PART I 
CHAZYAN AND RELATED BRACHIOPODS—-COOPER 
ANNOTATED LIST OF GENERA AND SPECIES—Continued 
Species 
D. gibbosus (Billings) 
D. irregularis Cooper 
D. missouriensis Cooper 
D. oklahomensis Cooper 
D. ottawanus Wilson 
D. pervetus (Conrad) 
D. ? ponderosus Cooper 
D. regularis Cooper 
D. tennesseensis Cooper 
D. winchelli Cooper 
Doleroides sp. 1 
Dorytreta bella Cooper 
D. ovata Cooper 
D. ? reversa Cooper 
Drepanorhyncha ambigua 
(Hall) 
D. ottawaensis (Billings) 
Ectenoglossa ? lyelli Billings 
E. nympha (Billings) 
E. nymphoidea Cooper 
E. ? rubra Cooper 
E. ? sculpta Cooper 
Ectenoglossa sp.1 
Eichwaldia subtrigonalis 
Billings 
Elasmothyris conctnnula 
Cooper 
SPECIES 
Stage Formation 
Wilderness Decorah 
(Spechts Ferry), 
Plattin (Macy) 
Porterfield- Dryden 
Wilderness 
Wilderness Plattin (Macy), 
Zell 
Wilderness Bromide 
(Pooleville) 
Wilderness Chaumont, 
Platteville 
Wilderness Platteville 
(McGregor) 
Porterfield Botetourt, Effna 
Wilderness Wardell, Pierce, 
Dryden 
Wilderness Carters, Lebanon, 
Cane Creek 
Wilderness Decorah 
(Spechts Ferry) 
Wilderness Pierce 
Marmor McLish 
Marmor Lenoir 
Ashby Lincolnshire 
(Hogskin) 
Trenton Hull 
Wilderness Rockland 
Marmor Aylmer 
(Rockcliffe) 
Whiterock Table Head 
Porterfield Whitesburg, 
Paperville, 
Chatham Hill, 
Liberty Hall 
Wilderness Bays 
Wilderness Bromide 
(Pooleville) 
Whiterock Table Head 
Wilderness Rockland 
Porterfield Pratt Ferry 
Geographic 
location 
Minn., N. Y., 
Ontario, 
Mo. 
Tenn. 
Mo. 
Okla. 
Ontario, Wis. 
Ill., Wis. 
Was 
Tenn., Va. 
Ala., Tenn., 
IN: YY. 
Ontario 
Ontario 
Newfoundland 
Tenn., Va. 
Tenn. 
Okla. 
Newfoundland 
Ontario 
Ala. 
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985 
