Recco SoFSoDsh8 between SoDak 63+65 - on "Colqte" problem. Loc. 280 "Colqte" in road bed of county road about middle N line sec 1, T16N, R23E, Dewey Co., 3 miles S and 1.5 miles W of Rt8-63 intersection Contacts Tzurvediz, Mzchr? well defined Ophiomorpha here but not common other burrows, also interference ripple mbs. Szmpld. Readings on joint sets - may hzue (lift or no surf.) joints short & curved A N50W N53W N26W B N-S N7°E C N88W Seems to be zu & along the lease cutting obliquely across road. Roughly, N 75 W edges not well defined. Major ripple set ridges strike ± N 38 W crossed by tube fillings // surf. Loc. 281 Road cut through base of butte NE of Lutz Farm, and associated buttes, just E creek along county rd in NW cor sec 15 and SW cor sec 10, T16N, R,23E. (Joint Readings on butte S of road) South end butte North end shore road A. N. 72 W N 54° E B N. 08 E N 80 W C N 78 E N 67 W 33