Haynes: Fauna of the Upper Devonian in Montana. 25 

 Faunal List of the Three Forks Formation. 



L. M. U 



Brachiopoda. 

 Atremata. 



Lingula hubbardi sp. nov 



L. alba-pinensis? Walcott 



L. cf. lana Hall 



L. sp. nov. ? 



Neotremata. 



Orbiculoidea lodiensis (Vanuxem) 



Orbiculoidea sp.? 



Telotremata. 



Spirifer raymondi sp. nov 



S. whitneyi Hall 



5. whitneyi var. monticola var. nov 



5. whitneyi var. animasensis (Girty) 



S. whitneyi var. gallatinensis var. nov 



5. cf. cuspidatiis Meek 



S. cf. newberryi Hall 



S. cf. subequaiis Hall 



Syringothyris carteri Hall 



Atnbocoelia gregaria Hall 



Leiorhynchus dunbarense sp. nov 



L. madisonense sp. nov 



L. madisonense var. gibbosum var. nov 



L. utahense var. ventricosiim var. nov 



L. jeffersonense sp. nov 



L. mesacostale? Hall 



L. cf. laiira (Billings) 



Camay otoechia contractu Hall 



C. metallica? (White)? 



Cleiothyridina devonica Raymond 



C. sublamellosa? 



Meristella harrisi Hall 



Protremata. 



Schizophoria slriatula var. ausiralis Kindle 



Rhipidomella vanuxemi Hall 



Schucherlella chemungensis var. arctostriata (Hall) 



5. crenistria (Phillips?) 



5. inflata (White & Whitfield) 



Productella coloradensis Kindle 



P. coloradensis var. plicata Kindle 



P. laminata Kindle 



P. spinigera Kindle 



P. cf. depressa Kindle 



P. cf. hirsuta Hall 



P. cf. hirsidiformis? Walcott 



P. cf. subaciileata Walcott 



P. subalata? Hall 



P. cf. arctirostrata Hall 



