MEANTIA. 63 
Ostron. t. 4. f. 20. Owen, Linn. Trans., Odont. t. 59. 
a—d. In spirits. Gambia. Presented by the Earl of Derby 
e—f. In spirits. Gambia. Presented by J. Gates, Esq. 
2. PROTOPTERUS RHINOCRYPTIS. | 
Rhinocryptis amphibia Miiller, Obers. Berl. Acad. 1844, Arch. 
Phys. 1845. t. ; Ann. and Mag. N. H. 1845, 348. 
Anat. Miiller, 1. c. 
Hab. Quillemane. Dr. Peters, Mus. Berlin. “ The same as the 
preceding.” Dr. Melville.” 
Orper V. MEANTIA...... 
Body elongate, naked, smooth. 
Legs two or four, rudimentary, weak, with short weak toes. 
Gulls external, well developed, permanently developed during the 
whoie life of the animal. 
_ Nostrils not enclosed in a bony case; the inner ones opening be- 
tween the lips and the palatine bones. 
Eyes small, without eyelids. 
Mazille rudimentary or wanting ; intermaxille toothed. 
Palate and lower jaw toothed. See t.4. f. 16.17. 
_ Sebe, seu Reptilia caudata (part.) Scopoli, Introd. H. N. 463. 1777. 
} 
Meantia Rajin. Annal. Nat. 78. 1815. 
Amphibia amphipneusta (part.) Gray, Ann. Phil. 1825, 215.; Bell, 
Todd's Cyclop. Med. 1835. | 
Sirenes Linn. ; Gray, Ann. Phil. 1825, 215. 
Sirenide Gray, Ann. Phil. 1825, 215.; Bonap. Distr. A. Vert. 27., 
Amph. Eur. 
B. Grad. amphipneusta Merrem, Tent. 1820. 
Amph. perennibranchia Ichthyoida Latr. Fam. Nat. 1825. 
Ord. Manentibranchia Hogg, Ann. N. H. 1839. 
Ichthyodi hedrzoglossi (s. 2.) Wagler, Syst. 1830. 
Reptilia malacoderma amphibia Kirby, Bridgw. Treat. ii. 4165. 
A. dipoda et tetrapoda (part.) Hogg, 1. c. 
_A. anguiformia et pisciformia (part.) Hogg, I. ¢. 
-Diplopneumena externibranchia Hogg, |. c. 18. 1839. 
Proteidea Muller, Isis, 1831, 710. 
Peromeles (part.) Dum. & Bib. Erp. Gen. 
