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CONTENTS 
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aE ON Sr Fou 2h als'es2's os S's Sis) a4 6.82% Boom oyethensn alle & Seatac aker ae RE I 
Wescription or Coyote. Butte) formations «<ciacc«.dscaewian ae cee eee 2 
Localities from which brachiopods were collected...............0000008% 4 
Beeeciation .o1 the Permian: of OLegotis ws «cfc <Ssmis sletoaia oie ohemersa ee 13 
IBISCLISSIOMN Oe Le SPECIES ® sire. crotstesesz.e alors 0 taser col hse Se oe ee 14 
Correlation of the Oregon fauna with Permian faunas of North America. 17 
Reni e Sie WN OLAELAITIS): 5 3. ch</6:cveid o's <8) a:5i6,0.creybiain aim ayn era lace he uae iim eaaaalls 17 
BRR EIS Me CUILIETNNIAS "f5 or-c.0'e)'o' sb: leas, « «era tee aohan alniaan es ane ee EERE 18 
Correlation of the Oregon fauna with the Permian fauna of Russia... 19 
PRES OTIOMy tater SDECIES): misveitvols-ayeversiieis wiesalorsors axetesoansie el ato aie mol acet arsenite 20 
MAIO che mya o 1a oie ah wn: asd-myapales eeyahstns dyn, 6 ia Meenas 4 app abalaoya abel ahsiaie caley  Sebenahene 68 
BERT helt. t1 OMMmOtanD ALES astro u,cpste eierstyacte Ss, aieuyaelas ible oinicerduieters eee ihereteians : 71 
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