526 THE DRIFT OR GLACIAL FORMATION OF 



Muirkirk. From a recent investigation of the Carnwath and Carstairs 

 kames I have come to the conclusion that they are the result of river and 

 ordinary denudation acting on a large delta of drift. 



LOCALITIES OF MARINE FOSSILIFEROUS BOULDER-CLAYS. 

 These may be defined as : (a) Beds beloio sea-level, in the hollow between 

 the Clyde and the Forth ; (b) Beds at or near sea-lev <el, at Drumuir, near Dreg- 

 horn, in sand, with remains of Elephas primigenius, under 76 feet of Boulder- 

 clay ; and (c) Beds above sea-level. 



The following list gives the latter with their respective heights in feet: 



12. Warwickhill, near Dreghorn, Ayrshire. 



30-60. Bennane Head, near Ballantrae. 



40. Annick Water, near Dreghorn. 



90. Cundry, near Lendalfoot. 



94. Woodhill, near Kilmaurs (the Mammoth bed). 



100. Currarie Glen, S. of Ballantrae ; Croftamie, near Drynien. 



130. Tangy Glen, near Carnpbeltown. 



140. Water of Ayr. 



180. The Elver Doon, below Cassillis. 



200. The Water of Ayr at Gadgirth ; Sevenacres nr. Kilwinning. 



200-460. Crawfordland Burn near Kilmarnock. 



230. The Water of Ayr. 



240. Byne Hill Burn near Girvan. 



260. The Water of Ayr, Barskimming. 



260. Score Burn, Newmilns. 



290-380. Lugar Water below and above Ochiltree. 



300. Water of Ayr, opposite Stair House. 



310. Broomhouse near Auchinleck. 



320. Near Lag in Arran. 



340. Barturk near Ochiltree. 



350. Airdrie. 



360. Near Ochiltree Sawmill, a wooded bank. 



370. Coyle Water opposite Drongan Mains. 



380. " Timmer Brig," Water of Ayr, near Sorn. 



400-430. Burnock Water near Ochiltree. 



400. Crawfordland House. 



425-550. Annick Water. 



428. Water of Ayr, below High Holehouse. 



430-690. Polbaith Burn, N. and N.E. of Galston. 



447-560. Water of Ayr at Nether Heiler. 



450. Water of Ayr near High Holehouse. 



450-560. Glen Water, above Darvel. 



500. Lugar Water near Longhouse. 



510. Chapelhall near Airdrie. 



520-550. Merkland Burn, E. of Sorn. 



560-580. Hareshawmuir Burn, N. of Galston. 



570-600. Airds Moss ; and Water of Ayr. 



580. Annick Water, at Blacklaw. 



600. Westown Burn, Merkland Burn near Sorn ; Annick Water at 

 Blacklaw ; Glen Water at Laigh Braidlie. 



620. Whitehaugh Water, between Muirkirk and Sorn. 



650-670. Greenock Water, near Muirkirk. 



660-680. Merkland Burn, near Sorn. 



680. Glenmore Water at Dornal. 



700. Changue Burn, at Score Tulloch, Galston ; Glenmore ; Merkland 

 Burn. 



