NO. I2 PERMIAN BRACHIOPODS FROM OREGON—COOPER 5 
worthy aim in such a little-known region. Fortunately these speci- 
mens are few in number. 
UNIVERSITY OF OREGON NUMBERS 
U.O. 
2201. Large limestone butte immediately south of the SW cor. NWj sec. 6, 
T. 19 S., R. 25 E., approximately = S12. 
Echinoconchus inex pectatus 
Cooper 
2201-1. On the north side of the butte at the base. 
Anidanthus minor Cooper 
Dielasma rectimarginatum 
Cooper 
Echinoconchus inex pectatus 
Cooper 
Kochiproductus transversus 
Cooper 
Krotovia pustulata 
(Keyserling) 
Pseudomartinia aff. P. semiglobosa 
(Tschernyschew) 
Punctospirifer sp. 2 
Rhynchopora magna Cooper 
Squamularia rostrata (Kutorga) 
2201-2. Between 50 and 100 feet up the side of the butte. 
Anidanthus minor Cooper 
Avonia oregonensis Cooper 
Muirwoodia transversa Cooper 
2201-3. From the very top of the hill. 
Chonetes sp. 1 
Proboscidella? carinata Muir- 
Wood and Cooper 
Rostranteris sulcatum Cooper 
2201-4. Outcrop just north of the main point right in the NE cor. sec. 1= S12. 
Alexenia? occidentalis Cooper 
Probolionia posteroreticulata 
Cooper 
Rhynchopora sp. 
2202. 
Spiriferella draschei (Toula) 
Stenoscisma mutabile oregonense 
Cooper 
S. cf. S. plicatum (Kutorga) 
“Triangulation Hill,” a larger hill 2,800 feet from the SE cor. sec. 30, 
T. 18 S., R. 25 E., on section line fence = S87. 
Echinoconchus inex pectatus 
Cooper 
2202-1. Locality at the top of the hill. 
Stenoscisma cf. S. plicatum 
(Kutorga) 
2202-2, Ledge on south side of hill. 
Alexenia? occidentalis Cooper 
Antiquatonia sulcata Cooper 
Avonia oregonensis Cooper 
Chonetes sp. 1 
Dielasma brevicostatum Cooper 
Kochiproductus cf. K. 
porrectus (Kutorga) 
Marginifera? costellata 
Cooper 
Kochiproductus cf. K. porrectus 
(Kutorga) 
Muirwoodia transversa Cooper 
Neospirifer sp. I 
Probolionia posteroreticulata 
Cooper 
Pseudomartinia aff. P. 
semiglobosa (Tschernyschew) 
Rhynchopora magna Cooper 
Spiriferella draschei (Toula) 
Stenoscisma cf, S. plicatum 
(Kutorga) 
