770 Bashford Dean Memorial Volume 



1889 Catalogue of the fossil fishes in the British Museum. London. Part 1, Elasmobranchii, 

 474 pp., 16 pis., 13 text-figs. 



1891 Hybodont and cestraciont sharks of the Cretaceous period. Proc. Yorkshire Geol. and Polytech. 

 Soc, 12, 62-68, 2 pis. 



1916 Fossil fishes of the English Wealden and Purbeck formation. Part 1. Monog. Paleontog. Soc., 



69. (Skull of Hyhodus basanus Egerton, pp. 6 and 7, fig- 3)- 

 1921 Observations on some extinct elasmobranch fishes. Proc. Linn. Soc. London, 133. sess., 29-39, 



4 figs. 



ZlEGLER, HeINRICH ErNST. 



1902 Lehrbuch der vergleichenden Entwickelungsgeschichte der niederen Wirbeltiere. Jena. 

 (Selachians, pp. 101-152, 55 figs.). 



ZlEGLER, H. E., UND ZlEGLER, F. 



1892 Beitrage zur Entwickelungsgeschichte von Tor/jedo. Arch. Mikr. Anat., 39, 56-102, 2 Taf. 



ZiTTEL, Karl A. von. 



1911 Grundziige der Palaeontologie. Miinchen und Berlin. II, Vertebrata-Pisces. (Hybodontidae 

 and Cestraciontidae, pp. 53-57, H text-figs.). 



1923 Idem. (Hybodontidae und Cestraciontidae, pp. 58-63, 11 text-figs.). 



1932 Text-book of palaeontology. Translated and edited by Charles R. Eastman. Second English 

 Edition revised, with additions, by Arthur Smith Woodward. London. II. Vertebrata- 

 Pisces. (Hybodontidae and Cestraciontidae, pp. 65-71, 12 text-figs.). 



