802 Conjugatas, DesniidiacecT, Gonatozygon. 



p. 181, Fl. Eur. Algar. III, p. 155, Wolle Desm. U. S. p. 22, t. 1, 

 f. 1, Gonaiozygon monodvnium De-Bary in Hedwigia I, p. 106, 

 Rabenh. Alg. n. 539, Leptocyslinema a^periijn Arclier in Micr. 

 Journ. 1859, p. 134, Docidium? asperum Ralfs Brit. Desm. p. 158, 

 t. 26, f. 6 non Breb. — Cellulis longo cylindraceis, 10-20, raro 

 tantum 6 p.. latis, 10-20-plo longioribus, utrinque liaud vel vix 

 attenuatis, in morem Mougeotice conjunctis; membrana ffiqualiter 

 verrucis minutis acutis ornata. 



Hah. in stagnis paludosis, aquis turfosis, pluribus locis Saxo 

 ni^ et BorussicB (Rabenhorst, De-Bary), pr. a Penzance » An- 

 glia3 (Ralfs) et ad Dublinum Hiberniffi (Archer) ad Upsaliam 

 Suec'?e (Cleve), ad cc Jeziorki » in Galicia (Schliephacke), pr. 

 ((Wittingau» Bohemias (Hansgirg), in Fennia (Elfving), Belgio 

 (De-Wildeman) Hungaria (Istvanffi), et Sibiria (R. Boldt); ad 

 «Mauna Kea» ins. Sandwic. (S. Berggren sec. Nordstedt). — Var. 

 piloseilum Nordst. in Wittr. et Nordst, Alg. aq. dulc. exs. sub n. 

 750 et in Botaniska Notiser 1886, p. 136. Gonatozygon Ratfsii De- 

 Bary forma Archer Dubl. Micr. Club. 19 Nov. 1868 (Micr. Journ. 

 1869): forma membrana cellularum muricibus ad 2,5 ij.. longis ob- 

 sessa. In fossis turfosis inter a Llwyniarth )) et aGi-aig» prope a Dol- 

 gelly» in Cambria Anglia^ (0. Nordstedt). — Ex ipso auctore 

 a G. piioso Wolle apicibus paullo tumidis, pilis minus acutis (ut 

 videtur) paullo densioribus prsecipue differt. 



3. Gonatozygon Kinaiiami (Archer) Rabenh. Fl. Eur. Algar. III, p. 156, 1910 

 Leplocyslinema Kinahami Archer in Micr. Journ. 1859, n 134, 

 Nat. Hist. Rev. V, p. 250, Cooke Brit. Desm. p. 2, t. 1, f. 3, 

 Ralfs in Pritch. Inf. p. 722, t. III, f. 4. — Valde elongatum (4-7 

 cm. longum), fragilissimum ; cellulis gracilibus, sa;pe singulis, 12-13 



(ji. latis, 20-40-pIo longioribus, exacte cylindricis, utroque polo 

 abrupte truncatis; membrana levi. 



Hab. m stagnis prope Dublinum in Hibernia (ArCher). 



4. Gonatozygon Kjellmanii Wille Ferskvandsalger fra Novaja Semlja 1011 

 p. 59, t. XIV, f. 78. — Cellulis fere cylindraceis, leniter curvatis, 



72 t; 8, apice 5-6 [j.. latis, in medio parum tumidis, iiifra utrumque 

 polum constrictis; membrana subtilissime punctata. 



Hah. ad «Matotchkin» Novjc Seinlia; (F. R. Kjellman); ad 

 «Dudinskoje» Sibiriae (R. Boldt); in Polonia (Raciborski). 



5. Gonatozygon sex-spiniferum Turner in Journ. of R. Micr. Society 1912 



1885 Decemb., ser. II, vol. V, p. 940, pl. XVI, f. 27 et in Notarisia 



1886 p. 30, Wolle Freshw. Alg. U. S. p. 21. — Cellulis 88-191 ^ 



