u 
TABLE OF THE PLATES, 
MOLLUSCA. Vol. III. Page 
Tlate 4. bis. Fig. 1 . — Miliola saxorum, Ency. Meth.* . . .19 
Fig. 2 . — Melonia spherica, Ency. Meth. . .19 
Fig. 3 . — Melonia spheroipia, Ency. Meth. . . 19 
Fig. 4 . — Orbiculina nunismaljs, Ency. Meth. . . 18 
Fig. 5 . — Placentula fulvinata, Ency- Meth. . . 18 
Fig. 6 . — Vorticialis craticulata, Ency. Meth. . . 18 
Fig. 7 . — Lenticulina rotulata Ann. of the F. Museum . 18 
Fig. 8 . — Polystome^la planulata, Ficht. . . 18 
Plate 4. ter. Fig. 1 .-—Nummulites lenticularis ; Nautilus lenticularis . 17 
Fig. 2 . — Miliola trigonula, Ency. Meth.f . . 19 
Fig. 3 .— Bacculites gig as . . .16 
Fig. 3. a . — Portion of a Bacculites . . .16 
Fig. 4 . — Turrilites costulata, Bl. . . 16 
Fig. 5 .— Ammonites colubina, Bl. . . .16 
Fig. 6 . — Nautilus triangularis, Bl. . . 17 
Fig. 7 . — Nautilus umbilicatus, Bl. . . 17 
Fig. 8 . — Nautilus bisiphites, Bl. . . .18 
Fig. 9 .— -Orbulites crassa, Bl. . - .18 
Plate 5. Fig. 1 . — Ammonites interruptus, Def. A young individual . 16 
Fig. 1. a . — Front view . . .16 
Fig. 2 . — Ammonites Brogniartii, Sow. . . .16 
Fig. 2. a . — Front view . . .16 
Fig. 3. — Ammonites crassa, Def. . . .16 
Fig. 3. a . — Front view . . .16 
Fig. 4 . — Ammonites Deslonchampii, Def. . . .16 
Fig. 5 . — Ammonites Gervillii, Sow. . . 16 
Fig. 5. a . — Front view . . . . .16 
Plate 6. Fig. 1 . — Nodosaria Ferussacii . .18 
Fig. 2 . — Textularia pygm-ea . .19 
Fig. 3 . — Polymorphina digitata . . .19 
Fig. 4. — Triloculina difformis . . . 19 
Fig. 5 .— Triloculina tricarinata . . .19 
Fig. 6 . — Spiroloculina perforata . . .19 
Fig. 7 . — Spiroloculina depressa . . .19 
Figs. 8, 9 . — Articulina nitida . . .19 
Fig. 10 . — Quinqueloculina striata . . .19 
Fig. 11 . — Amphistegina Lessonii . . .19 
Fig. 12 . — Alveolina bulloides . . .19 
Plate 7. Fig. 1 . — Clio borealis, Lin. Cuv. . . * 20 
Fig. 2 . — Cymbulia Peronii, Cuv. . . .21 
Fig. 3 . — Pneumodermon diaphanum, Quoy and Gaym. . 21 
Fig. 4 . — Pneumodermon Peronii, Cuv. . . .21 
Fig. 5 . — Limacina helicina, Cuv. . . .21 
Fig. 6 . — Hyalea globulosa, Rang. . . 22 
Fig. 7 . — Hyalea trispinosa, Les. . . .22 
Fig. 8 . — Cleodora lanceolata, Les. ' . . 22 
Fig. 9. — Creseis virgula, Rang. . . .22 
Fig. 10 . — Cuvieria columnella, Rang. . . 22 
Fig. 11 . — Psyche globulosa, Rang. . . .22 
Fig. .12 . — Eurybia hemispherica, Rang. . . 22 
Fig. 13 . — Pyp.go ljevis, Def. Cuv. . . .22 
Plate 8. Fig. 1 .— Lenticulites planllap.is, Lam. . . 17 
* It belongs to the group of the Agathistegua of D’Orbigny. 
f This belongs to genus Agathistegua of D’Orbigny. 
