AMPHIBIA 



GBADIENTIAi 



Merrem, 1820, " Tentamen systematis Amphibiorum." 

 Pholidota. [The Reptilia.] 

 Batraohia : APODA. 



SALIENTIA. 



Mutabilia [with metamorphosis, e.g. 



Newts.] 

 Amphipneusta [Perennibranchiate Uro- 

 deles.] 

 F. S. Leuckart, 1821, " Einiges ueber die fischartigen Amphibien." ^ 

 MoNOPNOA. [The Reptilia.] 



("with temporary gills: Ecaudata + Caudata 



DiPNOA. [The Amphibia]- .J' ^ ■-,-, ,,-n , ■-, ■ ,^ 



^ "^ permanent giUs : Proteidae, Meno- 



y poma and Amphiuma. 



Latreille, 1825, " Families naturelles du regne animal." The Vertebrata are 



divided into Haematherma and Raemacryma. These terms for warm- 



and cold-blooded creatures were later on amended by Owen to Haemato- 



therma and Haematocrya. The latter are divided by LatreiUe as 



follows : — 



Reptilia. Still including the Coeciliae amongst the Snakes. 



Amphibia (^^'^^^i^f"'^^^^*^- 

 (^ Perennibranchiata. 



Pisces. 

 Wagler, 1830, "Systema Amphibiorum." 



Testudines, Crocodili, Lacbrtae, Serpentes, Anghjes, Coeciliae, 

 Ranae, Ichthtodl 

 Ranae I. AGLOSSA. 



II. PHANEROGLOSSA : 1. Cauda nuUa. [The Anura.] 

 u „ 2. Cauda distincta. [The Sala- 



mandridae.] 

 ICHTHYODI 1. ABRANOHIALES. Menopoma [Cry2}tobranchus] 



and Amphiuma. 

 II. BRANGHIALES. [The Perennibranchiate Urodela.J 

 J. Miiller, 1831, " Beitrage zur Anatomic . . . der Amphibien." 2 



Gymnophiona, Derotremata, Proteidae, Salamandrina, Bat- 

 raohia. 

 J. Bell, 1836, Todd's "Cyclopaedia of Anatomy and Physiology," Ait. 

 " Amphibia." 



Amphipuedsta, the Perennibranchiate Urodeles ; Anoura, Urodela; 

 Abranchia, Menopoma and Amphiuma ; ApoDA. 

 Stannius, 1856, " Handbuch der Zootomie : Anatomie der Wirbelthiere " 

 (2nd ed.) 



Amphibia Monopnoa. The Reptilia. 

 Amphibia Dipnoa. 1. Urodela. PERENNIBRANCHIATA. 



DEROTREMATA: Amphiuma and 



Menopoma. 

 MYCTODERA.^ 



1 Jsis, 1821. 2 Treviranus' Zeitschr, f. Physiol. 1831, p. 190. 



' Sip-q, neck ; ixvui, clo.?e. 



