Desmids from Thailand and Malaysia

EXPLANATION OF FIGURES
PIatel ,
1. Gonatozygon acuteatum Hast. 2. G, monotaenium Debary 3,4. G. kinahani (Arch.)
Rabenh. 5. Closterium parvulum Nag. 6, CL parvulum Nag. var. angustum W. & G.S.
West 7. Cl. flaccidum Delp. 8. Mesotaenium macrococcum (KUtz,) Roy & Bisset 9. Cl.
ehrenbergii Menegh. var. malinvernianum (DeNot.) Rabenh. 10. Cl. monitiferum (Bory)
Ehrenb. var. concavum Klebs 11. CL intermedium Raifs 12. CL acutum Breb. 13. Cl.
gracile Br6b. 14, Tetmemorus laeve (KUtz.) Ralfs var. tropicus Krieger 15. Cl. infractum
Messik.
Plate 2
1. Ctosterium ralfsii Br6b. var. hybridum Rabenh. 2, CL venus KUtz. 3. Ct. acerosum
(Schrank) Ehrenb. var, elongatum Breb. 4, CL kuetzingii Breb. 5. Cl, idiosporum W. &
G,S.West 6. Cl. ehrenbergii Menegh. 7. Ct. dianaeEhrenb. 8. Cl. archerianum Cleve
Plate 3
1. Actinotaenium westii (Bernard) Hirano, com. nov. 2. CL baillyanum (Breb.) Breb. 3.
Cl. striotatum Ehrenb. var. subdirectum (W. West) Krieger 4. Cl. calosporum Wittr. 5. Cl,
striotatum Ehrenb. var. borgei (Borge) Krieger 6. Ct. striolatum Ehrenb. 7. Ct, laterate
Nordst. 8. Cl. utna Focke 9. CL striotatum Ehrenb. var. borgei (Borge) Krieger 10. CL
parvutum Nag. var. angustum W. & G.S. West 11. Cl. pusillum Hantzsch var. mojus Racib.
12. CL striolatum Ehrenb. var. rectum W. West 13. Cl. cornu Ehrenb.
Plate 4
1. Ctosterium ulna Focke 2. Cl. subscoticum Gutw. 3. Cl. utna Focke 4. CL ralfsii
Breb. var. hybridum Rabenh. 5. Cl. pseudopussilum Messik. 6. Mesotaenium degreyi Turner
7, M. endolicherianum Nag. 8. Cl. ptLssitlum Hantz. var. majus Racib. 9. Cl, ulna
Focke 10. Cl. rostratum Ehrenb. 11. Cl. intermedium Ralfs 12. Penium spirostriotatum
Barker 13,14, Tetmemorus granulattLs (Breb.) Ralfs var. attenuatum W. West 15. Cylindrocystis
brebtssonii Menegh.
Plate 5
1. Tetmemorus taevis (KUtz.) Ralfs var. minutus (DeBary) Krieger 2-4. Ichthyocercus tongispinus
(Borge) Krieger 5. Cylindrocystis brebissonii Menegh. var. ienneri (Ralfs) Hansg. 6.
Docidium baculum Breb. 7. Penium margaritaceum (Ehrenb.) Breb. 8. Pleurotaenium
trabecula (Ehrenb.) Ntig. 9. PL trabecula (Ehrenb.) Nag. var. crassum Wittr. 10,11. Pl.
rectumDelp. 12,13. Pl. baculoides (Roy &Bisset) Playfair 14. PL indicum (Grun.) Lund.
Plate 6
1. Ctosterium moniliferum (Bory) Ehrenb. var. concavum Klebs 2, Cl. pseudotunula
Borge 3. CL pritchardianum Arch. 4. Cl. acerosum (Schrank) Ehrenb. var. acerosum 5.
Cl. acerosum (Schrank.) Ehrenb. var. elongatum Breb. 6. CL pusill"m Hantzsch var. maius
Racib. 7. CL pseudolunula Borge 8. CL ehrenbergii Menegh. var. matinvernianum (De-
Not.) Rabenh.
Plate 7
1. Ctosterium acerosum (Schrank) Ehrenb. var. casinoense Playfair 2. Ct. iuncidum Ralfs
var. etongatum Roy & Bisset 3, CL cornu Ehrenb. 4,5. Ct, nematodes Joshua 6. Ct.
Ieibleinii Ktitz. 7. Cl. acutum Br6b. var. variabile (Lemm.) Krieger 8. Ct. dianae Ehrenb.
var, arcuatum (Breb,) Rabenh, 9. CL ralfsii Br6b. var. gracilius (Maskell) Krieger 10. Cl.
pusiUum Hantz. var. maius Racib. 11. Pl. minutum (Ralfs) Delp. var. minutum 12. Pt,
minutum (Ralfs) Delp, var. crassum (W. West) Krieger 13. Pl. minutum (Ralfs) Delp. var.
cylindricum (Borge) Krieger
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