456 



BIBLIOGRAPHY 



Bay,' Norsk Hvalf. Tid. 49, 

 p. 201, i960. 

 CHITTLEBOROUGH, R. G. 



'Balaenoptera Brydei Olsen on 

 the West Coast of Australia,' 

 Norsk. Hvalf. Tid. 48, p. 61, 



1959- 

 CHITTLEBOROUGH, R. G. 



'Marked Humpback Whale of 

 known Age,' Nature 187, p. 164, 

 i960. 



DAWBIN, W. H. 'Evidence on 

 Growth-rates obtained fi'om two 

 marked Humpl^ack Whales,' 

 Nature 183, p. 1749, 1959. 



DAWBIN, W. H. 'New Zealand 

 and South Pacific Whale Mark- 

 ing and Recoveries to the End 

 of 1958,' Norsk Hvalf. Tid. 48, 

 p. 213, 1959. 



ICHIHARA, T. -Formation Mech- 

 anism of Ear Plug in Baleen 

 Whales,' Sci. Rep. Whales Res. 

 Inst. Tokyo 14, p. 107, 1959. 



LAWS, R. M., and PURVES, 

 P. E. 'The Ear Plug of the 

 Mysticeti as an Indication of 

 Age,' Norsk Hvalf. Tid. 45, 



P- 413, 1956- 



NTSHIWAKI, M. 'Determination 

 of the Age of Antarctic Blue and 

 Fin Whales by the Colour 

 Changes in Crystalline Lens,' 

 Scient. Rep. Whales Res. Inst. 

 Tokyo 4, p. 115, 1950. 



NISHIWAKI, M. -On the Age- 

 determination of Mystacoceti,' 

 Scient. Rep. Whales Res. Inst. 

 Tokyo 7, p. 87, 1952. 



NISHIWAKI, M. 'On the Age 

 and Growth of Teeth in a 



Dolphin,' Scient. Rep. Whales 

 Res. Inst. Tokyo 8, p. 133, 1953. 



NISHIWAKI, M. 'Age Studies 

 of Fin Whale based on Ear Plug,' 

 Sci. Rep. Whales Res. Inst. 

 Tokyo 13, p. 155, 1958. 



NISHIWAKI, M., and VAGI, T. 

 'On the Age Determination 

 Method of Toothed Whales,' 

 Proc. Japan. Acad. 30, p. 399, 



1954- 



PURVES, P. E. 'The Wax-Plug 

 in the External Auditory Meatus 

 of the Mysticeti,' Discovery Re- 

 ports 27, p. 293, 1955. 



PURVES, P. E., and MOUNT- 

 FORD, M. D. 'Ear Plug Lami- 

 nations in Relation to the Age 

 Composition of a Population of 

 Fin Whales,' Bull. British Mus. 

 (Nat. Hist.) Zoology 5, No. 6, 



'959- 



ROBINS, J. P. 'Age Studies on 

 the Female Humpback Whale,' 

 Austr. Journ. Marine Freshw. 

 Res. 2, p. I, i960. 



RUUD, J. T. 'The Surface Struc- 

 ture of the Baleen Plates as a 

 Possible Clue to Age in Whales,' 

 Hvalradets Skrifter 23, 1940. 



RUUD, J. T. 'Further Studies on 

 the Structure of the Baleen 

 Plates and their Application to 

 Age Determination,' Hvalradets 

 Skrifter 29, 1945. 



RUUD, J. T., JONSGARD, A., 

 and OTTESTAD, P. 'Age 

 Studies on Blue Whales,' Hval- 

 radets Skrifter 33, 1950. 



SERGEANT, D. E. 'Age Deter- 

 mination in Odontocate Whales 

 from Dentine Growth Layers,' 



