8 AMPHIBIA 



Merrem, 1820, " Tentamen systematis Amphibiorum." 

 PHOLIDOTA. [The Reptilia.] 

 BATRACHIA : APODA. 



SALIENTIA. 



(Mutabilia [with metamorphosis, e.g. 

 . Xt " wt8 '] 

 Amphipneusta [Peremubranchiate uro- 

 deles.] 



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

 MONOPNOA. [The Eeptilia.] 



[with temporary gills : Ecaudata + Caudata 



DIPNOA. [The Amphibia!-! . 



J with permanent gills : " Proteidae, Meno- 



poma and Amphiuma. 



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

 divided into Haematherma and Haemacryma. These terms for warm- 

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

 therma and Haematocrya. Tlie latter are divided by Latreille as 

 follows : 

 REPTILIA. Still including the Coeciliae amongst the Snakes. 



fCaducibranchiata. 

 AMPHIBIA ., 



[ Perennibranchiata. 



PISCES. 

 Wagler, 1830, "Systema Amphibiorum." 



TESTUDINES, CROCODILI, LACERTAE, SERPENTES, ANGUES, COECILIAE, 

 RANAE, ICHTHYODI. 

 RANAE I. AGLOSSA. 



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

 2. Cauda distincta. [The Sala- 



mandridae.] 

 ICHTHYODI I. ABRANCHIALES. Menopoma [Cryptobranchus'} 



and A.mphiuma. 



II. BRANCHIALES. [Tlie Peremiibranchiate Urodela.] 

 ,). Miiller, 1831, " Beitriige zur Anatomie . . . der Amphibien." 2 



GYMNOPHIONA, DEROTREMATA, PROTEIDAE, SALAMANDRINA, BAT- 

 RACHIA. 



,}. Bell, 1836, Todd's "Cyclopaedia of Anatomy and Physiology," Art. 

 " Amphibia." 



AMPHIPNEUSTA, the Peremiibranchiate Urodeles ; ANOURA, URODELA ; 

 ABRANCHIA, Menopoma and Amphiuma ; APODA. 



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

 (2nd ed.) 



AMPHIBIA MONOPNOA. Tlie Reptilia. 

 AMPHIBIA DIPNOA. 1. URODELA. PERENNIBRANCHIATA. 



DEROTREMATA: Amphiuma and 



Menopoma. 

 MYCTODERA? 



1 /sis, 1821. - Treviranus' Zeitschr, f. Physiol. 1831, p. 190. 



'' depr], neck ; fitiu, close. 



