98 BULLETIN 81, UNITED STATES NATIONAL MUSEUM. 



STEPHANOCEROS FIMBRIATUS (Goldhiss). 



Coronella fimhriata Goldfuss, Handb. Zool., 1820, p. 77. 



Stephanoceros eichhornii Ehrenberg, Abh. Akad. Wiss. Berlin (for 1831), 1832, p. 125. 

 Stephanoceros vulgaris Oken, Allg. Naturg., vol. 5, pt. 1, 1835, p. 48. 

 ? Stephanoceros glacialis Perty, Mitth. Nat. Ges. Bern, 1849, p. 34. 

 Stephanoceros fimhriatus Montgomery, Proc. Acad. Nat. Sci. Philadelphia, vol. 55, 

 1903, p. 374, pi. 19, figs. 9-18. 



STEPHANOCEROS MILLSII (Kellicott). 



Floscularia millsii Kellicott, Proc. Amer. Soc. Micr., vol. 7, 1885, p. 48, pi. 2, fig. 9. 

 Stephanoceros millsii Kellicott, Proc. Amer. Soc. Micr., vol. 9, 1888, p. 183. 



Genus SYNCH^ETA Ehrenberg. 



Synchseta Ehrenberg, Abh. Akad. Wiss. Berlin (for 1831), 1832, p. 135. 

 Type (by present designation). — Synchaeta pectinata Ehrenberg. 



SYNCH^TA ATLANTICA Zelinka. 



Synchaeta atlantica Zelinka, Rotat. Plankton-Exped., 1907, p. 5, pi. 1, figs. 1-11. 



SYNCHiETA BALTICA Ehrenberg, 



Synchseta baltica Ehrenberg, Abh. Akad. Wiss. Berlin (for 1833), 1834, p. 220. 

 Synchseta apus Plate, Zeitschr. Wiss. Zool., vol. 49, 1889, p. 1. 



SYNCH^ETA BICORNIS Smith. 



Synchseta bicornis Smith, Trans. Amer. Micr. Soc. (for 1903), vol. 25, 1904, p. 121, 

 pi. 18. 



SYNCHiETA CECILIA Rousselet. 



Synchaeta cecilia Rousselet, Journ. Royal Micr. Soc, 1902, p. 406, pi. 7, fig. 16. 



SYNCH^ETA CURVATA Lie-Pettersen. 



Synchaeta curvata Lie-Pettersen, Bergens Mus. Aarb., 1905, No. 10, p. 27, pi. 1, fig. 8, 

 text fig. 2. 



SYNCH.^ETA FENNICA Rousselet. 



Synchseta fennica Rousselet, Journ. Royal Micr. Soc, 1909, p. 170, pi. 5, fig. 1. 



SYNCH.«;TA GRANDIS Zacharias. 



Synchseta grandis Zacharias, Forschungsber. Biol. Stat. Plon, vol. 1, 1893, p. 23, 

 pi. 1, fig. 2. 



SYNCHiETA GYRINA Hood. 



Synchasta gyrina Hood, Sci. Goss., vol. 23, 1887, p. 149, fig. 



SYNCH.a;TA KITINA Rousselet. 

 Syndiseta hitina Rousselet, Journ. Royal Micr. Soc, 1902, p. 395, pi. 4, fig. 6. 



SYNCH.«;TA LITTORALIS Rousselet. 

 Synchseta littoralis Rousselet, Journ. Royal Micr. Soc, 1902, p. 398, pi. 7, fig. 15. 



SYNCH.a;TA LONGIPES Gosse. 

 Synchaeta longipes Gosse, Journ. Royal Micr. Soc, 1887, p. 5, pi. 2, fig. 15. 



SYNCH.ETA NEAPOLITANA Rousselet. 

 Synchseta neapolitana Rousselet, Journ. Royal Micr. Soc, 1902, p. 410, pi. 5, fig. 9. 



