ZOOLOGICAL TAXA OF WILLIAM HEALEY DALL 305 



Pass, and W side Amaknak Island, Captain's Bay, Unalashka 



[Alaska]); 1902, PUSNM, vol. 24, no. 1264, p. 517, pi. 35, fig. 4. 

 Stectoplax 'Carpenter' Ball, 1879, SREA, art. 4, p. 81; 1879, 



PUSNM, vol. 1, no. 48, p. 299, u.n.; 1882, PUSNM, vol. 4, no. 



228, pp. 284, 288. Type-species by original designation: Stecto- 

 plax porrecta 'Carpenter' Dall. 

 steenstrupi, Loliolus 1871, AJC, vol. 7, pt. 2, p. 97 (near mouth of 



Colorado River, Gulf of California). 

 stefanssoni, Amnicola 1924, RCAE 1913-18, vol. 11, pt. A, p. 27A, 



pi. 35, fig. 2 (Tertiary, Brock River, Canada; CGSM 4341). 

 stefanssoni, Volutopsius 1919, RCAE 1913-18, vol. 8, pt. A, pp. 4A, 



6A, 9A, 22A, pi. 1 (Point Barrow, Alaska; and others; NMC 4128); 



1921, USNMB 112, p. 89, pi. 9, fig. 2. 

 steiratum, Teinostoma 1892, TWFIS, vol. 3, pt. 2, p. 415; 1898, 



TWFIS, vol. 3, pt. 4, pi. 23, fig. 11 (Miocene, Cape Fear River, 



North Carolina); 1905, Schuchert, Dall etal, USNMB 53, pt. 1, p. 



642(USNM 112649). 

 Sleiraxis 1896, PUSNM, vol. 18, no. 1034, p. 14. Type-species by 



monotypy: Pleurotoma aiilaca Dall. 

 stejnegeri, Cerithiopsis 1884, PUSNM, vol. 7, no. 442, p. 345, pi. 2, 



fig. 4 (Unalashka, Atka, and Amchitka Islands, Aleutian chain; 



Bering Island; USNM 40932). 

 stejnegeri, Strombella callorhina 1884, PUSNM, vol. 7, no. 442, p. 



346, pi. 2, fig. 5 (Bering Island [Alaska]; USNM 40935); [as 



Volutopsius stejnegeri] 1921, USNMB 112, p. 90, pi. 8, fig. 9. 



stellatum, Fulgur 1890, TWFIS, vol. 3, pt. 1, p. 114, pi. 4, fig. 9 

 (Miocene, Ballast Point, Tampa Bay, Florida); 1905, Schuchert, 

 Dall et al, USNMB 53, pt. 1, p. 276 (USNM 112076); [as 

 Busycon steUatum] 1915, USNMB 90, p. 67, pi. 10, figs. 7, 9. 



Stellaxis 1892, TWFIS, vol. 3, pt. 2, p. 323. Type-species by original 

 designation: Solarii(m alveatum Conrad. 



stemma, Astyris 1927, PUSNM, vol. 70, art. 18, no. 2667, pp. 4, 53 

 (offFernandina [Florida]; USNM 108003). 



Slemmodiscus 1920, JWAS, vol. 10, no. 5, p. 120. Type-species by 

 original designation: Naesiotus snodgrassi Dall. 



sienogyra Dall and Bartsch, Turbonilla (Careliopsis) 1909, 

 USNMB 68, p. 130, pi. 12, figs. 1, la (San Hipolito Point, Lower 

 California; USNM 162699). 



Sienolena Dall, Bartsch and Rehder, 1938, BBPBM 153, p. 60. 

 Type-species by original designation: Steuolena haivaiensis Dall, 

 Bartsch and Rehder. 



Stenoplax 'Carpenter' Dall, 1879, SREA, art. 4, p. 78; 1879, 

 PUSNM, vol. 1, no. 48, p. 296. Type-species by original designa- 

 tion: Steyioplax limaciformis (Sowerby). 



