292 MR.ST. GEORGE MIVART ON ANUROUS BATRACHIANS. [ May 13, 
Fam. X. PELopryapip& (Giinther). 
A tympanum, cavum tympani, and eustachian tubes present ; 
transverse processes of sacral vertebra dilated; parotoid glands pre- 
sent ; tongue fixed in front; digits dilated at the tips. 
Genera :—Phyllomedusa, Neotropical region; Pelodryas, Aus- 
tralian; Chirodryas, Australian. 
Subsection 5. No parotoids. 
Fam. XI. Hytrp# (Giinther). 
A tympanum, cavum tympani, and eustachian tubes present ; 
transverse processes of sacral vertebra dilated; no parotoid glands ; 
tongue fixed in front; digits dilated into disks at the tips ; arciform 
cartilages present; coccyx articulated by two condyles; ‘ fronto- 
parietals shortened anteriorly, usually embracing a fontanelle ; ter- 
minal phalanges articulated inferiorly on to the extremity of the 
penultimate, globular or swollen proximally, and giving rise to the 
curved acute distal portion.” 
Genera :—Hyla, Cosmopolitan, except Indian and Ethiopian re- 
gions; Hylella, Neotropical; Ololygon (Thoropa), Neotropical ; 
Pseudacris (Chorophilus), North American; Pohlia, Neotropical ; 
Litoria, Australian; Triprion, Neotropical; Opisthodelphys, Neo- 
tropical ; Trachycephalus, Neotropical ; Nototrema, Neotropical. 
Fam. XII. Potyeepatip# (Ginther). 
A. tympanum, cavum tympani, and eustachian tubes present ; 
transverse processes of sacral vertebra not dilated; no parotoid 
glands ; tongue fixed in front ; arciform cartilages present or absent ; 
digits dilated at the tips. 
Answers to the Polypedatide and Hylodide of Dr. Giinther. 
Cosmopolitan, except Palzearctic region. 
Subfam. 1. PotypEDATINA. 
Coracoids and precoracoids, but no arciform cartilages; simple 
coceyx attached by two cotyloid cavities; manubrium bony. No 
fronto-parietal fontanelle ; toes almost always more or less webbed. 
Genera :—IJvalus, Indian and Ethiopian regions; Megalixalus*, 
——?; Hylarana, Indian and Ethiopian; Leptomantis+, Indian ; 
Hylambates, Ethiopian; Platymantis, Indian and _ Polynesia; 
Cornufer, Indian and Australian; Hemimantis, Ethiopian; Rhaco- 
phorus, Indian; Chiromantis, Ethiopian; Polypedates, Indian and 
Ethiopian ; Thelodermat, Indian; Rappia, Indian and Australian 
regions and the Seychelles. 
Subfam. 2. AcRIDINA. 
Arciform cartilages present ; vertebrae proccelian ; simple coccyx 
* Skeletal characters unknown, but placed provisionally beside Zra/us. 
+ Placed here on the authority of Peters, who says it is so like Zvalus. 
+ Placed here on the authority of Cope. 
