4 PROCEEDINGS OF THE NATIONAL MUSEUM. vol. (J4. 



1910a. Notes on the Distribution of Entozoa of North American Marine Fishes. 



Proceedings 7th International Zoological Congress (Boston, 1907), 



pp. 686-696. 

 1910&. Notes on the Flesh Parasites of Marine Food Fishes. Bulletin U. S. 



Bureau of Fisheries, vol. 28, pp. 1195-1209. 



1911. In " Biology of Woods Hole and Vicinity." Bulletin U. S. Bureau of 



Fisheries, vol. 31, pt. 2, pp. 585-589. 



1912. Cestode Cysts in the Flesh of Marine Fish, and their Bearing on Food 



Values. Transactions American Fisheries Society for 1912, pp. 1-9. 



1914. On the Seasonal Distribution of Fish Parasites. Transactions American 



Fisheries Society for 1914, pp. 48-56. 



1915. Fish Parasites and the Public Health. Transactions American Fisheries 



Society for 1915, pp. 19-28. 



1916. Notes on two Cestodes from the Spotted Sting Ray. Journal of Para- 



sitology, vol. 3, pp. 34-38, pi. 1, text-figs. 1, 2. 



1921. Rhynchobothriura ingens sp. nov., a Parasite of the Dusky Shark. Jour- 

 nal of Parasitology, vol. 8, pp. 22-32, pis. 4, 5. 



1922a. A Contribution to the Anatomy of Dinobothrium. Proceedings U. S, 

 National Museum, vol. 60, pp. 1-13 (author's reprint), pis. 1-4. 



:1922&. A New Cestode from the Maneater and Mackerel Sharks. Proceedings 

 U. S. National Museum, vol. 61, pp. 1-16, pis. 1-3 (author's reprint). 



ANTHOBOTHKItTM PULVINATUM Linton. 



1890, pp. 754-759, pi. 3, figs. 10-13 ; pi. 4, figs. 1-3. 

 18970, pp. 439-440, pi. 33, fig. 1. 



1900, p. 275. 



1901, p. 432. 



1905, p. 346, fig. 125. 

 1910a, p. 695. 

 1911, p. 585. 



Records of this cestode not before published : 



Ddsyhatis centrura. 



Collected in six of the years from 1903 to 1922, inclusive: On 1 

 date in June, 1, and a few free proglottides; length in sea water 150 

 mm., lengthening to 340 mm. after lying in fresh water for half an 

 hour; on 3 dates in August, 1 on each date, maximum length 280 mm., 

 a few free proglottides on one date; on 2 dates in September, 1 and 

 a few free proglottides on one date, 3 on the other; on 1 date in 

 October, 1 and a large number of free proglottides, length 175 mm. 



(U.S.N.M., Helm. Coll. 7731.) 



Squalus acanthias. 



1912, May 22: 1, length 115 mm. Other dimensions of formalin 

 specimen : Diameter of scolex 2.75, of neck 1.5 ; breadth of strobile, 

 middle, 4 ; thickness of strobile, middle, 2.57. There were nine ripe 

 proglottides, length of longest 5, breadth 3; ova, average of four, 

 0.048 by 0.028 in the two principal diameters. The ova have thin, 

 transparent shells, and are oval with more or less pointed ends. 



