Canon A. M. Norman on British AmpMpoda. 331 



52. Bathyporeia Rohertsoni, Bate. 



1862. Bathyporeia Robertsoni^ Bate & Westwood, (1) vol, i. p. 307. 

 1891. Bathyporeia Robertsonii, G. 0. Sars, (142) p. 131, pi. xliv. fig. 2 



Hab. Isle of Cumbrae {A. M. N.) ; Firth of Forth [T. S.) : 

 Mus. Nor. East Loch Tarbert, Loch Fyne {T. S.). 



Distrib. Tiiree adult males, Sorva^r, West Firmiark {Q. 0. 

 Sars) ; Western France [Chevreux). 



53. Bathyporeia gracilis, G. 0. Sars. 



1891. Bathyporeia gracilis, G. O. Sars, (142) p. 132, pi. xlv. fig. 1. 



Hah. ' Porcupine,' 1869, Stat. 6, west of the Shannon_, 

 L-eland, in 90 fathoms : Mus. Nor. 



Distrib. One male and one female, off West Norway, in 

 rather deep water {G. 0. ISars) ; Le Croisic, Western France 

 [Chevreux). 



Genus 3. Haustorius, Statins Miiller. 



= Lepidactylis, Ssiy,= Pterigocera, Latreille, = 5e/^m, Bate, 

 = Sulcaior, Bate. 



54. Haustorius arenarius (Slabber). 



1769. Oniscus arenarius, Slabber, Naturkundige Verlustigengen &c. 



p. 92, pi. xi. liga. 3, 4. 

 1818. Lepidactylis dytiscus, Say, Joui-n. Acad. Nat. Sci. Philadelphia, 



vol. i. p. 379 *. 

 1862. Sulcator arenarius, Bate & Westwood, (1) vol. i. p. 189. 

 1878. Pterygocera arenaria, Bovallius, " Notes on Pterygocera arenaria,^ 



K. Svens. Vet.-Akad. Handl. vol. iv. no. 8, pis. i., ii., iii. 

 1891. Haustorius arenarius, Sars, (142) p. 135, pi. xlvi. 



Bovallius, in the paper referred to, gives figures of the 

 variously constructed seta? and sensory organs of this very 

 interesting and beautiful species. 



Hab. Karnes Bay, Isle of Cumbrae; near Sunderland 

 {A. M. N.) ; Barmouth and Llanfairfechan, North Wales 

 (^Stehbinq) : Mus. Nor. Paignton, Devon (iSVe&6«Vi^) ; Burnt- 

 island, Firth of Forth {T. 8.). 



Distrib. Karmo, West Norway (Boeck) ; Kattegat (Bo- 

 vallius); Holland [Slabber); Western France (Chevreux); 

 N.E. America (-S'. 1. Smith). 



* Prof. S. I. Smith has compared specimens from England which I 

 sent him with the North- American species, and found them identical 

 (Trans. Connect. Acad. vol. iv. 1880, p. 282). 



