causas
Shark and skate egg-cases casts up on two African beaches and their rates of hatching sucess, or causes of death.
Autor(es):
SMITH, C. & GRIFFTHS, C.
Referência completa:
SMITH, C. & GRIFFTHS, C. 1997. Shark and skate egg-cases casts up on two African beaches and their rates of hatching sucess, or causes of death. S. Afr. J. Zool. 32(4):112-117. 