316 ME. s. s. BrcKMAX 01^ [vol. Ixxiii, 



The details so given refer to the holotype, or, in default, to the 

 lectotype only. Plate or page quoted without reference refers to 

 the present paper. 



Acanthopleurocej^as rursicosta. 



T.d. P. 286. 



T./. PL XXVI, fig. 4. 



T.l. Leckhampton, Cheltenham (Gloucestershire). 



Hor. Middle Lias clays. 



Date, Hwiccian-Wessexian. 



Coll. Author. 



Form. 360, 28, 20, 48. 



Arietites turgescens. 



T.d. P. 296. 



T.f. PL XXIX, fig. 2 ; PL XXXI, fig. 5. 



T.l. Barrow Gurney (Sonierset). 



Hor. Barrow Beds of Lower Lias. 



Bate, [Mercian, post-htrneri]. 



Coll. Author. Ko. 833. 



Form. 171, 33, 32, 45. 



Aniioceras anageneticum. 



T.d. P. 300. 



T.f. PL XXX, fig. 3. 



T.l. Lyme Regis (Dorset). 



Hor. Lias Limestones. 



Date, [Lymian. Aniioceras ?;]. 



Coll. Author, No. 728. 



Form. 42, 27, 20(24), 51. 



Arnioceras flavum. 



T.d. P. 298. 



T.f. PL XXXI, fig. 2. 



T.L Lyme Regis (Dorset). 



Hor. Lias Limestones. 



Date, [Lymian, Arnioceras rf]. 



Coll. Author. 



Foi-m. 25, 27, 20, 51. 



Arnioceras fortunatum. 



T.d. P. 301. 



T.f. PL XXXI, fig. 4. 



T.L Paulton, Eadstock (Somerset). 



Hor. Lower Lias [phosphatic bed], 



Date, Lymian, Arnioceras n. 



Coll. Author. No. 936. 



Form. 80, 23, 16(18), 57. 



De-roceras bispinigerum. 



T.d. S. S. Buckman, Q. J. G. S. vol. lix (1903) p. 460. 



T.f. I5ic?. PL xxvii, figs. 5 & 6. 



Nam. P. 302. 



T.L [Charmouth], Lyme Regis (Dorset). 



Hor. Lias with pyrites. 



Date, Raasayan, bispinigerum. i]. 



Coll. Author, No. 591. 



Form. 55, 28, 35, 50. 



