The geographical distribution of animals, with a study of the relations ...

86 DISTRIBUTION OF ANIMALS. [part I.The above series of orders is arranged according to ProfessorFlower's Osteology of Mammalia, and they will follow in thissuccession throughout my work. Professor Huxley arrangesthe same orders in a different series.In determining the manner in which the several ordersbe subdivided into families, I have been guided inshallmy choice ofclassifications mainly by the degree of attention the author appearsto have paid to the group, and his known ability as aIn many cases it is a matter of great doubt whethera certain group should form several distinct families or be unitedinto one or two ; but one method may bring out the peculiaritiesof distribution much better than the other, and this is, in ourcase, a sufficient reason for adopting it.For the Primates I follow, with some modifications, theclassification of Mr. St. George Mivart given in his article" Apes " in the new edition of the Encyclopaedia Britannica, andin his paper in the Proceedings of the Zoological Society of London,1865, p. 547. It is as follows :systematic zoologist ; and in a less degree by considerations ofconvenience as regards the special purposes of geographical distribution.Order-