209 



Ft. In. 



32 — Thin limestone and shale. Dalmanella 2 4 



31 — Limestone. Very perfect specimens of Dalmanella (aa) 4 



30— Shale 1 8 



29 — Limestone. Rafinesquina (aa) 7 



28— Shale 8 



27— Sandstone 4 



26 — Shale with thin layers of limestone 6 3 



25 — Dark crystalline limestone. Few fossils 4 



24— Shale 5 4 



23 — Limestone. Crinoids. Bryozoa. Trilobites. Dalmanella 7 



22— Shale 2 6 



21 — Limestone. Fragments of Trilobites and Dalmanella 3 



20— Shale 7 



19 — Thin layers of limestone with intercalated shale 1 



18— Shale 7 



17 — Limestone. Fragments of Da/j/ia?u'//a, i?a/77je?(/*/ma and Bryozoa. . .. 3 



16— Shale 2 6 



15— Same as 13 6 



14-Shale 5 



13 - Compact Bryozoal limestone 3 to 5 



12 — Shale, with occasional layers of limestone containing stems of 



Bryozoa G 4 



11 — Limestone sjjotted with argillaceous material and containing large 



Bryozoa 3 



10— Shale with occasional thin lenticles of limestone 2 3 



9 — Thin layers of fine-grained compact limestone containing Dalma- 

 nella and Bryozoa 1 



8- Shale I 



7 — Limestone Avith argillaceous material in spots. Contains Dalma- 

 nella 5 



6— Shale 4 



5^Same as 3 10 



4— Shale 4 6 



3 — Dark blue crytalline limestone. Pl€ctamhoni(c.< and iJalmanella (aa) .. 6 



2 — Blue clay shale 6 



1 — Covered to river level 101 



Total section 389 



Along the road (not the pike) running over the hill back of Vevay most of 

 the rocks of section A are exposed together with all of the rocks represented by 

 No. 87 (covered) of that section. The latter are very important, inasmuch as 

 they include the greater part of the platystrophia beds, here ideally exposed for 

 the collection of fossils. In fact several hundred specimens of this species were 



