154 BRITISH TUNICATA. 



Length from three-quarters of an inch to one inch. 

 Generally associated in clusters united by a stoloni- 

 ferous base. 



Hub. On rocks, stones, etc., at and beyond low 

 water-mark, on most parts of our coasts, more especi- 

 ally in the south and w^est. 



ENGLAND. --[(?) English Coast (Savigny, 1816).] 

 Whitley, Northumb. (Han-cock). Torbay and Salcombe, 

 Devon (Hincks, and Alder) . [Gwyllyn-vase, Pennaiice, . 

 etc., Falmouth (Cocks, 1849) ; and] Fowey Harbour 

 (Peach) ; Cornwall. [Scilly Isles (Gams, 1850).] 



SCOTLAND. Oban, Argyll ; Lamlash, Arran ; and 

 Bute (Alder). [Kirkwall Bay, Orkney (Fleming, 1828). 

 Lamlash Bay and Rothesay Bay (Norman, 1857).] 

 Shetland (Jeffreys). [One mile east of Whalsey Light- 

 house, Shetland, 1861 (Noiinan, 1868).] 



IRELAND. -- Strangford Lough, Down (Thompson, 

 1840). Connemara, Galway (Forbes, 1848). 



CHANNEL ISLANDS. Guernsey and Herm (Alder). 



First record. [(?) Savigny, 1816; coll. Leach; or 

 Fleming, 1828.] 



2. Clavelina producta Milne Edwards. 



Clavelina producta MILNE EDWARDS Obs. Ascidies comp. [in 

 Mem. Acad. Sci. Inst. France (1841), p. 278,] pi. i, f. 2, 

 and pi. ii, f. 3 ; RUPERT JONES in Cyclop. Anat. IV, pt. 40 

 (1850), p. 1188, f. 768]. 



Body much elongated, slender, transparent ; the 

 thorax short, and nearly as broad as long, without 

 perceptible opaque lines. Branchial sac with only 

 three rows of meshes. Abdominal portion of peduncle 

 very long, four or five times the length of the thorax; 

 the stomach appearing of a yellow colour near the base. 



Length three-quarters of an inch. 



H ab. Rock pools (Gosse). 



WALES. St. Catherine's Island, Tenby, Pembroke 

 (Gosse). 



First record. Gosse, 1856. 



