ENTOMOSTRACA OF THH: SCOTTISH NATIONAL ANTARCTIC EXPEDITION. 331 



Fam. Onc^eid.^. 



Genus Onceea, Philippi, 1853. 



Oncsea venusfa, Philippi. 

 1843, Oncxa venusta, Phil., Wiegman's Archiv fur Nalurgcach. (1843), p. 62, pi. iii. fio;. 3. 



This species was observed in gatherings from Stations 18, 25, 36, 49, 56, and 62, 

 19° 59' N., 2.3° 34' W., to 4° 15' S., 33° 38' W. 



Onesea mediterranea, Glaus, var. 

 1863, Antaria mediterranea, Glaus, Die freilehenden Oopepoden, p. 159, Taf. 30. 



The only gatherings in which this form occurred were from three stations in the 

 South Atlantic, viz., 55, 64, and 93, 0° 22' S., 31° 00' W., to 30° 5' S., 45° 28' VV. 



Onciea conifera, Giesbrecht. 

 1891, Oncxa conifera, Giesb., Atti Accad. Lincei, Eoma (4), vol. vii. p. 8. 



This species, which appeared to be of more frequent occurrence than the two just 

 referred to, was observed in gatherings from Stations 14, 18, 19, 26, 29, 32, and 33, 

 21° 28' K, 22° 40' W., to 9° 40' N., 25° 28' W., in the North Atlantic, and at Stations 

 56, 59, 62, and 90 in the South Atlantic, 0° 42' S., 31° 20' W., to 26° 50' 8., 42° 20' W. 



Fam. CoRYu^tD^. 



Genus Corycwus, Dana, 1845. 



Corycseits vemistus, Dana. 

 1849, Corijcxus venudus, Dana, Proc. Amer. Acad., Boston, vol. ii. p. 8. 



This Corycseus occurred sparingly in gatherings from three stations in the South 

 Atlantic, viz., 90, 93, and 95, 26° 50' S., 42° 20' W., to 32° 15' S., 47° 30' W. 



Corycmts ovalis, Clans. 

 1863, Conjcseus omlis, Claus, Die freilehenden Copepoden, p. 158. 



The only gathering in which this species was obtained was from Station 44, 

 3° 42' N., 26° 26' W. 



Corycwus ohtusus, Dana. 

 1852, Corycxus obtusus, Dana, Grud. U.S. Kxpl. Kxped., p. 1214, pi. l.xxxv. fig. 6, 



With the exception of Corycseus speciosus this appeared to be the most commonly 

 distributed member of the genus in the Scotia collection. It was observed in gather- 

 ings from about twenty-seven stations, ranging from Stations 13, 15, and 19, North 

 Atlantic, 21° 58' N., 22° 26' W., to 19° 12' N., 24° 08' W., to 85, 90, and 95, South 

 Atlantic, 23° 8' S., 39° 40' W., to 32° 15' S., 47° 30' W., but it was nowhere very plentiful. 



(ROY. ROC. EDIN. TRANS., VOL. Xl.VIII., .")77.) 



