96 EXPLANATION OF THE PLATES. 
LianveiLo FiaGs.—Black slate, west of Wigtownshire, Salter ; Cairn Ryan, 
Ayrshire, Cat. Brit. Foss., p. 52. In Ireland, Dalligan Bridge, N. E. of 
Dungarvan ; and Lady Hlizabeth’s Cove, Tramore Bay, Co. “Waterford. 
Explanation of Sheets 167, &c., of the Maps, Geol. Surv. of Ireland, pp. 
20, 33, Pal. notes by the author. 
Fic. 7.—a-d. RAsTRITES PEREGRINUS, Barrande. 
Grap. Bohem., pl. iii., figs. 10-13. Prof. Harkness, Journ. Geol. Soc., vol. vii., 
p- 59, pl.i., fig. 1. 
Monograpsus, Prof. Geinitz, Die Grap., p. 48. 
Original. Small portion of this beautiful curved Graptolite, in finely lami- 
nated, black shale, Duffkinnel, Dumfries. 
b. Original. The same, enlarged, showing central canal, communicating with 
the elongated cells. 
ce. Original. Another fragment, with longer cells, in dull earthy shale, from 
Little Queensberry Bur n, Dumfriesshire. 
d. Original. Portion of the. same, enlarged ; all collected by Professor Hark- 
ness, and presented by him to the Geol. Surv. of ireland. 
Urrer LuanpreILo.—Dumfriesshire, Harkness, Journ. Geol. Soc., above cited. 
