CHAPTEE Xlir. 



Capstone Spout-Holes — Purple Hue of low Rocks — Tadpole of a 

 Mollusk — Its Habits — Visit to Barrieane — A Beach of Shells — 

 Rock-pools — Their Contents— Antiopa— Its Spawn — Hatch- 

 ing of the Embryos — Immense Number in one Brood — The 

 Torrs— Bloody Field— Flowers— View from the Cliff— Torr 

 Point — Rocky Staircase — White Pebble Bay — Tide-pools — 

 Maidenhair Fern— The Precipice — A curious Medusoid — 

 Medusa Fishing — Mode of Operation — Difficulties — Thau- 

 mantias pilosella — Its Luminosity — ^Description of its Struc- 

 ture—The Umbrella— The Sub-umbrella— The Peduncle— 

 The Radiating Vessels— The Ovaries— The Tentacles— Pig- 

 ment- cells — Eyes . 



CAPSTONE SPOUT-HOLES. 



At the most precipitous part of the promenade 

 round the Capstone, the N. W. corner, the rock 

 is broken into angular buttresses and projections 

 of more than usual massiveness. You look down 

 over the low parapet upon an area of flattish rock of 

 considerable size, raised but a little above low-water 

 mark. By taking a round, you may scramble down 

 over the ledges to this part, and admire the wild 

 grandeur of the sceue. On two sides is the sea, and 

 on the other two sides the precipice forming an angle. 

 That on the south side rises perpendicularly like a 



