54 



Heliophyllum corniculum (Lesueur).. 



Heliophyllum exiguum Billings 



Heliophyllum halli Edwards and 

 Haime 



Michelinia convexa d'Orbigny 



Michclinia favositoidea Billings 



Romingeria umbellifera (Billings).. . . 



Snathophyllum arundinaccuin (Bill- 

 ings) _ 



Snathophyllum simcoense (Billings).. 



Snathophyllum stramineum (Billings) 



Syringopora hisingeri Billings 



Syringopora maclurei Billings 



Syringopora nobilis Billings 



Syringopora perelegans Billings 



Zaphrentis gigantea Leseuur 



Zaphrentis prolifica Billings 



Bryozoa 



Coscinium striatum Hall and Simpson 



Fenestella parallela Hall 



Fenestella sp 



Fistulipora subcava (Hall) 



Reteporidra perundata (Hall) 



Unitrypa pernodosa (Hall) 



Brachiopods 



Amphigenia elongata Vanuxem 



Atrypa reticularis (Linnceus) 



Camarotoechia billingsi Hall 



Camarotoechia tethys (Billings) 



Centronella glansfagea Hall 



Chonetes mucronatus Hall 



Cyrtina hamiltonensis Hall 



Delthyris raricosta Conrad 



Eunella lincklseni Hall 



Leptsena rhomboidalis (Wilckens) 



Meristella doris Hall 



Meristella nasuta (Conrad) 



Metaplasia disparilis (Hall) 



Orthothetes pandora (Billings) 



Parazyga hirsuta Hall 



Pentamerella arata (Conrad) 



Reticularia fimbriata (Conrad) 



Hogan 

 Quarry. 



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