264 



FISHERY BULLETIN OF THE FISH AND WILDLIFE SERVICE 



ScHAEPER, MiLNER B., and J. C. Marr. 



1948. Spawning of yellowfin tuna (Neothunnus macrop- 

 terus) and skipjack (Katsuwonus pelamis) in the 

 Pacific Ocean off Central America, with descriptions 

 of juveniles. U. S. Department of the Interior, Fish 

 and Wildlife Service, Fishery Bull., No. 44, vol. 51, 

 pp. 187-196. 



Shimada, Bell M. 



1951. Contributions to the biology of tunas from the 

 western equatorial Pacific. U. S. Department of the 



Interior, Fish and Wildlife Service, Fishery Bull., 

 No. 62, vol. 52, pp. 111-119. 

 Wade, Charles B. 



1950. Observations on the spawning of Philippine tuna. 

 U. S. Department of the Interior, Fish and Wildlife 

 Service, Fishery Bull., No. 55, vol. 51, pp. 409-423. 



1951. Larvae of tuna and tuna-like fishes from Philippine 

 waters. U. S. Department of the Interior, Fish and 

 Wildlife Service, Fishery Bull., No. 57, vol. 51, 

 pp. 445-485. 



U. S. GOVERNMENT PRINTING OFFICE : 1957 O -406090 



