152 GLAUCUS; OE, 



mermaid, far more impossible tlian the sea-serpent. 

 These, and perhaps a few handsome sea-slugs and 

 bivalve shells, yon will be pretty sure to find : per- 

 haps a great deal more. 



Meanwhile, without dredging, you may find a good 

 deal on the shore. In the spring Doris bilineata 

 comes to the rocks in thousands, to lay its strange 

 white furbelows of spawn upon their overhanging 

 edges. Eolides of extraordinary beauty haunt the 

 same spots. The great Eolis papiUosa, of a delicate 

 French grey ; Eolis pellucida (?) (Plate X. Fig. 2), in 

 which each papilla on the back is beautifully coloured 

 with a streak of pink, and tipped with iron blue ; and 

 a most fantastical yellow little creature, so covered 

 with plumes and tentacles that the body is invisible, 

 which I believe to be the Idalia Aspersa of Alder 

 and Hancock. 



At the bottom of the rock pools, behind St. Leo- 

 nard's baths, may be found hundreds of the Snipe's 

 feather Anemone (Sagartia Troglodytes), of every hue ; 

 from the common brown and grey snipe's feather 

 kind, to the white-horned Hesperus, the orange- 



