246 U.S. NATIONAL MUSEUM BULLETIN 287 



perchloris Dall and Ochsner, Bulimulus (ISaesiotus) nux 1928, 



PCAS, ser. 4, vol. 17, no. 5, pp. 152, 156, pi. 9, figs. 1, 2 (Charles 



Island. Galapagos; CAS 1675, 1676). 

 percompacta, Man^ilia? 1927, PUSNM, vol. 70, art. 18, no. 2667, 



pp. 4, 40 (off Georgia; USNM 108301). 

 pereompressa, Montaciita 1899, PUSNM, vol. 21, no. 1177, pp. 879, 



894. New name for Mojitaaita feritiginosa 'Montagu' Verrill, 



1884, not Montagu. 1903, USNMB 37 (new ed.) pi. 87, fig. 7 

 perconicus, Actaeon 1890, PUSNM, vol. 12, no. 773, p. 296, pi. 12, 



fig. 7 (near Galapagos Island). 

 percrassa, Biiccinum plectrum 1885, HRED 44, pt. 4, art. 6, pi. 



following p. 184, fig. 9 (Point Barrow, Alaska). 

 percrussa, Buccinum polare ill Kobelt, 1883, Martini und Chemnitz 



Conchylien-Cabinet, Bd. 3, abthg. Ic, p. 86, pi. 91, fig. 5 (no 



locality given); Dall, 1886, PUSNM, vol. 9, no. 562, p. 216 



(Bering Islands); 1902, PUSNM, vol. 24, no. 1264, p. 518, pi. 37, 



fig. 4 (USNM 108997). 

 percrassiis, Lepidopleurus (Oldroydia) 1894, N, vol. 8, no. 8, p. 90 



(Santa Barbara channel off San Pedro, California). 

 perdecorattt. Philhertia ? 1927, PUSNM, vol. 70, art. 18, no. 2667, 



pp. 3, 33 (off Georgia; USNM 108291). 

 perdepressus^ Stilifer 1925, N, vol. 38, no. 3, p. 97 (Chikura Bashiu, 



Japan; USNM 333546). 

 peregriniis, Boreotrophon 1902, PUSNM, vol. 24, no. 1264, p. 543 



(off Catalina Harbor, Santa Barbara Islands, California); [as 



Neptuuea peregriua] 1921, USNMB 112, p. 110, pi. 8, fig. 5. 

 perferiida, Astyris 1900, TWFIS, vol. 3, pt. 5, p. 1197, pi. 41, fig. 10 



[name and figure onlyl (Oligocene, Oak Grove, Florida); 1905, 



Schuchert, Dall et al, USNMB 53, pt. 1, p. 72 (USNM 107387). 

 perforata, Guppya 1926, PCAS, ser. 4, vol. 15, no. 15, p. 478, pi. 35, 



figs. 12, 13 (Maria Madre Island [Mexico] ; CAS 2198). 

 perforata, Liotia (Arene) briarens 1889, BMCZ, vol. 18, pp. 32, 388 



(no locality given). 

 perforatus, Actaeon 1881, BMCZ, vol. 9, no. 2, p. 96 (BLAKE sta. 2 



[N of Havana, Cuba]); 1889, BMCZ, vol. 18, p. 42, pi. 18, fig. 3. 

 pergracilis, Amphissa (Cosmioconcha) 1913, PUSNM, vol. 45, no. 



2002, p. 590 (USFC sta. 3017, off Cape Lobos, W coast of Mexico; 



USNM 211030); 1925, PUSNM, vol. 66, art. 17, no. 2554, p. 2, pi. 



21, fig. 9. 

 pergranatus, Leptochiton 1889, BMCZ, vol. 18, pp. 35, 414 



(BLAKE sta. 192, near Dominica); [as Lepidopleurus pergvana- 



tus] 1901, Dall and Simpson, BUSFC, vol. 20, pt. 1, p. 451, pi. 58, 



figs. la-c. 



