 1896 ; and 

 ibid,, vol. V. (1898), p. 15. — Williston, 8. W., A new turtle from the Kansas Cretaceous (Trans. 

 Kans. Acad. Sci. vol. XVIL p. 195), 190L 



