85 
Pleiiroplax {Pleurodiis) woocli^ Davis. 
Yoredale Rock. Leyburn. 
J. W. Davis. Trans : Roy : Dublin Soc : (1) Yol: 1 (1883), 
pi; lix., figs: 12, 13, 14, If), p. 458. 
Quart: Journ: Greol: Soc: Yol: XL. (1884), pi: xxvii., 
figs: 14, 15, 16, 17 (teeth: six specimens). 
Pcecilodiis Jonesii, Ag: (P. corriigatus, Davis), 
Yoredale Rocks. Leyburn. 
J. W. Davis. Trans: Ro}^: Dublin Soc: (2) Yol: 1., 
pL: liii., fig : 25, p. 444. 
Quart: Journ: Geol: Soc: Yol: XL. (1884), pi: xwii., 
fig: 21, p. 625 (tooth: imperfect). 
Polyrhizodus Colei, Davis. 
Yoredale Rocks. Levburn. 
t/ 
J. W. Davis. Quart: Journ: Geol: Soc: Yol: XL. (1884), 
pi : xxvii., fig : 13, p. 622 (tooth). 
Pridodiis f Pristicladodus) concinmis, Davis. 
Yoredale Rocks. Leyburn. 
J. W. Davis. Trans : Roy : Dublin Soc: (2), Yol: I. (1884), 
pi: xlix., fig: 23, p. 385. 
Quart: Journ: Geol: Soc: Yol: XL. (1884), pi: xxvi., 
fig : 15, p. 621 (tooth, imperfect). 
Pristodus falcatus, Ag : 
Garb: Limestone. Richmond. 
J. W. Davis. Trans : Roy : Dublin Soc : (2) Yol : I., pi: 
Ixi., fig : 17, p. 519 (tooth). 
Pristodus falcatus, Ag: 
Yoredale Rocks. Leyburn. 
J. W. Davis. Trans : Roy : Dublin Soc : (2) Yol : I., p] : 
Ixi., figs : 18, 19, 22, p. 519. 
Quart: Journ: Geol: Soc: Yol: XL. (1884), pi: xxvi., 
figs: 18, 19 (teeth : three specimens). 
Psammodus {Astrabodus) expansus, Davis. 
Yoredale Rocks. Leyburn. 
J. W. Davis. Quart: Journ : Geol: Soc : Yol: XL. (1884), 
pi: xxvi., figs : 11, 12, p. 630 (teeth : two specimens). 
