CLASSIFICATION 



2. Batrachia. AGLOSSA. 



PHANEROGLOSSA : Systomata = 

 Enijfystomatidae. 

 Bufoniiiae. Witliout iiiunubriuiu 



sterni. 

 Raninae. With nianubiiuin. 

 Hyloidea. AVitli adhesive tiuger- 

 discs, 

 GYMNOPHIONA. 

 Gegenbaur, 1859, " Gruudzuge der veigleichenden Anatomie." 



Amphibia as a separate class, equivalent to that of tlie Eeptilia, are 

 divided into the four Orders : PERENNIBBANVHIATA, iiALA- 

 MANDRINA, BATRAGHIA, and GYMNOPHIONA. In the 

 second edition of the " Grimdzuge " (1870) they are divided into 

 URODELA, ANURA, and GYMNOPHIONA. 

 Huxley, 1864, "The Elements of Comparative Anatomy.'' 

 Mammals. 



Sauroids, subsequently changed into Saltropsida = Eeptilia + Aves. 

 IcHTHYOiDS, „ „ ICHTHYOPSIDA = Amphibia + 



Pisces. 

 Haeckel, 1866, " Generelle Morphologie." 



Amphibia. A. Phractamphibia s. Ganocephala = Labyrinthodonta + 

 Peromela [Apoda]. 

 B. Lissamphibia s. Sozobranchia = Sozura [Urodela] + 

 Anura. 

 Coiie, 1869.1 



Stegocephali, (jtYmnophidia, Urodela, Proteidea, Trachy.stomata, 

 Anura. 

 Huxley, 1871, "A Manual of the Anatomy of Vertebrated Animak." 

 Amphil)ia I. Saurobatrachia [v.d. Hoeven's term] s. URODEiiA 



1. Proteidea. 



2. Salamandridae. 

 II. Labyrixthodonta. 



III. GYMNOPHIONA. 



IV. Batrachia s. Andra. 

 Boulenger, 1882, " Catalogue of the Batrachia Gradientia .«. Caudata and 

 Batrachia Apoda," divides the Caudata simply into : SALAMAND- 

 RIDAE, AMPHIUMIDAE, PROTEIDAE, and SIRENIDAE. 

 1882, '-Cat. Batrachia Salientia s. Ecaudata," see ]>. 140. 

 Cojie, 1890, " Synopsis of the Families of Vertebrata." - 

 Class Batrachia. 



Sub-Class I. Stegocephali. 



Order 1. Ganocephali : Trimerorhachi.% Archegosaurns. 



2. Rhachitoini : Eryops 



3. Embolomeri : Cricotus. 



4. Microsauri : Branchiosaurus, Hylonomns, etc. 



' Proc. Ac. PIdlad. p. 209. - Americ. Natural, xxiii. jp. 849. 



