PLATE XLVI— continued 



Figs. 



7 a — d. — Monograptus dextrorsus, Linnarsson. (Page 460.) 



7 a. Long distal fragment. Afon Cwm Caleb, near Talerddig, 

 Montgomeryshire. Upper Talerddig Beds. Wood's Collection. 



7 b. Irregularly bent specimen. Ibid. 



7 c. Long curved specimen. Ibid. 



7 d. Specimen showing proximal end, probably referable to this 



species. Llanystwmdwy. Fearnsides' Collection. 



8 a, b. — Monograptus knockensis, Elles and Wood, sp. nov. (Page 402.) 



8 a. Distal fragment. Knock, Edenside. Browgill Beds. Marr's 



Collection. 



8 b. Smaller fragment. Ibid. 



a, b. — Monograptus remotus, Elles and Wood, sp. nov. (Page 4(31.) 



9 a. Type specimen. Rigg Burn, River Fsk, 6 miles N.N.W. of 



Langholm. Gala Beds. Geological Survey of Scotland. 



9 b. Co-type specimen. Ibid. 



10 a — d. — Monograptus millepeda (M'Coy). (Page 4(35.) 



10 a. Typical specimen, preserved in relief. Skelgill, Lake District 

 Skelgill Beds. Sedgwick Museum. 



10 Ik Specimen, preserved in partial relief. Skelgill. Skelgill Beds. 

 British Museum (Natural History), S. Kensington. 



10 c. Well preserved, but incomplete specimen. Skelgill. Skelgill 

 Beds (zone of Monog. argenteus). Marr's Collection. 



10 d. Large, but incomplete specimen, figured Lap worth (as M. lobi- 



ferus, var. Nicoli), Geol. Mag., 1876, pi. xx, fig. 1 c. D obb's 

 Linn. Birkhill Shales. Lapworth's Collection. 



11 <i—f. — Monog rajit us Clingani (Carruthers). (Page 463.) 



11 a. Type specimen, figured Carruthers, Geol. Mag., 1868, pi. v, fig. 



19 a. Duffkinnel (?). Birkhill Shales. British Museum 



(Natural History), S. Kensington. 

 11 b. Co-type specimen, figured Carruthers, loc. cit. supra, fig. 19 &. 

 11 c. Characteristic specimen, showing sicnla. Moory Syke, S. Scotland. 



Birkhill Shales. Lapworth's Collection. 



11 J. Very long specimen, with broadly recurved proximal portion, 

 figured Lapworth, Geol. Mag., 1876, pi. xx, fig. 3 a. Dobb's 

 Linn. Birkhill Shales. Lapworth's Collection. 



11 e. Small specimen. Dobb's Linn. Sedgwick Museum. 



11 /. Specimen, preserved in partial relief, theca? somewhat embedded, 

 E. side Quarry, N.E. of Fagwr-fawr Farm, Pont Erwyd (zone 

 of Monog. convohtus). Geological Survev of England and 

 Wales. 



