. 
NO. 12 
U.O. 
2207-2. 
2210. 
2211. 
2211-2. 
2215. 
2215-1. 
2216. 
2216-1. 
2216-2. 
2218. 
2218-2. 
2210. 
2210-1. 
2228) 
2223-2. 
2225. 
613. 
614. 
633? 
PERMIAN BRACHIOPODS FROM OREGON—COOPER 7 
Same. 
Anidanthus minor Cooper 
Small limestone outcrop due west from Iron Mountain, and just west of 
the road, and N.15° W. of Christenson Brothers ranch, SE} sec. 35, 
T. 17 S., R. 25 E. (not shown on map). 
Spiriferella draschei (Toula) 
Small outcrop right behind Suplee, just due south of the Mesozoic rim, 
NE3 sec. 35, T. 17 S., R. 25 E. (not shown on map). 
On rim in limestone lens on central-north edge sec. 35 (not shown 
on map). 
Alexenia? occidentalis Cooper 
Large limestone knob on the south side of Grindstone Creek, SW4 sec. 
ger ARs hiss Sp ks 2 Js 
Same as above. 
Anidanthus minor Cooper 
“Petrified snake locality,” ledge of crinoidal limestone on second ridge 
south of Clark’s place, SE} sec. 33, T. 17 S., R. 25 E. (not shown on 
map). 
Same. 
Anidanthus minor Cooper Probolionia posteroreticulata 
Kochiproductus transversus Cooper 
Cooper 
Same. 
Dielasma brevicostatum 
Cooper 
Grindstone-Twelvemile Creeks area. 
Same. 
Punctospirifer sp. 1 
Same as 2218. 
Same. 
Pseudomartinia aff. P. semi- 
globosa (Tschernyschew) 
Small limestone outcrop near the south edge, center sec. 5, T. 19 S., 
R. 25 E., and just north of Twelvemile Creek and the road = S2o. 
Float from SW cor. sec. 5 and on small hill just north of the dam. 
Rostranteris sulcatum Cooper 
Same as 2218. 
Pseudomartima aff. P. semi- 
globosa (Tschernyschew) 
Permian, Grindstone-Twelvemile Creeks area. 
Rhynchopora magna Cooper 
Permian, Grindstone-Twelvemile Creeks area. 
Alexenia? occidentalis Cooper Spiriferella draschei (Toula) 
Kochiproductus cf. K. 
porrectus (Kutorga) 
Permian, Grindstone-Twelvemile Creeks area. 
Squamularia rostarta 
(Kutorga) 
