. Palæontology ... ta, 88. dentata, 18, 124. Gabbii, 52, , 17, 83, 170, 229. annulatus, 83. canaliculatus, 83. I VL ) .- ? ?/ ? [ ? ? boflrngj 91 i ? ? fi . , . IJTaM ? /....?/ 1 IJTIJ : ? - .7 Fjl i ; ?_??•>:, . fi r>1 ii lOTotgoJl .n (] ftxa ?? ; sr-. ? I HTJ I Fig- 1. Pig. 2. Fig. 3. Fig. 4. Fig. 5. Fig. 6. Fig. 7. Fig. 8. Fig. 9. 9 a Fig. 10. Fig. 11. Fig. 12. PLATE I. PAGE Cancer Brewerii. Natural size. 1 Triptera clavata. Two views, magnified to show front and lateral outlines. 1 Trophon ponderosum. Natural size. 2 Chrysodomus recurva. Natural size. 3 ? M
. Palæontology ... ta, 88. dentata, 18, 124. Gabbii, 52, , 17, 83, 170, 229. annulatus, 83. canaliculatus, 83. I VL ) .- ? ?/ ? [ ? ? boflrngj 91 i ? ? fi . , . IJTaM ? /....?/ 1 IJTIJ : ? - .7 Fjl i ; ?_??•>:, . fi r>1 ii lOTotgoJl .n (] ftxa ?? ; sr-. ? I HTJ I Fig- 1. Pig. 2. Fig. 3. Fig. 4. Fig. 5. Fig. 6. Fig. 7. Fig. 8. Fig. 9. 9 a Fig. 10. Fig. 11. Fig. 12. PLATE I. PAGE Cancer Brewerii. Natural size. 1 Triptera clavata. Two views, magnified to show front and lateral outlines. 1 Trophon ponderosum. Natural size. 2 Chrysodomus recurva. Natural size. 3 ? Metula KiSmondii. Natural size. 3 Clatella gravida. Natural size. 4 C. sinuata. Natural size. 5 Pleurotoma Carpenteriana. Natural size. 5 P. Trtoniana. Natural size. 6 Kestored outline of outer lip, from the lines of growth. P. (Surcula) perversa. Natural size. 6 S. Voyi. Natural size. 7 Clathttrella Mae-nified. 7 C%HW ipailjk dhtim^qct. ( Tertiary n.,riK; i. ?. :)» iitK Plwla. I [] I I ? • ! i! - , PLATE II. PAGE Fig. 13. Ranella Mathewsonii. Natural size. 8 Fig. 14. Cuma biplicata. Natural size. 9 Fig. 15. Ancillaria Fishii. Natural size. 9 Fig. 16. Columbella Richthofeni. Magnified. 10 Fig. 17. Neverita callosa. Natural size. 10View of the base. 17 a. Side view to show the form of the callus. 17 b. Top view. Fig. 18. Cancellaria (Euclia) tritonidea. Natural size. 11 Fig. 19. C. (E) Vetusta. 12 Magnified to nearly twice natural length. Fig. 20. Bittuim aspertjm. Magnified. 12 Fig. 21. Malania Taylori Natural size. 13 Fig. 22. Lithasia antiqua. Magnified. 13 Fig. 23. Littorina RGmondii. Magnified. 14 23, 23 a. Two extreme forms of a variable species. Fig 24. Turritella Hoffman nii Natural size. 14 Fig. 25. Trochita filosa. Natural size. 15 25 a. Side view. farov rf California, iPAiLdEo^iroiLO tJT. Troiiipalontology21869geol
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