TRILOBITA. 33 



Conocoryphe ? simplex, Salter, 186G. Upper Lingula-Flags, Penmorfa, 



'N. Wales. 

 Conocoryphe ? simplex, Salter, 1866, Mem. Geol. Surv. vol. iii. p. 306, pi. v. 

 fig. 17. 



Conocoryphe solvensis, Hicks, 1871. Longmynd Hocks, Roadside 



between Solva and Whitechurch, St. David's. 

 Conocoryphe solvetisis, Hicks, 1871, Quart. Journ. Geol. Soc. vol. xxvii. p. 400, 

 pi. xvi. fig. 8. 



Conocoryphe, sp., Salter, 1866. Upper Lingula-Flags, Ogof-ddu, N. Wales. 



Conocon/phe, sp., Salter, 1860, Mem. Geol. Surv. vol. iii. p. 306, pi. v. figs. 14, 

 15, 16. 



Conocoryphe ? variolaris, Salter, 1864. Lingula-Flags, Porth-y-Ehaw, 



St. David's, S. Wales. 

 Conocort/phe ? variolaris, Salter, 1864, Quart. Journ. Geol. Soc. vol. xx. p. 236, 

 pi. xiii. figs. 6, 7. 



Conocoryphe ? verisimilis, Salter, 1866. Lower Tremadoc, Penmorfa, 



N. Wales. 

 Conocoryphe reridmilis, Salter, 18G6, Mem. Geol. Surv. vol. iii. p. 308, pi. vi. 

 fig. 13. 



Conocoryphe vexata, Salter, 1866. Upper and Lower Tremadoc, 



Penmorfa, N. Wales. 

 Conocoryphe vexata, Salter, 1866, Mem. Geol. Sui-v. vol. iii. p. 307, pi. viii. 

 fig. 7. 



Conocoryphe? Williamsonii, Belt, 1868. Lingula-Flags, Upper 



Dolgelly beds, Rhiw-felyn, N. Wales. 

 Conocoryphe ? Williamsonii, Belt, 1868, Geol. Mag. vol. v. p. 9, pi. ii. figs. 7-11. 



CYBELE, Loven, 1845. 



Ogygia ?, Portlock, 1843, Rep. Geol. Londonderry, p. 302, pi. v. fig. 10. 

 Cybele, Loven, 1845, (Efvers. Vetensk. Ak. t. i. ; Salter, 1853, Geol. Surv. 



DgCO-QG Vll. 



Tfthm, M'Coy, 1852, Pal. Foss. p. 159. 

 Atractopyye, Hall and Corda. 

 Distribution. Lower Silurian. 



Cybele rugosa, Portlock, sp., 1843. Lower Sil., Tyrone, Ireland ; 



Coniston, Westmoreland. 

 Ogygia? rugosa, Portlock, 1843, Rep. Geol. of Londond. p. 302, pi. v. tig. 10. 

 Cybele rugosa, Salter & M'Coy, 1852, App. Pal. Foss. Woodw. Mus. pi. i. G. 

 fig. 8 ; Salter, 1866, Mem. Geol. Surv. vol. iii. p. 262. 



Cybele verrucosa, Dalm., sp. Lower Sil., Caradoc : Rala, X. Wales, and 



Sholes Hole, S. Wales ; Bohemia, 



Cybele scxcostata, Salter (in pai"te), 1848, Mem. Geol. Surv. vol. ii. pi. i. pi. viii. 



fig. 9. 

 Zethits scxcostata, M'Coy, 1852, Pal. Foss. p. 152, pi. i. G. figs. 6, 7. 

 Cybele verrucosa, Salter, 1853, Geol. Surv. Decade vii. p. 4, pi. iv. ; H. Woodw. 



& Salter, 18&5, Cat. & Chart Foss. Crust, p. 12, fig. 48 ; Salter, 1866, Mem. 



Geol. Surv. vol. iii. p. 324, pi. xix. fig. 7 ; March. 1867, Siluriti, 3rd edit. 



p. 17, Fuss. 65. fig. 2. 



