114 BULLETIN OF THE BUREAU OF FISHERIES. 



RlDEWOOD, W. <i. 



L899. On the Relations of the Efferent Branchial Blood-vessels to the "Cireulus cephalicus" in 

 Teleostean Fishes. Proceedings of the Zoological Society. 



Spencer, W. B. 



1893. Contributions to our Knowledge of Ceratodus. Part I. The Blood Vessels. IAnnean Society 

 of New South Wales. The Macleay Memorial Volume. 



Weight, K. R. 



1885. <Mi the Hyomandibular Clefts and Pseudobranchs of Lepidosteus and Amia. Joumaiof 

 Anatomy and Physiology. Vol. XIX. 



