30 NILS HJ. ODHNER 



COCK, on account of the insufficient distinctions between these 

 genera. 



Cuthona concinna Alder & Hancock. Utvaer, 20 fms, 1 

 sp., 1. 5. 



Galvina pida Alder & Hancock. Aalesund, 1 sp., 1. 3 — 

 Maerdø, 1 sp., 1. 4. 



Galvina f arrant Alder & Hancock. Molde, 1 sp., I. 2.5, 

 — Kvalbein, 1 small sp. — Florø, 11 sps., max. 1. 10. 



Galvina exigua Alder & Hancock. Havøsund, Nordkap,. 

 2 sps., max. 1. 3 (det. as „Eolis (Tergipes) lacinulatus Gmel.") 

 Florø, 1 sp., 1. 2— Maerdø, 2 sps., max. 1. 2. 



Galvina tricolor Forbes. Vennaes, 50 — 100 fms, 1 sp., 1. 6, 



Coryphella rufibranchialis Johnston. Mortensnes, 2 sps.^ 

 max. 1. 12 — Vadsø, on the strand, 11 sps., max. 1. 15.5; ra- 

 dula with 8—12 denticles on the sides of the lateral teeth, 6 

 on each side of the median tooth — Øxfjord, 3 sps., max. 1. 

 22 — Hasvik, 4 sps., max. 1. 25 — Skraaven, some small sp&., 

 Florø and Manger, 4 sps., max. 1. 30; radula with 14 series, 

 lam. lat. with 12 denticles and lam. med. with 9 on each side — 

 Sulen, in the laminarian zone (Kiaer & Manby 1890) 7 sps., 

 max. 1. 10 — Stensund, Ask, laminarian zone (Appelløf) many 

 sps., max. 1. 24 — Bergen, 4 sps., max. 1. 17 — Rennesø, 1 sp.^ 

 1. 19 — Hjelmeland, many sps., max. 1. 11 — Korshavn, 1 sp.,^ 

 1. 4 — Maerdø, 3 sps., max. 1. 20— Kristianiafjorden (Sars^ 

 Kiaer), many localities. 



Coryphella pellucida Alder & Hancock. Trondhjem (Rasch)^ 

 1 sp., 1. 23 — Solsvig, 6 sps., max. 1. 11 (det. as „Eons bran- 

 chialis var. branchiis gracilioribus"). The radula is similar ta 

 the figure in G. 0. Sars 1878, pi. XVI, fig. 4, but has 6 den- 

 ticles on the sides of the rhachian tooth.— Risør, 1 sp., 1. 9 — 

 Drøbak, 1 sp., 1. 6.5. 



Coryphella lineata Loven. Hasvik, 60 — 150 fms, 4 sps.^ 

 max. 1. 13 — Sunde, Hardangerfjorden, 7 sps., max. 1. 11 — 

 Farsund, 3 sps., max. 1. 25 — Lillesand, 3 sps., max. 1. 13. 



