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2. Reproduction, life history, and ecology of the round stingray, Urolophus halleri Cooper;Babel;Calif. Fish. Game Bull.,1967
3. Ricerche istologiche ed istochimiche sul testicolo dei Selaci con speciale riguardo alle cellule interstiziali;Battaglia;Riv. Biol.,1925
4. The oviparity of the whale shark Rhineodon typus with records of this and other fishes in Texas waters;Baughman;Copeia,1955