136 CANON A. M. NORMAN ON 



"Fam. ^TiDiiD^, G. 0. Sars. 

 Genus tEtidifs, G. S. Brady. 



JStidius armatus {BoecTc). 



1872. Pseudocalanus ar?natus, Boeck, Nye Slsegter or Arter af Saltvands- 



copepoder, Christ. Vid.-Selsk. Forliand. p. 38. 

 1901. ^tidius armatus, G. 0. Sars, Crustacea Norway, p. 25, pis. 13, 14. 



Earoe Channel (' Triton ')• 



Grenus GtAIDIUS, GiesbrecJit. 

 GrAiDius TENUisPiNTJS, G. 0. Sars. 



1900. Chiridius tenuispinus, G. O. Sars, Norwegian North Polar Exped., 

 Crustacea, p. 67, pi. 18 ; and 1901, I. c. p. 30, pi. 18, 5 ; and 

 Oaidius tenuispinus, 1903, I. c. p. 162, Supplement, pi. 6. 



The Paroe Channel, 600 fathoms (' Triton'). The types were 

 taken by Nansen in the ' Fram ' at six stations in the Polar Sea, 

 the most northern of which was near 85° JS". 



Gaidius brevispintjs, G. 0. Sars. 



1900. Chiridius brevispinus, G. O. Sars, North Polar Exped. p. 68, pi. 19. 

 1903. Gaidius brevispinus G. 0. Sars, Account Crustacea Norway, 

 vol. iv. Copepoda Calanoida, Supplement, p. 162, pi. 6. fig. 1. 

 "With the last in 600 fathoms in the Earoe Channel ('Triton '). 

 The type specimens were taken by J^Jansen in his Polar Expedi- 

 tion, and were found at the extreme north, 85° 13' N. ; and a 

 single specimen was taken by the 'Michael Sars' in 1900, 

 between Jan Mayen and Finmark, " the depth being recorded to 

 be from 500 and 1000 metres." 



Genus Gaetanijs, GiesbrecJit. 



Gaetanus miles, Gieslreclit. 



1892. Gaetanus miles, Giesbrecht, Pelagische Copepoden, p. 219, pi. 14. 

 figs. 21, 24, 26, 27, 30, pi. 36. figs. 1, 3 ; and 1898, p. 32. 



Earoe Channel down to 600 fathoms. It has not previously 

 been recorded north of 35°, but occurs both in the Atlantic and 

 Pacific Oceans. 



