468 Canadian Record of Science. 



Plate II. 

 Fig. 1. — Bradoria scrutator —a, left valve, side view — h, transverse 



section — c. longitudinal section. All mag. f, U. E. See p. 452. 

 Fig. 2. — Bradoria vigilans — a, right valve, side view— 6, outline from 



front — c, outline from the hinge. All mag. ^, U. E. N.B. — The 



ocular tubercle is too near the hinge line in figs. 2 h and 2 a. 



See p. 454. 

 Fig. 3. — Bradoria rugidosa — a, right valve, side view — h, outline from 



front — c, out line from hinge line. All mag. f — d, part of the 



shell farther enlarged {-^-) to show sculpture, U. E. See p. 456. 

 Fig. 4. — Bradoria (?) ornata, n. sp. — a, right valve, side view — h, out- 

 line from the front— c, outline from the hinge. All mag. ^, L.E. 



See p. 456. 

 Fig. 5. — Escasona rutellum, n. sp. — a, right (?) valve, side view — b, 



same front view — c, same, from the hinge. All mag. -f-, U. E. 



See p. 458. 

 Fig. 6. — E-icasona (?) vetus, n. sp. — a, right (?) valve — b, same from the 



hinge. Both mag. -f-, L. E. See p. 458. 

 Fig. 7. — Escasona (??) ingens, n. sp. — a, left (?) valve — b, same from the 



front — c, same from the hinge. All mag. f -. Coldbrook terrane. 



Seep. 459. 

 Fig. 8. — Indiana ovalis n. sp. — a, rignt valve, side view — b, same from 



the front— c, same from the hinge. All mag. -f-, L. E. See p. 461. 

 Fig. 9. — /. ovalis mut. 2'>'''inia, n. mvit. — «, right valve, side view— &, 



same from the front — c, same from the hinge. All mag. y- Cold- 

 brook terrane. vSee p. 462. 

 Fig. 10. — Indiana lippa, n. sp. — «, carapace, right side — b, same from 



the hinge — c, same from the front — d, same from behind. All 



mag. -t-, U. E. Seep. 463. 

 Fig. 11. — Schmidtella (?) pervetus — a, right (?) valve, side view — 



transverse section — c, longitudinal section. All mag. |, U. E. 



See 'p. 464. 

 Fig. 12. — Schmidtella acuta — a, right (?) valve, side view — b, trans- 

 erse section — c, longitudinal section. All mag. |, U. E. See p. 



465. 



