20 i>nociD,E. 



terranean is also Ibuud on the southcru one and on the islaiuls of 

 the Atlantic— P. Z. S. 1864. 



2. Monachus tropicalis. Jamaica Seal. 

 Grey-brown ; hair very short, strap-shajied, closely adpressed, 

 black Avith a slight grey tip ; whiskers short, thick, cylindrical, re- 

 gularly tapering, without any appearance of wave or twist ; fingers 

 gradually shorter. 



Phoca tropicalis, Grat/, Cat. Seals B. M. 28. 



Inhab. Jamaica. 

 a. Skin, imperfect, without skull. 



Skin referred to in description of Cystophora Antillarum, Gray, 

 Proc. Zool. Soc. 1849, 93. 



SubfamUy 2. PHOCINA. 



Cutting -teeth & ; the first front grinder in eacli jaw single-rooted, 

 the rest two-rooted ; muzzle bald and callous between* and above tlie 

 nostrils, and divided by a central groove; tvrist rather exserted ; 

 fingers subequal ; claws 5*5, large. 



Phocina, Gray, Ann. Phil. 1825, 340 ; May. Nat. Hist. 1837, i. 583 ; 



Zool. Erehus S, Terror, 3 ; Cat. Phocidce B. M. 20. 

 Phocaceerna, § 1, Nilsson, Vet. Akad. Handl. 1837 ; Wieym. Arch, vii.; 



Skand. Fauna, t. , 1840. 

 Phoca, Nilsson, Vet. Akad. Handl. 1837 ; Wieym. Arch. vii. ; Skand. 



Fauna, xx. 1840. 

 Callocephalus, F. Cuv. Mem. Mas. xi. 1827. 



G. CALLOCEPHALUS. 



Muzzle rather narrow ; whiskers waved ; fingers gradually shorter ; 

 palate angularly notched behind ; hair subcylindrical ; under-fur 

 thin ; web between the hind toes hairy. The branches of the lower 

 jaw diverging ; the lower edge of the lower jaw rounded, simple, the 

 angle blunt, sloping behind ; grinders large, crowded. (Fig. 7.) 



Inhab. Northern Ocean. 



Callocephalus (Callocephale), pt., F. Cuv. Mem. Mus. xi. 182, 1827; 



Diet. Sci. Nat. lix. 463, 1829 ; Fischer, Syn. 230 ; Gray, Zool. Erebus 



Sf Terror, Mamm. 

 Callocephalus, § *, Cat. Phoc. B. M. 21. 

 Phoca, sp., Linn. ; Fleminy, Phil. Zool. n. 187; Nilsson, Skatid. Fauna, 



XX. 



1. Callocephalus vitulinus. Common Seed. 



Finely sprinkled with blackish and whitish, and with greyish brown 

 and yellowish grey along the back, usually unspotted and blackish ; 

 the underside of the body whitish ; a widish, paler, unspotted ring 

 round each eye, and over each eye a small roundish spot, ft\)m which 

 a bristle proceeds. Edge of lower jaw rounded below in front, with 

 a short symphysis. Grinders large, rather crowded and oblique. 



