PLATE XIII. 



FIG. 1. Bradoria scrutatoi a, left valve, side view b, transverse section c, longitu- 

 dinal section. All Mag. f . Assise E 3 e and /, Dugald brook, Escasonie, 

 N. S. See p. 163. 



FIG. 2. Bradoria vigilansu, right valve, side view b, outline from front c, outline 

 from the hinge. All Mag. f , Assise E 3 e. Dugald brook, Escasonie, N. S. 

 N.B. The ocular tubercle is too near the hinge line in figs. 2 b and 2 a. 

 See p. 164. 



FIG. 3. Bradoria rugulosa a, right valve, side view b, outline from front c, outline 

 from hinge line. All Mag. f d, part of the shell further enlarged (^) to show 

 sculpture. Assise E 3 e. Dugald brook, Escasonie, N. S. See p. 166. 



FIG. 4. Bradoria ? ornatn, n. sp. a, right valve, side view b, outline from the front 

 c, outline from' the hinge. All Mag. . Assise E. 1 c. Dugald brook, Esca- 

 sonie, N. S. See p. 166. 



FIG. 5. Escasona rutcllum, n. sp. a, right (?) valve, side view b, same front view c, 

 same from the hinge. All Mag. f. Assise E. 3/. Gillis Indian brook, 

 Escasonie, N. S. See p. 167. 



FIG. 6. Escasona ? vetus, n. sp. a, right (?) valve b, same from the hinge. Both Mag. 

 f-. Assise E. 1 d. Dugald brook, Escasonie, N. S. See p. 168. 



FIG. 7. Escasona (??) ingens, n. sp. a, left (?) valve b, same from the front c, same 

 from the hinge. All Mag. ^. Coldbrook terrane. See p. 168. 



FIG. 8. Indiana ovalis, n. sp. a, right valve, side view 6, same from the front c, 

 same from the hinge. All Mag. ^. Assises E. 1. c and 3 e. Dugald brook, 

 Escasonie, N. S. See p. 170. 



FIG. 9. I. ovalis mutprima, n. mut. , right valve, side view b, same from the front 

 c, bame from the hinge. All Mag. f . Coldbrook terrane. See p. 171. 



FIG. 10. Indiana lippa, n. sp. a, carapace, right side b, same from the hinge c, same 

 from the front d,, same from behind. All Mag. f . Assise E. 3 /. Dugald 

 brook, Escasonie, N. S. See p. 171. 



FIG. 11. Schmidtella (?) pcrvctus a, right. (?) valve, side view b, transverse section c, 

 longitudinal section. All Mag. f . Assise E. 3 e. Dugald brook, Escasonie, 

 N. S. See p. 172. 



FIG. 12. Schimdtella acuta a, right (?) valve, side view b, ti-ansverse section c, longitu- 

 dinal section. All Mag. \. Assise E. 3 e. Dugald brook, Escasonie, N. S. 

 See p. 173. 



