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 TOOT. 



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 (?), p. 29, pi. II, figs. 1-11. 



1857. " 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. u tenuicornis Claus (9), p. 99, pi. I, fig. 3; pi. II, fig. 



17; pi. IV, fig. 5. 



1863. " signatus Sars (11), p. 242. 



1863. (t annulicornis Sars (11), p. 243. 



1863, " tenuicornis Sars (11), p. 242. 



1863. " coronatus Lubbock (10), p. 199. 



1863. " tenuicornis Lubbock (10), p. 202. 



1872. " coronatus Fric (13), p. 218, fig. 11. 



1872. " tenuicornis Fric (13), p. 219, fig. 12. 



1874. " 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. 1-4. 

 1876. " coronatus Hoek (16), p. 12. 



