LIST OF THE PLATES. 



11 

 11 





 ,, 



,, 



PLATE LXXXV- -continued. 



Figs. 5. C. anisocliondrum (p. 



212) 

 ,, 6-7. C. bipunctatum (p. 



213) 

 ,, 8. C. bipapillatum (p. 



214) 



9-10. C. quinarium (p. 216) 

 11. C.fastidiosum (p. 218) 

 ,, 12. C. punctulatum (p. 



211) 



13-15. C. Kjellmani (p. 219) 

 16-24. C. liumile (p. 221) 

 25-26 --C. subdanicum (p. 

 122) 



PLATE LXXXYI. 



Figs. 1-6. Cosmarium Blyttii (p. 



225) 



7-9. C. sexnotatum (p. 227) 

 10-18. C. subcrenatum (p. 



228) 

 ,, 19-25. C. subprotumidum (p. 



231) 

 26-32. C. Boeckii (p. 234) 



PLATE LXXXVII. 



Figs. 1-2. Cosmarium calcareum 



(p. 235) 

 ,, 3-12. C. subcostatum (p. 



236} 



13-16. C. costatum (p. 239) 

 17. C. entocliondrum (p. 



193) 



,, 18. C. disticlium (p. 215) 

 ,, 19-22. C. quadratum (p. 57) 



PLATE LXXXVIII. 



Figs. 1-5. Cosmarium formo- 



sulum (p. 240) 

 ,, 6. C. subreniforme (p. 



243) 

 ,, 7. C. pycnoclwndrum (p. 



244) 

 ,, 8. C. didymoprotupsum 



(p. 192) 

 ,, 9. C. pulclierrimum (p. 



245) 

 10-14. C. binum (p. 246) 







,, 



PLATE LXXXIX. 



Figs. 1-10. Cosmarium speciosum 



(p. 247) 

 ,, 11-13. C. subspeciosum (p. 



252) 

 ,, 14-15. C. speciosissimum (p. 



254) 



PLATE XC. 



Figs. 1-3. Cosmarium subalatum 



(p. 255) 



4-6. C. liexalobum (p. 257) 

 7-8. C. alatum (p. 256) 

 ,, 9-13. C. nasutum (p. 259) 

 ,, 14-15. C. eductum (p. 261) 

 ,, 16. C. didijmocliondrum 



(p. 262) 



17-18. C.subnotabile (p. 263) 

 19-20. C. tumens (p. 264) 



PLATE XCI. 



Figs. 1-3. Cosmarium retusum, 



(p. 265) 

 ,, 4-5. C. iniequalipellicum 



(p. 266) 

 ,, 6-7. C. Ungerianum (p. 



195) 

 ,, 8. C. Oligogongrus (p. 



194) 

 ,, 9. C. subtrinodulum (p. 



218) 

 ,, 10. C. pseudoprotuberans 



(p. 83) 



11. C. Grantii 

 ,, 12. C. quadrifarium (p. 



144) 

 ,, 13. C. polygonum (p. 76) 



PLATE XCII. 



Figs. 1. Cosmarium ovale (p. 



267) 

 ,, 2. C. venustum (p. 11) 



3. C. Quasillus (p. 188) 

 ,, 4-5. C. vexatum (p. 187) 



PLATE XCIII. 



Figs. 1. Cosmarium ovale (p. 



267) 



