F. R. Cou'per Reed — Carries of Comeragh Mountains. 227 



EXPLANATION OF PLATE X. 



Fig. 1. — Seterodiadema higramilatiim, n.sp. Cenomanian : f30uth slope of Jebel 

 Gunneh, Sinai. L 3506. Collected by Dr. W. F. Hume. 



\a, tj-pe-specimen from above. Nat. size, 



\b, from tbe side. Nat. size. 



\c, a compound ambulacral plate showing the granulation, x 4 diam. 



Id, part of a worn ambulacral plate, shomng the structure of the compound 

 plates, y 4 diam. 



le, two interambulacral plates, showing the ornamentation, x 4 diam. 



1/, another interambulacral plate, x 4 diam. 

 Fig. 2. — H. lihyeum (Desor). Interambulacral plates after Cotteau. 

 Fig. 3. — Acanthechinopsis barroni, n.sp. South slope of Jebel Gunneh, Sinai. 

 L 3506. CoUected by Dr. W. F. Hume. 



3«, b, the test from aboA'e and from the side. Nat. size. 



Zc, ambulacral plates near the apex, x 4 diam. 



2,d, ambital ambulacral plates, x 4 diam. 



Ze, ambital interambulacral plates, x 4 diam. 

 Figs. 4-5. — Micropedina bipatellis, n.sp. Cenomanian : Sinai. Collected by 

 Dr. W. F. Hume. 



4, a small specimen from the side. Nat. size. Jebel Gunneh. L 4323. 



ba-d, ambulacral plates from L 3482. x 4 diam. 



5a, a plate near the apical area. 



bb, a plate from the ambitus. 



5c, a plate from the actiual surface. 



bd, a plate near the peristome. 



oe, f, ambital interambulacral plates from L 3482. x 4 diam. 

 Figs. 6-8. — Cyphosoma beadnelli, n.sp. Cenomanian or Turonian : east end of Abu 

 Eoash. Collected by H. J. Beadnell, Esq. 



6, abactinal view of a specimen. Nat. size, 



la, another specimen from the side. Nat. size. 



1h, abactinal end of an ambulacrum of the same, x 4 diam. 



7c, ambital ambulacral plate of the same, x 4 diam. 



Id, interambulacral ambital plates of the same specimen, x 4 diam, 



8, actinal surface of another specimen, Nat. size. 



{To be concluded in the June Number.') 



V. — Notes on the Cokriks of the Comeragh Mountains, 

 Co. Waterford. 



By F. R. CowPEB, Reed, M.A., F.G.S. 



{Concluded from the April Number, p. 161.) 



BETWEEN Crotty's Lough and Coumshingaun a long spur of the 

 Comeraghs juts out eastwards for about a mile and a half with an 

 average height of 1400-1500 feet. On the south side this projecting 

 ridge descends rather steeply to a stream at its base, which heads at 

 a height of over 2,400 feet on the lofty plateau between Coumgorra 

 and Coumshingaun ; it runs down the mountain-side in a narrow 

 gully over bare rock and reaches the foot in a series of picturesque 

 waterfalls. No glacial debris occurs in this ravine, but on the lower 

 ground the stream flows over the margin of the moraines belonging 

 to Coumshingaun and runs eastward as the River Ire to join 

 ultimately the Clodiagh. 



We now come to Coumshingaun, the principal and best known 

 corrie in the Comeraghs and containing the largest lake. The 

 ■eorrie has tbe form of a somewhat elongated horseshoe and faces 



