Cyclops. 
211 
SECOND AND THIRD FEET. 
Outer br. ex, 2 spines. Inner br. ex. 1 seta. 
ap. 1 spine, 1 seta. ap. 1 spine, 1 seta, 
in. 3 setae. in. 3 setae. 
FOURTH FOOT. 
Outer br. ex. 2 spines. Inner br. ex. 1 seta. 
ap. 1 spine, 1 seta. ap. 2 spines, 
in. 3 setae. in. 2 setae. 
Cyclops signatus Koch. 
Plate V, figs. 7-9. 
1820. Monoculus quadricornis albidus Jurine (2), pp. 44 and 47, 
pi. II, figs. 10-11; pi. Ill, fig. 24. 
1820. Monoculus quadricornis fuscus Jurine (2), p. 47, pi. II, 
fig. 2. 
1841. C. signatus Koch (3), H 21, pi. VIII. 
1841. “ annulicornis Koch (3). H 21, pi. VI. 
1850. u quadricornis var. b Baird (4), p. 202, pi. XXIV, fig. 4. 
1850. “ “ var. c Baird (4), p. 203, pi. XXIV, fig. 5. 
1857. “ coronatus Claus (7), p. 29, pi. II, figs. 1-11. 
1857. u tenuicornis Claus (7), p. 31, pi. Ill, figs. 1-11. 
1863. “ coronatus Claus (9), p. 97, pi. II, fig. 16; pi. X, fig. 1. 
1863. 11 tenuicornis Claus (9), p. 99, pi. I, fig. 3; pi. II, fig. 
17; pi. IV, fig. 5. 
1863. “ signatus Sars (11), p. 242. 
1863. “ annulicornis Sars (11), p. 243. 
1863. “ tenuicornis Sars (11), p. 242. 
1863. u coronatus Lubbock (10), p. 199. 
1863. u tenuicornis Lubbock (10), p. 202. 
1872. “ coronatus Fric (13), p. 218, fig. 11. 
1872. “ tenuicornis Fric (13), p. 219, fig. 12. 
1874. u clausii Poggenpol (14), p. 70, pi. XV, figs. 4-14. 
1875. “ signatus Uljanin (15), p. 29, pi. IX, figs. 6-11; pi. 
XI, fig. 8. 
1876. “ “ Hoek (16), p. 12, pi. I. figs. 14. 
1876. “ coronatus Hoek (16), p. 12. 
