220 NEW YORK STATE MUSEUM 



Beushausen.^ At all events the short obliquely cordate shell is 

 not familiar in Appalachian fauna of this age. 



Lozver Devonic. Edmunds Hill, Chapman Plantation, Me. 



Modiomorpha protea nov. 



Shell elongate, subrhomboidal, beaks anterior, posterior hinge not 

 elevated, crescence line high, relatively approximate to hinge. 

 Length and hight as four to three. Anterior margin broadly 

 rounded, not narrow, basal margin sloping gently downward to 

 near the umbonal ridge, thence bending up and back in a broad 





^' 



Modiomorpha protea 



angle; posterior hinge angle rounded. Umbonal ridge subangular, 

 sharply defined by the rapid slope of the surface toward the hinge, 

 but not elevated above the general convexity of the sides of the 

 valves. 



Anterior adductor scar with the little foot muscle scar well 

 defined. 



This species is somewhat variable in outline, some of the speci- 

 mens assigned thereto being considerably larger than others. This 



^op. cit. p. 24, pi. 2, fig. 8, 



