LIST OF LOCAL FISHES 101 



6. Carcharhinus obscuruti (Le Sueur). Dusky Shark. Has been re- 



corded. Its status is uncertain. 



7. Carcharhinus milherti (Mill. & Hen.) Brown Shark. Common. 

 Mid-June to niid-Septombcr. Almost all adults females. 



8. Carcharhinus commersonii. Blainv. Cub Shark. Males un- 



common in late summer (August) . 



9. Carcharhinus limhatus (Mill. & Hen.) Edged Shark. One record. 



Mr. Edwin Thorne of Babylon, L. I., has the jaws of a large 

 specimen which he took in Great South Bay in midsummer 

 several years ago. July 14, 1910. 



Family SPHYRNID^ 

 (Marine) 



10. Sphyrna zygcena (Linn). Hammerhead Shark. Uncommon. 

 July to September. 



Family ALOPIIDiE 



(Marine) 



11. Alopias vulpinus (Bonnaterre) . Thresher Shark. Occasional. 



April to July 24 (1918, Islip, J. T. N.) 



Family CARCHARIID^ 



(Marine) 



12. Carcharias littoralis (Mitch.) Sand Shark. Common. June to 



October. 



Family LAMNIDJE 



(Marine) 



13. Isurus tigris (Atwood). Mackerel Shark. Accidental. October. 



14. Carcharodon carcharias (Linn.) White Shark. ''Man-eater." 



Accidental in summer. June to July 14, 1916. 



Family CETORHINIDiE 



(Marine) 



15. CetorhiniLS maximus (Gunner). Basking Shark. Accidental. 



Family SQUALID^ 

 (Marine) 



16. Squalus acanthias Linn. Spined Dogfish. Not uncommon. 



October to April. Rarely occurs in summer. 



