ZOOLOGICAL TAXA OF WILLIAM HEALEY DALL 195 



mncilenta. Tellina (Angulus) 1900. TWFIS, vol. 8. pt. 5, p. 1034, pi. 



46, fig. 20 (Miocene, Natural Well. Duplin County, North 



Carolina); 1905, Schuchert, Dall et al, USNMB 53, pt. 1, p. 645 



(USNM 115045). 

 mar/rti/ii, Boreotroplion 1902, PUSNM, vol. 24, no. 1264, p. 538 (off 



coast of Greenland; USNM 126974); [as Neptiniea (Trophouop- 



.s/.sj maclaiiii] 1925, PUSNM, vol. 66, art. 17, no. 2554, p. 22, pi. 



21, fig. 11. 

 macneilii, Tellina (Angulus) 1900. PUSNM, vol. 23, no. 1210, pp. 



303, 318, pi. 3, fig. 7 (Guaymas, Mexico; USNM 120660). 

 macouni Dall and Bartsch, Boreotroplion 1910, MCDM 14-N, p. 12, 



pi. 1, fig. 7 (Barkley Sound, Vancouver Island, British Columbia). 

 macouni Dall and Bartsch, Turbonilla (Pyrgolampros) 1910, 



MCDM 14-N, p. 15, pi. 1, fig. 9 (Barkley Sound, Vancouver 



Island, British Columbia; USNM 211538; CGSM). 

 macra Dall and Bartsch, Turbonilla (Pyrgiscus) 1909, USNMB 68, 



p. 91, pi. 8, figs. 10, 10a (Point Abreojos, Lower California; 



USNM 162632). 

 Macridiscus 1902, PUSNM, vol. 26, no. 1312, p. 359. Type-species 



by original designation: Venus aeqiiilatera Sowerby. 

 Macrochasma 1915, PUSNM, vol. 48, no. 2079, p. 439. Type-species 



by original designation: Fissurella o-euiilata Sowerby. 

 Mactroderma 1894, N, vol. 8, no. 4, p. 39. Type-species by original 



designation: Mactva (Mactvodei-ma) relata Philippi. 

 mactroides^ Poromya (Dermatomya) 1889, BMCZ, vol. 18, p. 448 



(off coast of Ecuador); 1890, PUSNM, vol. 12, no. 773, p. 291, pi. 



8, fig. 8. 

 Mactrotoma 1894, N, vol. 8, no. 3, p. 26. Type-species by orignial 



designation: Mact)-a (Mact)-otonia) fixigilis Gmelin. 

 maculata, Margarita 1881, BMCZ, vol. 9, no. 2, p. 43 (BLAKE sta. 2 



[N of Havana, Cuba]) [see lacunella]. 

 Maculopeplum 1906, N, vol. 19, no. 12, p. 143. Type-species by 



original designation: Voliita jiiiioiiia Lamarck. 

 maculosa, Ervilia 1896, N, vol. 10, no. 3, p. 26 (off Cape Lookout, 



North Carolina). 

 Maculotriton 1904, SMC, vol. 47, no. 1475, p. 136. Type-species by 



original designation: T)-it(>)i bi-acteafiis Hinds. 

 magdalena, ISuttallina 1919, PUSNM, vol. 55, no. 2283, p. 502 



(Magdalena Bay, Lower California; USNM 217924). 

 magdalena, Pachypoma 1910, N, vol. 23, no. 11, p. 135 (USFC sta. 



2989, off Magdalena Bay, Lower California; USNM 111239). 

 magdalena, Phenacolepas 1918, PBSW, vol. 31, p. 6 (Magdalena 



Bav, Lower California; USNM 217907). 



