IX 



Broom, R., D.Sc, F.R.S., C.M.Z.S. 



On tlie Structure of the Reptilian Tarsus. (Text- 

 figures 1-27.) 143 



BuRNE, R. H., M.A., F.Z.8. 



Exhibition of, and remarks upon, a series of mounted 

 specimens of young Flat Fish, demonstrating various 

 stages in the transference of the left eye to the right side 

 of the head 444 



Calmax, W. T., D.Sc, F.Z.S. 



Notes on Marine Wood-boring Animals. — II. Crus- 

 tacea 215 



Cheesmax, Miss L. E., F.E.S. 



Exhibition of, and remarks upon, a nest of Anapha 

 venata (Lepidoptera) 443 



CopEMAN, Lt.-Ool. S. MoNCKTOiV, F.R.S., M.D., F.Z.S. 



Note on the Capture (in London) of a rare Parasitic 

 Fly, Hamtnomyia [Hylephila) unilineata Zett. (Text- 

 figure 1 .) 31 



DuxcAN, F. Martin, F.Z.S. (Librarian to the Society). 



Exhibition of, and remarks upon, a series of lantern- 

 slides of a remarkable nest of the Wasp {Vespa ger- 

 m.anica) 445 



Harmer, Sir Sidxey F., K.B.E., M.A., F.R.S. 



Exhibition of, and remarks upon, a photograph of 

 Elephant Twins 443 



Hill, Prof. J. P., F.R.S., F.Z.S. 



Exhibition of, and remarks upon, a series of lantern- 

 slides of the Foetus of a Thr6e-toed Sloth {Bradypus 



tridactylus) 1 "'^ 



Proc. ZooL. Soc— 1921. b 



