106 GASTEROPODA. 



Loxonema roemeri, Kaysei-, G. F. Whidbonie, Devouiau Fauna 

 S. Eng. (1891), pi. xvii, f. 19, p. 172. Devonian; Lummaton. 

 Presented by the Rev. G. F. Whidborne, M.A. 



Maclurea macromphala, v. Ophileta macromphala. 



Maclurea magna, Leseur, F. McCoy, Biit. Palseoz. Foss. (1852), 

 pi. i L, f. 13, 14, p. 300. Loiuer Bala; Aldons, Girvan. 



Macrochilina brevispirata (McCoy). Macrochilus brevispi- 

 ratus, F. McCoy, A. M. N. H. ser. 2, xii (1853), p. 193, and 

 Contrib. Brit. Pal. (1854), p. 262, and Brit. Palseoz. Foss. 

 (1855), pi. iii H, f. 7, 8, p. 547. Garboniferom Limestone; 

 fig. 7 from Lowick, fig. 8 from Derbyshire. 



M. elevata, G. F. Whidborne, Devonian Fauna S. Eng. (1891), 

 pi. xvii, f. 11, 11 a, p. 170. Devonian; Lummaton. Presented 

 by the Rev. G. F. Whidborne, M.A. 



M. limnseiforme (McCoy). Macrochilus limanfonnis, F. McCoy, 

 A. M. N. H. ser. 2, xii (1853), p. 193, and Contrib. Brit. Pal. 

 (1854), p. 261, and Brit. Pateoz. Foss. (1855), pi. iii I, f: 40, 

 p. 548. Carboniferous Limestone ; Lowick. 



M. pupa (Salter). Macrocheilus pupa, Salter, Cat. (1873), p. 156. 

 Wenlock Limestone; Dudley. Fletcher Collection. 



M.? spirata (McCoy). Macrochilus? spiratus (McCoy), F. McCoy, 

 Brit. Palseoz. Foss. (1855), pi. iii H, f. 1, 2, p. 549. Carboni- 

 ferous Limestone ; Lowick. 



M. subcostata (Schlotheim), G. F. Whidborne, Devonian Fauna 

 S. Eng. (1891), pi. xvi, f. 2, 2 a, p. 159. Devonian; Lummaton. 

 Presented by the Rev. G. F. Whidborne, M.A. 



M. subimbricata (d'Orbigny), G. F. Whidborne, Devonian Fauna 

 S. Eng. (1891), pi. xvii, f. 7, p. 166. Macrocheilus tumescens, 

 G. F. Whidborne, G. M. dec. 3, vi (1889), p. 30. Devonian; 

 Lummaton. Presented by the Rev. G. F. Whidborne, M.A. 



Macrochihis, v. Macrochilina. 



Mesochilotoma striata, H. G. Seeley, A. M. N. H. ser. 3, vii 

 (1861), p. 284. A. J. Jukes-Browne, Q. J. G. S. xxxiii (1877), 

 p. 496. Cambridge Greensand ; Cambridge. Presented by 

 J. Carter, Esq., F.G.S. 



Monodonta arata, J. Lycett, Supp. Mon. Moll. Gt. Ool. etc. 



