Fig. X. Gymnodinium, subgenus Gymnodinium subgen. nov. 1. G. sulcatum sp. nov. 2. G. contractum 

 sp. no. 3. G. musei Danysz. After Pouchet (1887, pi. 10, fig. 6). i. G. rubricauda sp. nov. 5. G. fusus Schiitt. 

 After Schutt (1895, pi. 24, fig. 79). 6. G. scopiilosum sp. nov. 7. G. flavmn sp. nov. 8. G. rotundatuvi Klebs. 

 After Klebs (1912, p. 392, fig. 5). 9. G. uberrimum (Allman) Kofoid and Swezy. After Penard (1891, pi. 5, 

 fig. 8). 10. G. hogoriense Klebs. After Klebs (1912, fig. 7). 11. G. violescen.i sp. nov. 12. G. minor Lebour. 

 After Lebour (19176, fig. 8). 13. G. marinum Saville-Kent. After SavilleKeut (1880-82, pi. 25, fig. 60). 

 14. G biciliatum Ohno. After Ohno (1911, pi. 1, fig. 4). 15. G. ovulum sp. nov. 16. G. palustre Schilling. 

 After Schilling (1891a. pi. 10, fig. 11). 17. G. Uncopunicuin sp. nov. 18. G. mirabile Penard. After Penard 

 (1891. pi. 5, fig. 1). 19. G. fuscum (Ehreuberg) Stein. After Ehrenberg (1838, pi. 22, fig. 15). 20. G. fiUint 

 Lebour. After Lebour (19176, fig. 9). 21. G. ravenesren.i sp. nov. 22. G. grammaticum Pouchet. After Pouchet 

 (1887, pi. 10, fig. 8). 23. G. varians Maskell. After Maskell (1887, pi. 1, fig. 9). 24. G. tiride Penard. After 

 Penard (1891, pi. 4, fig. 11). 25. G. aeruginosum Schilling. After Schilling (1891a, pi. 10, fig. 10). 26. G. 

 paradoxum Schilling. After Schilling (1891a, pi. 10, fig. 13). 27. G. cunicum Lebour. After Lebour (19176, 

 fig. 4). 28. G. ciiictum sp. nov. 29. G. vorticeUa Stein. After Stein (1883, pi. 3, fig. 1). 30. G. fulgens nom. 

 sp. nov. After Lebour (19176, fig. 3). 31. G. doma sp. nov. 32. G. di.isimile sp. nov. 33. G. incisum sp. nov. 

 34. G. earinotum Schilling. After Schilling (1891a, pi. 10, fig. 12). 35. G. pseudonoctiluca Pouchet. After 

 Pouchet (1885a, pi. 4, fig. 34). X 500. 



