211 Canon A. M. Norman on British Amphipoda. 



conspicuous in small specimens, but apparently does not 

 increase in size with the growth of the rest of the limb ; it 

 thus becomes less and less conspicuous as the animal is more 

 developed, but if looked for it can be found in the largest 

 examples of ^. wM^aa;. 



Distrih. Circumpolar throughout the Arctic regions, in- 

 cluding the Siberian Polar Sea and Behring Strait. Examples 

 in my own collection are from Trondiijem Fiord, Norway, 

 3-10 fathoms ; Bog Fiord, 3-5 fathoms, and Vadso, both in 

 East Finmark {A. M. N.) ; ' Porcupine,' 1869, Stat. 65, 

 Faroe Channel, 345 fathoms ; ' Knight Errant,' Stat. 8, Faroe 

 Channel, 540 fathoms ; ' Valorous ' and ' Alert,' Greenland, 

 1875 ; Spitsbergen [Loven] ; Kara Sea {Stehbing) ; Vineyard 

 Sound, N.E. America {S. L Smith) : Mas. Nor. 



Genus 22. Haplonyx, G. O. Sars. 



45. Haplonyx cicada (Fabricius). 



1780. Oniscus cicada, O. Fabricius, Faun. Groenl. p. 258. 



1844. Anonyx ytihstis, Kroyer, Naturb. Tidsskr., 2 RjBkkos, vol. i. 



p. 611 ; Voyage en Scand. &c. pi. xiv. fig'. 2. 

 1851. Anonyx norveyicus, Lilljeborg, ffifvers. af Kong. Vet.-Akad. 



Forband. p. 22. 

 1861. Anonyx Holbolli, Bate & Westwood, (1) vol. i. p. 104 (not 



Anonyx Holbolli, Kroyer). 

 1872. Anonyx gulosus, Boeck, (138) p. 157, pi. v. fig. 4. 

 1891. Haplonyx cicada, G. 0. Sara, (142) p. 93, pi. xxxii. fig. 2. 



Hah. Shetland ; Northumberland and Durham coasts ; 

 Isle of Cumbrae; Isle of Skye; Guernsey (^A. M. N.) ; ' Por- 

 cupine,' 1869, Stats. 6 and 23, off west of Ireland, 9() and 630 

 fathoms ; Stat. 74, to the west of Shetland, 203 fathoms ; 

 'Research,' 1890, off west of Ireland, in 165 fathoms; off 

 S.W. Ireland {Prof. Haddon) : Mus. Nor. Lower Loch Fyne, 

 20-29 fath. {T. S.) ; Jersey {Sinel & Horndl). 



ITistrih. Bergen Fiord, Norway ; Varanger Fiord, East 

 Finmark {A. M. N.) ; Tromso {Schneider); 'Porcupine,' 

 1869, Stat. 77, Faroe Channel, 560 fathoms ; ' Valorous,' 

 1875, Greenland; Spitsbergen {LovSn) : Mus. Nor. Iceland; 

 Kara Sea ; Matotshkin Scar ; Bohuslan, Sweden. 



46. Haplonyx similis, G. 0. Sars. 



1891. Haplonyx similis, G. 0. Sars, (142) p. 93, pi. xxxiii. fig. 1. 

 1895. Haplonyx similis, A. 0. Walker, " Revision of Ampbip. of 

 L. M. B. C. District," Trans. Liverpool Biol. Soc. vol. ix. p. 294. 



Hab. A single specimen has been recorded by Mr. Walker 

 from Laxey Bay, Isle of Man, 8 fathoms, and the late Mr. D. 

 Robertson gives "OfFFairland Point, Cumbrae, in 20 fathoms." 



