52 ISOPODA. 



PSEUDIONE HYNDMANNI, Bate & Westwood. 



1867. Phryxus Hyndmanni, Bate & Westwood, vol. ii. p. 243. 

 1897. Pseudione Hyndmanni, G. O. Sars, p. 202, pi. Ixxxv. 



fig. 2. 

 1900. Psendione Hyndmanni, Bonnier, 1. c. p. 295, pi. xviii. 



On young specimens of Pagurus bernliardus near Starcross 

 (A. M. N.). 



PLEUROCRYPTA GALATHE.E, Hesse. 



1865. Pleurocrypta galathea, Hesse, Ann. dcs Sci. Nat. ser. 5, vol. iii. 



p. 226, pi. iv. figs. 1-28. 

 1900. Pleurocrypta yalathecc, Bonnier, 1. c. p. 310, pi. xiii. 



This is not Pliryxus galatliece of Bate and Westwood, which 

 hns an entirely different metasome (pleon), the segments of 

 which are separate. This was named by Norman, ' Museum 

 Normanianum/ 1886, p. 13, No. 509, " Gyge confusa " ; and 

 is the Psendione confusa of Bonnier. 



Parasitic on Galathea squamifera at Starcross {C. Parker, 

 in Mus. j?V0r.). 



PLEUROCRYPTA LONGIBRANCHIATA (Bate & Westwood). 



1867. Phryxus longibranchiatus, Bate & Westwood, vol. ii. 



p. 246. * 

 1897. Pleurocrypta longibranchiata, G. 0. Sars, p. 206, pi. Ixxxvi. 



fig. 1. 



Fine specimens of this species, so well figured by Sars, 

 taken on Galailiea sguamifera near Starcross (A. M. N.). 



ATHELGES PAGURI (Rathke). 



1867. Phry.ruK paguri, Bate & Westwood, vol. ii. p. 240. 



1867. Phryxus fusticaudatus, Bate & Westwood, vol. ii. p, 238 



(junior). 

 1897. Athelyes paguri, G. 0. Sars, p. 210, pi. Ixxxvii. 



Not uncommon on young specimens of Pa gums bern- 

 lardits at Starcross (A. M. N.} ; Polperro (Couch, fide 

 Bate). 



TONE THORACICA (Montagu). 



1867. lone thoracica, Bate & Westwood, vol. ii. p. 25o. 

 1900. lone thoracica, Bonnier, 1. c. p. 238, pis. i., ii., iii. 



Taken and described by Montagu nearly one hundred 

 years ago, and found by him in the Kingsbridge Estuary on 

 CaUianassa subterranea . We are not aware that it has since 

 been found on the coasts of Great Britain, but it has been 

 taken at Jersey. 



