80 
Cladodus striatus^ Ag : {C. curtiis^ Davis.) 
Garb : Limestone. Richmond. 
J. W. Davis. Trans : Roy : Dublin Soc : (2), Yol: I., pi: 
xlix., fig : 19, p. 379 (tooth). 
Copodus (Psammodus) cornutus*, Ag : 
Yoredale Rocks. Leyburn. 
J. W. Davis. Quart: Jornm : Deol: Soc : Yol: XL. (1884), 
pi: xxvii., fig: 22, p. 623. 
Ctenodus interniptiis, Barkas. 
Coal Measures. Gilmerton. 
A. S. Woodward. Ann : Rep : Yorks : Phil: Soc : 1889, 
pi: i, fig: 2, p. 37. 
Ctenoptychiiis lohatus, Etheridge. (Ctenopetalus crenatm, Davis). 
Yoredale Rocks. Leyburn. 
J. W. Davis. Trans: Roy: Dublin Soc: (2) Yol: I., pi: 
Ixi, fig : 9, p. 513. 
Also another specimen of the above species from the same 
horizon and locality, figured by J. W. Davis. Quart: 
Journ: Geol: Soc: Yol: XL. (1884) pi: xxvii., fig: 18, 
p. 623 (tooth). 
Ctenoptycldus (PetalodopdH) tripartitus^ Davis. 
Yoredale Rocks. Leyburn. 
J. W. Davis. Trans : Roy : Dublin Soc : f2) Yol: I. ri883) 
pi: lx., fig: 6, p. 499. (Generic name mis-printed 
Petalopsodaa in explanation of plate). 
Quart: Journ; Geol: Soc : Yol: XL. (1884), pi: xxvi., fig : 
16, p. 622 (tooth). 
Cyrtonodm gihbus, Davis. 
Yoredale Rocks. Leyburn. 
J. AY. Davis. Quart: Journ : Geol: Soc : Yol: XL, (1884), 
pi: xxvii., figs : 1, 6, p: 631 (teeth: two specimens). 
Diclitodus scitichis, Davis. 
Yoredale Rocks. Leyburn. 
J. W. Davis Trans : Roy : Dublin Soc : (2), Yol: I. (1883), 
pi : li., fig : 29, p. 410. 
Quart: Journ: Geol: Soc: Yol: XL. (1884), pi: xxvii., 
fig : 12, p. 623 (tooth). 
• Should be C. Spatidatus: see Woodward & Sherborn, Brit; Foss: Vert; 
p. 46 (tooth). 
