23. 
24. 
wa 
DSO CONTR OV 09 10 
REFERENCE TO THE PLATES. 135 
mary, or cardinal teeth ; d, lateral 
or remote teeth ; e e, a crenulated 
margin ; ff, sides; g g, muscular 
impressions ; h, pallial, or mantle 
impression, 
A hinge, whieh consists of nu- 
merous teeth, as in the genus 
Area, &c.; 0, the umbo; c, mus- 
cular impression. It is by these, 
called the adductor muscles, that 
the animal opens and closes its 
shell. 
An inequivalve shell of the genus 
Terebratula. 
. Valve of a Panopza, exhibiting an 
erect tooth, a. 
PLATE II. 
- Baculites Faujasii. 
Ammonoceras glossoidea. 
Turrilites tuberculatus. 
Hamites annulatus. 
. Orbulites striatus. 
Nummularia levigata. 
Do. internal structure. 
. Bellerophon Cornu — Arietis. 
- Vorticialis strigilata. 
. Siderolites calcitrapoides. 
- Discorbis vescicularis. 
Triloculina communis, and 19. 
. Placentula astricans. 
- Bellerophon hiulcus. 
Polystomella crispa. 
. Rotalia trochidiformis. 
- Ammonites gigas. 
- Nummularia rotula. 
. Triloculina communis, and 12. 
- Biloculina apposita, and 28. 
- Quinquiloculina striatula, and 25, 
. Melonia spheroidea. 
. Scaphites equalis. 
. Gyrogona costata. 
- Quinqueloculina striatula, and 21. 
. Nautilus striatus. 
. Cristellaria squammula. 
Biloculina opposita, and 20. 
29. Orthocera simplex. 
. Lituola difformis. 
. Orbiculina uncinnata. 
. Conilites pyramidatus. 
. Spirolina stenostoma, and 35. 
- Renulina opercularis. 
. Aperture of spirolina stenostoma. 
. Hippurites infundibuliforme. 
- Orthocera cordiformis. 
H Baga oe Corraloides. 
0. do. 
. Conularia teres, 
Belemnites mucronatus. 
. Belemnites abbreviatus. 
. Clavulina corrugata. 
. Aperture of do. 
: aie rarispina. 
ry) do. 
J Beloptera anomala. 
PLATE Iii. 
. Ammonites funatus. 
. Cristellaria acuturicularis. 
Melonites spheroidea. Internal 
structure. 
. Lituola deformis. 
. Orbiculina angulata. 
. Do. internal structure. 
Siderolites calcitrapoides, internal 
structure, 
. Nodosaria clavatus, internal struc- 
ture. 
9. Vorticialis marginata. 
10. Oliva Salisburniana. 
11 
12 
. 
So NOP Ghee 
. Cristellaria plumula. 
. Rotalites trochiformis, internal 
structure. 
13. Conus Scabriusculus. 
14. Goniatites sphericus. 
15. Terebellum fusiforme. 
16. Terebellum convolvulus. 
7 Do. do. 
18. Conus antediluvianus. 
19. Marginella quadruplicata. 
20. Strombus levus. 
21. Cassis bicarinatus. 
22. Rostellaria macroptera. 
23. Eburna glabrata. 
24, Mitra Dufrensii. 
25. Voluta lyra. 
26. Rostellaria lucida. 
27. Murex rugosus ? 
28. Ancillaria subulata. 
29. Bucecinum prismaticum. 
30. Murex tubifer. 
31. Colombella nebulosa: 
32. Cassidaria carinatus. 
33. Mitra plicatula. 
34, Ranella Bartonensis. 
PLATE IV. 
1, Cerithium pyramidalis. 
2. Paludina Desnayarsii. 
3. Infundibulum rectum. 
4, Pleurotoma priscus. 
5. Helix Turtonensis. 
6. Solarium plicatum. 
ie Do. do. 
8. Sipho clathrata. 
9, Calpurna Leathesi. 
10. Pileolus plicatus, and 33. 
11. Bulla attenuata. 
12. Bulinus costellatus. 
13. Lymnza pyramidatus. 
14. Ancylus elegans. 
15. Melanopsis carinata. 
16. Rissoa acuta. 
17. Patella striata. 
18 and 24. Fissurella Greea. 
19. Dolium nodosum. 
20. Emarginula tricarinata. 
21. Pileopsis vetusta. 
22. Volvaria acutiscula, 
