Desmids from Thailand and Malaysia

Desmids from Thailand and Malaysia 93
contractum Kirchn. var. indentatum (Gr6nbl.) Krieger & Gerloff 6. C. praecisum Borge var.
suecicum (Borge) Krieger & Gerloff 7. C. hammeri Reinsch var. schmidtei GrOnblad & Scott
8. C. bireme Nordst. 9. C, monitifonne (Turp.) Ralfs 10. C. undulatum Corda var. minutum
Wittr. 11. C. obsotetum Hantz. 12. C. obsoletum var. sitvense Gutw. 13. C.
pseudopyramiclatum Lund. var. pseudopyramidatum 14. C. pseudopyramidatum Lund. var.
carniolicum LUtkem. 15. C. impressulum Elfv. 16. C. hammeri Reinsch var. protuberans
W. & G.S. West 17. C, norimbergense Reisch var. depressum W. & G.S. West 18. C.
tithophorum Nordst. var. depressum W. & G,S. West 19. C. taeve Rabenh. var. messikommeri
Croasdale
Plate 16
1. Cosmarium pseudopyramidatum Lund. var. excavatum Nordst. 2. C. perpastum Turner
3. C. sexangulare Lund. 4. C depressum (Ntig.) Lund. 5, C. subauricutatum W. & G.S.
West var. truncatum W. & G.S. West 6. C. moniliforme (Turp.) Ralfs var. pandriforme
(Heimerl) Schmidle 7. C. subcucumis Schm. 8. C. hypochondrum Scott & Gr6nblad 9.
C. medioscrobiculatum W. & G.S. West var. egranulatum Gutw. 10. C. depressum (Nag.)
Lund. var. minutum (Heimerl) Krieg. & Gerloff 11. C, tiibenogense Gutw. f. mintLs G.S.
West 12,13. C. boergesenii Gr6nblad 14. C. pseudopyramidatum Lund. var. abrupttan
Krieg. & Gerloff 15. C. trilobutatum Reinsch 16. C. quadratulum (Gay) DeTcni 17. C.
tatricum Racid. var. groenbladii Krieg. & Gerloff 18. C. pseudoexiguum Racib. 19. C.
polygonum (Ntig.)Arch. 20. C. granatumBr6b. 21. C. subcucumis Schmidle 22. C. regnellii
Wille 23. C. connatum Breb. 24. C, variolatum Lund. var. polygonum Krieg. & Gerloff
25. C. impressulum Elfv. var. crenulatum (Ntig.) Krieg. 26. C. tumidum Lund. var.
subtile Kjrchn.
Plate 17
1. Cosmariumpachydermum Lund. var. minus Nordst. 2. C. pseudorectangtdare Gr6nblad
3,4. C. incertum Schmidle 5. C urceum W. &G.S. West 6. C. depressum (Ntig.) Lund.
var. planktonicum Reverdin 7,8. C. Iunatum Delp. var. orientale Scott & Prescott 9. C.
tumidum Lund. 10. C auriculatum Reinsch var. bogoriense Bernard 11. C. dubium Borge
12. C. moniliforme (Turp.) Ralfs var. pandriforme (Heimerl) Schmidle 13. C granatum
Breb. 14. C. tumidum Lund. 15. C indentatum Gr6nblad var. ellipticum Scott & Gr6nblad
16. C. fitllebornei Schmidle 17. C. tithophorum Nordst. 18. C. anceps Lund. var, undulatum
Krieg. & Gerloff 19. C. retusiforme (Wille) Gutw. 20. C. sexangulare Lund. var.
minus Roy & Bisset 21.C. regnellii Wille var. pseudoregneUii (Messik.) Krieg. & Gerloff 22.
C ocellatum Eichl. & Gutw. 23. C. angulosum Br6b. var. concinnum (Rabenh.) W. & G.S.
West 24. C. depressum (Nag.) Lund. var. achondrum (Boldt) W. & G.S. West 25. C.
variolatum Lund. var. rotundatum (Krieg.) Messik. 26. C. petfissum G.S. West 27. C.
zonatum Lund. var. subcirculare Scott & Gr6nblad f. cylindricum Scott & Gr6nblad 28. C.
pseudopyramidutum Lund. var. ocutatum Krieger 29. C. undulatum Corda var. minutum
Wittr. 30. C. regulare Schmidle 31. C. vanum Gutw. 32. C. stigmosum (Nordst.) Krie-
ger
Plate 18
1. Cosmarium quadratum Ralfs 2. C, binerve Lund. 3,4. C. phaseotus Breb. var. elevatum
Nordst. 5. C. clepydra Nordst. var. truncatum Gutw. 6. C. tenue Arch. var. depressttm
Ir6nee-Marie 7. C. hitidutum DeNot. var. iavanicum Krieg. & Gerloff 8. C. clepsydra
Nordst. var. dissimile Krieg. & Gerloff 9. C. garrolense Roy & Bisset var. pyramidatum
Krieg, & Gerloff 10. C iavanicum Nordst. 11. C bioculatum Breb. var. hians W. & G.S.
West 12. C. abbreviatum Racib. var. minus (W. & G.S. West) Krieg. & Gerloff 13. C.
regnesi Reinsch var. potonicum (Eichl. & Gutw.) Compere 14. C. dotiforme W. & G.S. West
15. C. incertum Schmidle var. borgei Krieg. & Gerloff 16. C. sexangulare Lund. var. rotundatun
Gr6nblad 17. C borgei (Hirano) Croasdale 18. C. pseudoprotuberans Kirchn. var.
kossinskaiae Krieg. & Gerloff 19. C. prominens Turner 20. C. quadratutum (Gay) DeToni
21. C. subgranatum (Nordst.) Lutkem. var. borgei Krie. & Gerloff 22. C hypochondrum
Scott & Grbnblad var. retusum Scott Gr6nblad 23. C. pseudopyramidatt"n Lund. var. abrup-