213 



Ft. In. 



51 — Blue fossiliferons limestone shale and arenaceons layers 6 



50 — Fine shale with layers of limestone, Hhi/nchotrema, HebertcUa, 



Monticulipora, Calt/mfnc, Rafinesquina 10 



49 — Same as 50. Strophomena, Streptrlasina, Fleciavibonites, Dalmanella, 



PkdjiMrophia laticoata, Amhonychia 8 



48— Probably shale and thin layers of limestone; covered by talus ... 22 

 47 — Heavy layers of limestone seen in the (re.s^ side of the south cut, at 



the top. 

 46 — Heavy layers of limestone seen in the east side of the south cut, at 

 the top. 



The lowest layers in the big cut (north cut) are 24 feet above 

 the top of No. 45 if the foot of the big cut be taken as 210 feet 

 al)ove the river. Part of the layers of No. 46 would therefore 

 be repeated in 45. Allowance is made for this fact. Nos. 46 



and 47 together 24 



45 — Shale. The top of No. 45 is at the culvert just north of the south 



cut 10 



44 — Several layers of limestone with Cyclomena, Ratinesquina, Cah/mene, 



etc 1 2 



43— Shaly limestone. Ciidonema 2 8 



42 — Limestone. Amhomjchia, Cijdonema, Rafincsquina, MonticiiHporu, 



Crinoids 2 



41 — Limestone and shale. Amhonychia 5 



40— Compact close-grained limestone. Rafmefquina 3 



39 — Limestone and shale. Zygospira, Amhonychia 2 4 



38 — Limestone. Rafinesquina edgewise (aaa) 4 



37 — Argillaceous compact limestone. Rafinesquina 6 ^ 



36 — Limestone. Bryozoa 6 



35— Shaly limestone 5 g 



34 — Limestone 8 



33 — Shaly limestone 2 8 



32 — Limestone. Rafinesquina, Calymene, HeberteUa (?), Gastropoda, 



Bryozoa 8 



31 --Shale, with occasional 2-inch to 3-inch layers of limestone 10 8 



30 — Limestone. Rafinesquina edgewise (aaa) 3 



29 — Shaly limestone. Rafinesquina ( aa ), MocUolopsis (aa), Zygo- 

 spira (aa) 6 9 



28-Similar to 26 4 



27 — Shaly limestone 1 4 



26 — Blue fine-grained limestone. Zyjjospira (aaa) 3 



25 — Shaly limestone. Rafinesquina, etc 13 



24 — Very compact fine-grained limestone ; no fossils 6 



23 — Shale and limestone, with excellently preserved specimens of Ra- 



finesquina (aa) 4 2 



