26' 



Gyra. 



Gyracanthus magnificus, Dawson, Acad. GeoL, 1868, p. 



310, fig. 55 a; 



''^' * Fig. 55a. — Sjpme — Gyracanthus magnijicus, N,S., reduced, a magllificent 



fish spine, 

 ?'^ t w e n t y - 1 w o 

 V/^ (22) inches 

 long, (fig. re- 

 duced to y) found by Mr. Barnes, in the Cape Breton (Sydney) 

 Coal Measures. — XIII, 

 Gyroceras burlingtonensis. Owen, Geo]. Wis., 1852, pi. 



'I^cii^^ ^';, Acad.^eoi' /S6^, 



G^:bivrt^TLS,i,j(i 



