HERAL^A. 609 



A. sPLENDiDA, Alder ami Hancock. 



Plate B. B. B., fig. 6. 



Alder and Hancock, Ann. Nat. Hist. 2nd Series, vol. i., p. 190. 

 Spence Bate, Notes on Fauna of Swansea, p. 7, plate 2. 



Body (one inch and a quarter long) lemon-coloured, 

 spotted on the back with blue, rather elongated. Branchiae 

 very numerous, large, and inflated, clothing the sides of the 

 back, and passing round the front of the head, ovate, pale- 

 bufF, brown centrally, tinged with opake blue ; they are 

 ranged in thinly transverse rows of five papilla? in each. 

 Oral tentacles short. Foot lemon-yellow. 



Taken at Torbay by Dr. Battersby, and in Fowey 

 Harbour, Cornwall, by Mr, Alder. Mr. Spence Bate has 

 figured it from a single specimen taken by Mr. Moggridge, 

 in Langland Bay, near Swansea. 



HERMiEA, LovBN. 



Body elongated, limaciform, not provided with a distinct 

 mantle. Tentacula two, auriform, involute ; groove ex- 

 ternal. Branchiae elongate, papillose, simple, arranged 

 along the sides of the back. Vent in middle and anterior 

 part of back. Generative orifice lateral, beneath the right 

 tentacle. 



The mollusks of this genus have no jaws. They form a 

 link between the Eolididce and Elysiad<t^ and probably 

 with Stiliger constitute a distinct family. 



1. H. DENDRiTicA, Alder and Hancock. 



Plate Z. Z., fig. 1. 



Mouog. pt. iv. fam. 3, pi. 40, and (as Calliopaia dendritica) Ann. Nat. Hist, 

 vol. xii. p. 233. 



Body (three-tenths of an inch long) ovate-oblong, 



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