bobUST RATIONS: 
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PLATE I. Muricids of the Lower Bed Greensand Marls..........-........-----.----. 300 
II. Muricidze of the Lower Bed Greensand Marls-..-.......---.....---.-------- 302 
III. Muricidx of the Lower Bed Greensand Marls-.-.-......-..---..-.....------ 304 
IV. Muricidxw of the Lower Bed Greensand Marls.....................-----..-- 306 
V. Muricide and Fasciolariidw of the Lower Greensand Marls .........--.-.-- 308 
VI. Fuside and Fasciolariidx of the Lower Greensand Marls. ...-.....-...----- 310 
VII. Fasciolariide of the Lower Greensand Marls...............-.2...----.-0--- 312 
VIII. Fasciolariidw of the Lower Greensand Marls..............--......------.- 314 
IX. Fasciolariidw, Tritonide and Turbinellide of the Lower Greensand Marls.. 316 
X. Volutids of the Lower Greensand Marls...-....---...-... 2.22222. -c000-- 318 
XI. Volutid# and Mitridw of the Lower Greensand Marls ...............-..-. .- 320 
XII. Cancellariidz of the Lower Greensand Marls...............-...-.-.---..--- 322 
XIII. Pleurotomid and Strombidw of the Lower Greensand Marls......._-.._..- 324 
XIV. Strombidx of the Lower Greensand Marls ...-.........-.----.------ .e---.- 326 
XV. Cypridx, Doliidw, and Naticidxw of the Lower Greensand Marls ...... _..- 328 
XVI. Naticidx of the Lower Greensand Marls ....-.....-...---. sexe Seca. wee, = 330 
XVII. Trochidx, Onustidie and Littorinidwe of the Lower Greensand Marls.. ...__. 332 
XVIII. Scalariide, Turritellidw, and Vermetid of the Lower Greensand Marls.--- 334 
XIX. Eulimide, Pyramidellidw, Patellide, and Tornatellid:e of the Lower Green- 
SALOMATIN Soom eet ee See ae eats ass 5 en cai aa aens we cores oe 336 
XX. Tornatellidw, Cylichnidw, Bullidw, and Dentaliid:e of the Lower Greensand 
iM UTP) 26 es ae OI CROC GS IRR SED ree e ie = eee ae 338 
XXI. Muricieéx, Volutidw, and Naticidm of the Middle Bed Greensand Marls .-... 340 
XXII. Sealariidx and Pleurotomariid of the Middle Bed Greensand Marls..-.---. -- 342 
XXIII. Turbinellidw, Volutidswe, Plearotomide, Strombide, Turritellidee, Plenroto- 
mariid, and Bullidw from the base of the Upper Bed Greensand Marls. 344 
XXIV. Muricide, Tritonide, Purpuride, and Fuside of the Eocene layers of the 
Wpper Bed) Greensande Manse 22-32. o:cdenmamas sss ses sce eseeost sens 0 346 
XXV. Fusidw of the Eocene layers, Upper Bed Greensand Marl3 .--...---. .--.---- 3438 
XXVI. Fusidw and Fasciolariide of tle Eocene layers of the Upper Bed Greensand 
[NP ee I SIS So SAE Be Ga SS SM Ae a a 350 
XXVII. Fasciolariide of the Eocene layers of the Upper Bed Greensand Marls ---. -- 352 
XXVIII. Fasciolariide of the Eocene layers of the Upper Bed Greensand Marls.-.--. 354 
XXIX. Turbinellidse of the Eocene layers of the Upper Bed Greensand Marls..----. 356 
XXX. Volutida of the Eocene layers of the Upper Bed Greensand Marls......----- 358 
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