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[[circled in margin]] 12 [[/circled in margin]]

May 22

340a 6639 - Bellula zone Qy 100 yds E of bridge over Cedar R on Urbana - Shellsburg road.

344b=6640 Independencis zone
344b(1)=6640a Lower Rensselandia
344b(2)=6640b Up. Profundum zone

Qy on W side of small creek center W side SE 1/4 21-88N-8W, about 2 miles NW of Quasqueton, Buchanan Co., Iowa

10-20 of Independencis zone in lower part and about 20' of Profundum zone. Latter well exposed. Rensselandia appears with Cystiphyllum just above the Independencis zone.

335f=6641 Road cut NW 1/4 28-88N-8W, Liberty Tp., 0.15 mile west of bridge over Pine Creek.
f(1)= 6641 - Independensis
f(2)= 6641a - Profundum
About 5' of upper independencis zone and about 10' of profundum zone. Rensselandia low, just above indep. zone. Hypothyridina about 4' [[insertion]] below [[/insertion]] Profunda zone