402 EEPORT— ^1880. 



(34) 75, S.E. (Harlech). By A. C. Kamsat, A. E. Selwyx, and W. T. 

 AvELi.NE. 1851. Corrections, 1855. 



(35) 75, N.W. (Nevin). By A. C. Eamsay and A. R. Selwyn. 1850. 



(36) 75, N.E. (Tremadoc). By A. 0. Ramsay, A. R. Selwyn, W. T. 

 AvELiNE, and J. B. Jokes. 1851.. Additions, 1854. 



(37, 38) 76, S. and K (E. end of Carnarvonshire). Bv A. R. Selwyn. 

 1850. 



(39) 77, K (Holyhead). By A. C. Rams.\y and A. R. Selwyn. 1852. 



(40) 78, S.W. (Carnarvon, S. Anglesea). By A. C. Ramsay, W. W. 

 Smyth, and A. R. SEm\TrN. 1852. 



(41) 78, N.W. (ISr. Anglesea). By Sir H. De la Beche, A. C. Ramsay, 

 W. W. Smyth, and A. R. Selwyn. 1852. 



(42, 43) 78, S.E. (Bangor, Beanmaris, Llanrwst), and N.E. (Conway). 

 By A. C. Ramsay, W. T. Aveline, A. R. Selwyn, and J. B. Jukes. 1852. 



(44) 79, S.W. (Denbigh, St. Asapb). By W. T. Aveline. The Lodes 

 by W. W. Smyth. 1850. 



(45) 79, S.E., nearly all (Flint, Mold). By W. W. Smyth, D. H. 

 WiLLLAMS, W. T. Aveline, and E. Hull. 1850. 



(46) 79, N.W. (Abergele). By A. C. Ramsay, W. T. Aveline, and 

 W. W. Smyth. 1850. 



(47) 79, N.E., S.W. corner (N. of Holywell). By W. W. Smyth and 

 E. Hull. 1850. J J J 



(48) 80, S.W., small piece at S.W. corner. By E. Hull. 1855. 



Sheets of Index Map (scale, 4 miles to an inch). 



(49) 9. (St. David's, Pembroke, Swansea, Llandovery.) 1858. 



(50) 10. (Brecon, Monmouth, Newport, Cardiff, Chepstow.) 1858. 

 New. ed. 1874. 



(51) 14. (Aberystwyth, Cardigan.) 1858. 



(52) 15. (Montgomery, Builth.) 1858. 



(53) 19. (Anglesey, Carnarvon, Bangor.) 1858. 



(54) 20. (Flint, Llangollen, Wrexham.) 1858. 



Sheets of ' Horizontal Sections ' (scale, 6 inches to a mile). 



_ (55) 1. Section 1— From St. Bride's Bay, near Solva, to the North 

 ClifE of Ynys-y-Barry. By A. C. Ramsay and W. T. Aveline. Section 2 

 — Across Pembroke from St. Govan's Head to Dinas Head, near Fish- 

 guard. By Sir H. De la Beche, A. C. Ramsay, W. T. Aveline, J. Rees, 

 and D. H. Williams. 1845. 



(56) 2. Section 1 — From the sea, near Tenby .... to Landewi 

 Velfrey, Pembroke. Section 2 — From near Cil-rhew .... to near 

 Hendre, Pembroke. Section 3— Through Pant Yiar and Clog-j-Fran, 

 Caermaithen. Section 4^From Laugharne to the river Dewi-Fawr, Caer- 

 marthen. Section 5— From Maes Gwrda to Mydrim, Caermarthen. 

 Section 6— Across the Traps and Conglomerates of Pen-y-Moelfre, S.W. 

 of Caermai'then. By Sir H. De la Beche and J. Phillips. 1844. 



(57) 3. Section 1— Near Llandeilo, from Cerrig-dwfn to Mynydd- 

 banc-y-ffair. Section 2 — From near Llandibie to Llangathen. Section 3 

 — From the Black Mountain, near Llangadoc, to Cefn-llwyn-hir, near 

 Cynfil-Cays. By Sir H. De la Beche, J. Phillips, A. C. Rams.\y, and 

 W. T. Aveline. 1844. 



(58) 4. Section from the Old Red Sandstone, Mynydd-Bwlch-j'-groes, 



