198 



PELOMKDtJSIDiE. 



Pelomedusa geliafise, Grm/, Cat. Tort. p. 38 (1844), and Sh. liept. 



i. p. 53 (ISoS), and Suppl. p. 81 (1870) ; Sclater, Proc. Zuol. Soc. 



1871, p. 325, fig. 



subrufa, (''rai/, II. co., and A pp. p. 24 (18/2). 



Pentony.x americana, Corvalia, Vert. Syn. Miis. Medial, p. 13 (1849), 



Pelometlusa mozambica (Pefer.s), Gray, Cat. Sh. liept. p. 5-']. 



nigra, Grai/, Ann. i<y May. N. H. (3) xii. p. 99 (lS(53), and 



Suppl. Cat. Sh. liept. p. 81. 

 Ilydraspis galeata (Bell), Sotcerhy ^- Lear, Tort. pis. xlix. & 1. (1872). 



Fig. 48. 



Skull of Teloiiicdiisa galeata. 



Carapace much depressed, obtusely keeled ; first vertebral shield 

 largest, a little broader than long. Plastron much smaller than tlie 

 opening of the shell ; front lobe truncate, broader than the hind 

 lobe, Avhich is angularly notched ; the width of the bridge contained 

 thrice and a half to four times in the length of the plastron ; inter- 

 gular shield much longer than gulars : pectoral and abdominal 

 shields nearly ecjually developed on the bridge ; pectorals either 

 fonning a median suture, very variable in length, or separated from 

 each otlier. Head short, broad ; five largo shields on the \ipper 

 surfare, viz. a pair of frontal-supraorbilals, a pair of parietals, and a 



