286 KANSAS UNIVERSITY SCIENCE BULLETIN. 



Width of dorsal fin as preserved 1.8 



Length of caudal haemapophyses 9 mm. 



Length of vertebrae 6 



Depth of vertebrae 5 



Width of small intestine 3 



Length of rectum 12 cm. 



Width of rectum I.3 



Length of interneural l 



BIBLIOGRAPHY. 



1. Dean, Bashford, 1909. Studies on Fossil Fishes (Sharks, Chimje- 



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 plates XXVI-XLI. 

 la. HussAKOF, Louis, has given a very full bibliography of the forms 

 here discussed. Studies on Arthrodira, Memoirs of the American 

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2. Eastman, Charles R., 1902. The Carboniferous Fish Fauna of 



Mazon Creek, Journal of Geology, vol. X, p. 536. 



3. Woodward, A. S., 1888, Paleontological Contributions to Selachian 



Morphology, I: On the Lateral Line of Cretaceous Species of 

 Scyllidae. Proc. Zool. Society of London, p. 126. 



1898. Preliminary Note on a New Specimen of Squatina 



from the Lithographic Stone of Nusplingen, Wiirtemberg. Geo- 

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 3a. COLLINE, W. E., 1895. The Morphology of the Sensory Canal System 

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iden. Beilage Band Neues Jahrbuch f. Mineralogie, etc., Bd. 14, 

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5. Gill, Theodore, 1905. An Interesting Cretaceous Chimaeroid Egg- 



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6. Reis, Otto, 1888. Die Coelacanthiden. Paleontographica, Bd. XXXV, 



pp. 1-96, Tafeln I-V. 

 Reis, Otto, 1889. Ueber ein Art Fossilization der Muskulatur. 



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9. Sollas, W. J. and I. B. J., 1904. An Account of the Devonian Fish, 



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 Devonic Fishes of the New York Formations, Memoir No. 10 of 



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