CHAPTER XIX.
THE DISTRIBUTION OF THE FAMILIES AND GENERA OF REPTILES AND AMPHIBIA.
Ophidia (p. 372)--General Remarks on the Distribution of Ophidia (p. 386) --Lacertilia (p. 388)--General Remarks on the Distribution of Lacertilia (p. 403)--Rhyncocephalina (p. 405)--Crocodilia (p. 405)--General Remarks on the Distribution of Crocodilia (p. 406)--Chelonia (p. 407)--Remarks on the Distribution of Chelonia (p. 410)--Amphibia, Pseudophidia (p. 411)-- Urodela (p. 411)--Anura (p. 414)--General Remarks on the Distribution of Amphibia (p. 422) 372-423