CRUSTACEA. 141 



Order Amphipoda. 



Group NOKMALIA. 



Di\nsion Gammasina. Subdivision VACANTIA. 



Tribe Saltatoria. 



Fam. 1. Orchestiidae. 



Genus Talitrus, Latreille. 



Talitrus locusta, L. Bate & Westwood, Brit. Sessile-eyed 

 Crust, i. ]). 16. 



Abundant amongst the debris of seaweed and dead animals 

 of all kinds near high-water mark, and in burrows in the sand 

 even above the latter. 



Genus Htale, H. Rathke. 



Hyale Nilssoni, H. Rathke ; B. & W. o]}. cit. i. p. 40 (as 

 AUorckestes Nilssotiii). 



In small pools near high-water mark on the sm-face of the 

 bare rocks beyond the Maiden Rock, where almost the only 

 vegetation is borne on the backs of the limpets, and under 

 stones in littoral pools at the West Rocks. Stomachs of the 

 cod and flounder. 



Tribe Nat at or ia. 



Fam. 2. Gammaridae. 



Subfamily Stegocephalibes. 



Genus Stenothoe, Dana {=Proholmm, Costa, ; Montagua, 

 Bate & Westwood). 



Stenothoe nionoculokles, Mont. ; B. & W. op. cit. i. p. 54. 



In debris of fishing-boats, not uncommon. The dorsum 

 has rows of orange or reddish-orange specks, three distinct 

 rows on the broad plates of the anterior limbs, and other 

 isolated spots of the same hues ; eyes orange or reddish orange, 

 with small red dots posteriorly. A variety also occurs. 



