OTARUDAE 595 
others, from the coasts of Australia and various islands scattered 
over the southern hemisphere. These have been grouped by some 
voologists into many genera, founded upon very trivial modifica- 
tions of teeth and skull In a recent memoir Mr. Beddard ! con- 
cludes that if the genus be split wp at all, it should be divided into 
Otaria, containing only OQ, jubufa (vith its numerous synonyms), and 
-trelocephalus, comprising all the other species. ‘The latter group is 
distinguished by the more narrow and pointed nose, the longer ears, 
the palate not excavated nor truncated posteriorly, the presence of 
Mia. 272.0 The Patagonian Sea-Lion (frie pubata). From Selater, Prec. Zool, Suc, W860, p. SO. 
a hook-like process to the pterygoids, and by the posterior border 
of the nasals extending behind the zyvgoma, 
Tho following account of GO. wsdee in the Peybilott [slands is 
taken, with slight verbal alteration, from Nordenskiold’s /oyuge of 
the Peyas * The Sea-Bears are found year after year during summer 
at certain parts of the coast, known as *rookeries,” where, collected 
in hundreds of thousands, they pass several months without the 
least food. ‘The males or * bulls’ come tirst to the place, most of them 
in the month of May or in the beginning of June. The most 
violent conthets, often with a deadly issue for one of the parties, 
now atise regarding the space of about a hundred square fect 
whieh each bull-seal considers necessary for his home. The 
hssOn the structure of Hooker's Sea-Lion (lrefocephalus hookerd.” Trans. 
Zool, Soe Vol. xt, p. 809 (1890). 
