606 



Cerapus falcatus, Thompson, Ann. and Mag. of Nat. Hist. 1847. XX. p. 244. 

 Fodocerus pulchellus, Milne-Edwards, Ann. d. Sci. Nat. Hist. 1830. t. XX. p. 384. a^. 



Hist. d. Crust. 1840. p. 64. 



— — Spence Bate, Brit. Assoc. Rep. 1855. p. 59. Ann. Nat. Hist. 



1857. 2. ser. XIX. p. 148. Catal. Amphip. Crust. Brit. 

 Mus. 1862. p. 253. pi. XLHI. fig. 8. 



— — White, Hist. Brit. Crust. 1857. p. 198. 



— — Gosse, Mar. Zool. 1855. p. 141. 



— — Spence Bate and Westwood, Brit, sessile-eyed Crust. 1863. p. 436. 



— — Norman, Rep. on the Shetland Crust. 1868. p. 285. 



— calcaratus, Rathke, Acta Acad. Leop. 1843. XX. p. 91. t. IV. fig. 9. a^. $. 



— — Costa, R. sui Crost. del Amfip. regno di Napoli 1856. p. 230. 



— — Bruzelius, Skand. Amphip. Gamm. 1859. p. 22. 



— falcatus, Spence Bate, Catal. Amphip. Crust. Brit. Mus. 1862. p. 255. pi. 



XLIV. fig. 1. 



— — Spence Bate and Westwood, Brit, sessile-eyed Crust. 1863. p. 445. 



— — Norman, Rep. on the Shetland Crust. 1868. p. 285. 



— — A. Boeck, Crust, amphip. bor. et arct. 1870. p. 168. 



— pelagicus, Spence Bate, Catal. Amphip. Crust. Brit. Mus. 1862. p. 255. pi. 



XLIV. fig. 2. 2. 



— — Spence Bate and Westwood, Brit, sessile-eyed Crust. 1863. p. 447. 



— — Norman, Rep. on the Shetland Crust. 1868. p. 285. $. 



— monodon, Heller, Beitr. etc. Denkschr. d. k. k. Acad. d. Wissensch. 1867.. 



26. B. 2. Abth. p. 45. tab. IV. fig. 4—5. $. 



Angulus capitis lateralis rotundatus. Pedes 2di paris apud marem maim 

 praelongata, curvata, longiore qvam articulis praecedentibiis junctis, ex summo mar- 

 gine posteriore calceni longam eraittenti, in fine marginis ejusdem tuberculo instnicla; 

 apud feminam manu ovata, in margine posteriore tuberculis duobus vel tribus in- 

 structa. Pedes 3tii et 4ti paris articulis brevissimis; articulo 3tio in angulo infe- 

 riore posteriore ad finem articuli 4ti producto; articuli 5to ovato. Pedes saltatorii 

 ultimi paris ramo exteriore in extreme margine superiore spinis duabus vel tribus 

 armato; ramo interiore in apice dente uno obtuso instructo. 



Laengden er 9°"°. 



Legemets Form er lig den hos P. angvipes. 



De 0vre Folere naa frem omtrent til Enden af Skaftet paa de nedre F0- 

 lere og ere smalere end disse. Skaftets forste Led er kortere end Hovedet; det andet 

 er en Trediedel Isengere; det tredie er noget kortere end det foregaaende, men Isen- 

 gere end det forste Led. AUe Led have B0rsteknipper paa den undre Side. Sv0bea 



