376 • CRUSTACEA OF NORTHUMBERLAND AND DURHAM 



1880. Thalestris hibernica, Brady (3), vol. ii., p. 134, 



pi. Ixii., figs. 13-17, pi. Ixiii., figs. 14, 15. 

 1905. Parathalestris hibernica, G. O. Sars (6), vol. v., 

 p. 113, pi. Ixviii. 

 A scarce species. Our only local record is Holy Island, 

 where it was found at the roots of Laminarise. N. 



Parathalestris (?) northumbrica nov. nom. 



1905. Thalestris robiista, Brady, Trans. Nat. Hist. Soc. 



Northumberland, Durham, and Newcastle, new series, 



vol. i., p. 218, pi. v., figs. 11-17 (not Th. robusta Claus). 



One specimen found in a tidal pool at Cullercoats (G. S. B.) 



N. 

 Parathalestris (?) Denti (G. S. Brady). 



1905. Thalestris Denti, Brady, loc. cit., p. 218, pi. vi., 



figs. 10-15. 



Found in washings of dredged material taken between St. 



Mary's Island and Souter Point, July, 1904(0, S. B.) N.D. 



Of this and the preceding species the male only has been 



seen, and the generic reference must be considered as 



provisional merely. 



Parathalestris harpactoides (Claus). 



1880. Thalestris harpactoides, Brady (3), vol. ii., p. 127, 



pi. 1., figs. 9-16, pi. lix., fig. I. 



1905. Parathalestris harpactoides, G. O. Sars (6), vol. v., 



p. 112, pi. Ixvii. 



This species occurred in a surface-net gathering from 



Teesmouth given to us by the late Mr. E. C. Davison of 



Sunderland (G. S. B.) ; rock pools, Seaton Sluice, Northum- 



berlard (A. M. N.) N.D. 



Phyllothalestris mysis (Claus). 



1880. Thalestris mysis, Brady (3), vol. ii., p. 121, pi. Iviii., 



figs. 1-13. 

 1905. Phyllothalestris mysis, G. O. Sars (6), vol. v., p. ir6, 

 pis. Ixx., Ixxi. 

 In tidal pools among algje, Alnmouth (G. S. B.) 

 Easily recognized by the abnormally large and foliaceous 

 fifth pair of feet in the female. N. 



