15 Bulletin 38 45 



Distribution.— West Atlantic, Lat. 37° N.— 9° S. East 

 Pacific, Lat. 20° S. Mediterranean. Gulf of Mexico, West 

 Florida. Pelagic. Pleistocene to Recent. 



ORDER OPISTHOBRANCHIATA 



Genus ACTAEON Montfort 



punctostrlatus C. B. Adams, Jour. Bost. Soc. Nat. Hist., 3, p. 

 323, pi. 3, f. 9, 1840, (as Tornatella); Dall, Bull. 37, U. S, 

 N. Mus., p. 84, pi. 41, f. 17, pi. 52, f. 22, '89; Tr. Wagner 

 Inst. Sci., 3. p. 14, '90; Singlej^, 4th Ann Rept. Geol. Surv. 

 Texas, p. 332, '92; Pilsbr}-, Trj^on's Man. Conch, ser. i, 

 15- P- I57> pl- iS, f. 98, 99, pi. 19, f. 22, 23, '93; Dall and 

 Simpson, Bull. U. S. Fish Com., i, p. 362, 1 901; Johnson, 

 Occ. Papers, Bost. Soc. N. H., 7, p. 147, 1915. 



pundatus d'Orbign}-, In Ea Sagra, Hist. Pol. y Nat. Isla de 

 Cuba, I, p. 230, Atlas, pi. 17, f. 10-12, 1842; (as Tornatella); 

 Dall, Proc. U. S. N. M., 6, p. 324, 1883. Not T. pimctata 

 Ferussac, 1823. Not of Eea, 1833. Not of Piette, 1855. 



cubensis Gabb, Tr. Amer. Phil. Soc, 15, p. 245, 1873. 



Note. — The recent Cuban Adaon pundatus d'Orbigny 

 (preoccupied, renamed cube7isis hy Gabb) is now considered 

 identical with the northern piindostriahcs. AdcBon punc- 

 tatiisY^^Q. (Contr. Geol, p. iii, pi. 4, f. 96) is Claiborue 

 Eocene, Ala.; and,y?^(f Dall, Pliocene; Caloosahatchie beds, 

 Fla. Not Recent. 



Distribution. — Cape Cod to the Antilles, 2-63 fms. Miocene 

 (of Shiloh, New Jersey) to Recent. Gulf coast: Cedar Keys, 

 Fla,, Corpus Christi Bay, Tex. Pliocene, Caloosahatchie 

 beds, Fla. 

 exilis Jeffreys, Ann. & Mag. Nat. Hist., 4th, ser., 6, p. 85, 1870; 

 Watson, Chall. Rept. Gastr., p. 624, '86; Dall, Bull. M. C. 

 Z. Harv. Coll., 18, p. 39, '89; Bull. 37, U. S. N. M., p. 84- 



