3. CROCODILUS. 287 



« 



10. Crocodilus rhombifer. 



Crocodilus rhombifer, Cuv. Ann. Mus. x. p. 51 (1807), and Oss. Fuss. 



V. pt. -2, pi. iii. ligs. 1-4 (1824); Tiedem., 0pp., ^- Lib. Nat. Amph. 



p. 75, pi. X. (1817); If'ict/m. llcrp. Mc.r. p. -J-J (18;j4); Uirm. ^■ 



Bibf. iii. p. !J7 (1830) ; Cod. in li. dc la >Sai/ra, Hist. Cuba, Jiept. 



p. 55, pi. iv, (1843); Gray, Cat, Tvrt, HjC.']), (JO (1844) ; JJlainr. 



Osteuf/r. liept. (1804) ; IStraitch, Si/n. Crocod. pp. 41 iK: S6 (1800); 



L'ocoart, Miss. -S'c. JIc.v., licpt. p. 35, [)1. ix. fig. 4 (1870). 

 Taliiiia riionibifor, part., Grai/, Attn. ^- May. N, 11, (3) x. p. i!70 



(1802), and Cat. iSh. liept. ii. p. 13 (1872). 



IS or 10 upper teeth on each side. fSnout not more than onco 

 and a halt' as lojig as broad at the base ; a more or less marked oljtusc 

 oblique ridge in front of each eye, forming ■with the inner borders of 

 the orbits a rhomb with the anterior and posterior angles cut off; 

 mandibular symphysis extending to the level of the fourth or fifth 

 tooth ; i)ra'maxillo-maxillary suture, on tlio palate, nearly straiglil, 

 transverse ; nasal boues separating the pruiuiaxillaries above. tSix 

 or eight large nuchals on two transverse scries, and two pairs of 

 smaller ones on a transverse series behind the occiput. Dorsal 

 shield well separated from the nuchal, formed of four or six longi- 

 tudinal and IG transverse series ; sides with huge keeled scutes. 

 k?cales on limbs strongly keeled. Fingers webbed at the base ; outer 

 toes half-Mebbed. Cuemial crest feebly developed. Olive above, 

 spotted with black. 



Total length 1 metre 60 ccntim. 



Cuba ; Mexico ? 



a. Ad., stflU. Cuba. M. K. de la Sagra [C.]. Paria 



Museum [E.]. 



b. Yg., spir. ? 



11. Crocodilus moreletii. 



Crocodilus moreletii, ^. Bum. Cat. Meth. liept. p. 28 (1851), ««</ 

 Arch. iMm. vi. p. 255, pi. xx. (1852) ; Strauch, Spi. Crocod. p. 42 

 (1800) ; Bocvurt, Miss. Sc. Me.v., liept. p. 37, pi. ix. tig. 2 (1870). 



Palinia ':' moreletii, Gray, Ann. i^'- May. N. H. (3) x. p. 271 (1802), 

 and Cat. *S7i. liejjt. ii. p. 14 (1872). 



Alligator lacordairei, P, de Bar re, Bidl, Ac. Bely. (2) xxviii. p. 110, 

 pL — (1800). 



Appears to be very closely allied to C. rliomUfer, from which it 

 diiters in the scales of the flanks and upper surface of limbs being 

 fiat and smooth. 



Guatemala and Honduras. 



The following species, established upon a single specimen of 

 unknown origin, remains doubtful : — 



