PLATE XLII. 



Figs. Genus MonOgraptus. 



1 a —c. — Monograptus galaensis, Lapworth. (Page 415.) 



1(7. Type specimen, showing sicula, figured Lapworth, Geol. Mag., 1876, pi. xii, fig. 5 6. 



Meigle Quarry, Selkirkshire. Gala Beds. Lapworlh's Collection. 

 1 6. Distal fragment, ? figured Lapworth, loc. cit. supra, fig. 5a. Ibid. 



1 c. Incomplete proximal fragment, poorly preserved. Cliff, Ettrick Water, Ettrickbridge 



end, S.Scotland. Bastrites maximus band. Geological Survey of Scotland, Edinburgh. 



2 a — e. — Monograptus priodon (Bronn). (Page 418.) 



2 a. Typical specimen, preserved mainly in relief. On same slab as one of figured 



specimens of M. griestoniensis. Grieston Quarry, S. Scotland. Gala Beds. 



Geological Survey of England and Wales. (11800). 

 2 6. Long distal fragment. Grieston Quarry. Gala Beds. Lapworth's Collection. 

 2 c Smaller but well preserved specimen in low relief. Afou Tyn-y-rhos, Talerddig, 



near Llanbrynmair. Talerddig Beds. Wood's Collection. 

 2(7. Small but wide specimen, showing proximal end preserved in full relief. Gwern-y- 



fed Fach, near Builth. Wenlock Shales. Sedgwick Museum. 



2 e. Wide distal fragment. Pencerrig, near Builth. Wenlock Shales. Sedgwick Museum 



(collected by Hopkinson). 

 3fl — (/. — Monograptus pandus (Lapworth). (Page 421.) 



3o. Proximal portion, probably referable to this species, (?) figured Lapworth, Grapto- 

 lites of Co. Down, p. 129, pi. vi, fig. 3 a. Tieveshilly, Co. Down. Tarannon Beds. 

 Lapworth's Collection. 

 '3b. Typical distal fragment. Raw they Bridge, Sedbergh. Browgill Beds. Sedgwick 

 Museum. 



3 c. Similar wide fragment. Ibid. 



3d. Somewhat narrower fragment. Ibid. 



4 a — (/. — Monograptus Marri, Perner. (Page 422.) 



4 a. Typical specimen, showing sicula. Tarannon River. Gelli Beds (zone of M. crispus). 



Wood's Collection. 

 4 6. Small proximal fragment. Ibid. 

 4 c Long distal fragment, preserved partly in low relief. Tarannon River. Talerddig 



Beds (zone of M. griestoniensis). Wood's Collection. 



4 d. Somewhat flexed specimen. Same locality and horizon as fig. 4 a. 



5 a. — (/. — Monograptus Fleniinyii (Salter). (Page 425.) 



5 a. Typical specimen, figured Lapworth, Geol. Mag., 1876, pi. xx, fig. 8 a. Riccarton 



Junction, S. Scotland. Riccarton Beds. Lapworth's Collection. 

 5 b. Similar specimen, preserved partly in low relief. Ibid. 

 5 c. Proximal portion, figured Elles, Quart. Journ. Geol. Soc, vol. lvi, p. 403, fig. 14. 



River Irfon, near Builth. Wenlock Shales. Elles' Collection. 



5 d. Very long and somewhat flexed specimen. Ibid. 



6<t — d. — Monograptus Flemingii, var. primus, Elles and Wood, nom. nov. (Page 426.) 



6 a. Type specimen, figured Elles, Quart. Journ. Geol. Soc, vol. lvi, p. 402, fig. 11. Dnlas 



Brook, near Builth. Wenlock Beds (zone of Cyrtog. rigidus). Elles' Collection. 

 6 6. Somewhat wider specimen, figured Elles, loc cit. supra, fig. 11. Nant Prophwyd, 



near Builth (zone of Cyrtog. rigidus). Elles' Collection. 

 6 c. Long and wide specimen. Nant Prophwyd, near Builth (zone of Cyrtog. rigidus). 

 Elles' Collection. 



6 d. Shorter and narrower specimen. Ibid. 



7 a — d. — Monograptus Flemingii, var. compact us, Elles and Wood, nom. nov. (Page 427.) 



7 a. Type specimen, figured Elles, Quart. Journ. Geol. Soc, vol. lvi, p. 403, fig. 13. River 



Irfon, near Builth. Wenlock Beds (zone of Cyrtog. Lundgreni) . Elles' Collection. 

 7 6. Slightly longer specimen with more reflexed proximal end, figured Elles, loc. cit. supra, 



fig. 13. Aekley Lane, Long Mountain. Wenlock Beds (zone of Cyrtog. Lundgreni). 



Elles' Collection. 

 7 c. Small typical specimen. Llwynrhedith Quarry, Long Mountain, Wenlock Beds (zone 



of Cyrtog. Lundgreni). Elles' Collection. 



7 (/. Larger specimen with more reflexed proximal end. Ibid. 



8 a — e. — Monograptus riccartonensis, Lapworth. (Page 424.) 



8 a. Typical distal fragment, preserved as a cast. Penwhapple Glen, S. Scotland. 



Wenlock Beds. Lapworth's Collection. 

 8 6. Typical proximal fragment, figured Lapworth, Ann. and Mag Nat. Hist. [5], vol. 5, 



pi. iv, fig. 8 c Elliotsfield, near Hawick. Riccarton Beds. Lapworth's Collection. 

 8 c. Small proximal fragment, showing sicula, figured Elles, Quart. Journ. Geol. Soc, 



vol. lvi, pi. xxiv, fig. 5. Walcot Quarry, Chirbury. Wenlock Beds (zone of 



Monog. riccartonensis). Elles' Collection. 

 8 d. Specimen showing typical " broken-backed " appearance. Llandrindod Wells. 



Wenlock Beds. Lapworth's Collection. 



8 e. Very long and stiff specimen. Balmae Shore, near Kirkcudbright. Wenlock Beds. 



Sedgwick Museum. 

 9 a, 6. — Monograptus eulieUus, Tornquist. (Page 423.) 



9 a. Typical specimen in relief . Road between Llanbrynmair and Talerddig, Montgomery- 



shire. Nant-ysgollen Shales. Wood's Collection. 

 9 6. Larger fragment, doubtfully referable to this species. Tarannon River. Dolgau 

 Beds. Wood's Collection. 



