652 



PROP. R. A. DAUT ON THE 



postero-internal buttress supported by a Large distinct root. 

 In the two species of Zeuglodon this buttress is reduced in size 

 and probably had no distinct root, though from the state of 

 preservation of the specimen this cannot be definitely settled. 



Some dimensions in millimetres of the skull in the three forms 

 are given below. These in some instances must be regarded as 

 approximate only : — 



10. BlBLIOGRAPnY. 



AuEL, 0. — " Die llr.sache dor Asymmetrie dos Zahnwalschildela." Sitzuiighoricht. 

 der Kais. Akad. der Wiss. in Wien. 1002. 



" Eine Stammtype der Delpliiniden aus dem Miociin der Halbinsel 



Taman." Jabrbuch der k.k. Geol. Reichanstalt, Bd. iv. Hft. 2. 

 1905. 



" Cetaceen Studien 1. Mittheilung, Jan. 1909 ; Cetaceen Stiidien II. Mit- 



tbeilnng, Mar. 1909 ; Cetaceen Studien III. Mittheilung, .Tan. 1912." 

 Aus der Sit'/.ungsbericbten der Kais. Akad. der Wissenscb. in Wien. 



" Die Vorfabren der IJartenwale." Denkscb. der Matb.-Naturwiss.- 



Klass. der Kais. Akad. der Wiss. in Wien, Bd. xc. 1913. 

 y Andhews, C. W. — " Extinct Vertebrates from Egypt." Part I. Geol. Mag. 1901, 

 ^ p. 400. 



— "Extinct Vertebrates from Egypt." Part I L Geol. Mag. 1901, p. 436. 



— " Extinct Vertebrates from Egypt." Part III. Geol. Mag. 1902, p. 291. 



— '■ Further Notes on the Mammals of the Eocene of Egypt." Geol. Mag. 

 1904, pp. 109, 157, 211. 



"A Descrii)tive Catalogue of the Tertiary Vertebrata of the Fayum of 



Egypt." Brit. Mus. of Nat. lli.st. London, 1906. 



"The recently discovered Tertiary Vertebrata of Egypt." The Smith- 

 sonian Report for 1906, pp. 295-307. 



— "Zeuglodon wnnklyni." Quart. Journ. Geol. Soc. vol. Ixiii. pp. 124-127. 

 1907. 



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