Bulletins of American paleontology . 3. View looking down on teeth, X 3. 4,5. SpecimenA606e. PRI 27668. Pyramid and tooth of lantern, mm, width at apex 8 mm. 4. Outer view, X 3. 5. Innerview, X Recent. 6-12. Echinometra viridis A. Agassiz 310 6-9. Specimen A611a. PRI 27669. Length 18 mm, width , height mm. 6-8. Abactinal, actinal, and ambitalaspects, X 7. View at ambitus showing disposition ofpore-pairs, X 10-12. Specimen A611b. PRI 27670. mm, width 15 mm, height 8 mm. Abactinal, actinal andambital aspects, X Recent. 360 Bulletin 252 Exp
Bulletins of American paleontology . 3. View looking down on teeth, X 3. 4,5. SpecimenA606e. PRI 27668. Pyramid and tooth of lantern, mm, width at apex 8 mm. 4. Outer view, X 3. 5. Innerview, X Recent. 6-12. Echinometra viridis A. Agassiz 310 6-9. Specimen A611a. PRI 27669. Length 18 mm, width , height mm. 6-8. Abactinal, actinal, and ambitalaspects, X 7. View at ambitus showing disposition ofpore-pairs, X 10-12. Specimen A611b. PRI 27670. mm, width 15 mm, height 8 mm. Abactinal, actinal andambital aspects, X Recent. 360 Bulletin 252 Explanation of Plate 18 Figure Page 14. Encope emarginata (Leske) 313 1,2. Specimen 1596a. PRI 27671. Length 94 mm, estimatedwidth 103 mm. 1. Abactinal aspect, reconstructed, X Actinal aspect, X Lower Mare Formation. 3,4. Speci-men J596a. PRI 27672. Fragment, 47 mm X 35 mm, show-ing anterior (?) lunule. 3. Abactinal aspect, X aspect, X Lower Mare Formation. Bull. Amer. Paleont., Vol. 56 Plate 18 y fe.
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Keywords: ., bookcentury1800, bookdecade1890, bookidbulletinsofa, bookyear1895
