a 
270 CENSUS OF PLANTS INDIGENOUS TO AUSTRALIA. — 
Fragilaria, Lyngbye, Tent. hydroph. Dan. 182 (1819). 
Synedra, Ehrenberg, Infus. Thierch. 212 (1838). 
ican Kuetzing in der Regensb. Flora 693 (1833). 
Nitzs ) 
Navicula, Bory in Dict. class. XI, 472 (18 
Pinnularia, Ehrenberg, Ber. Akad. Berl. a1 1840), 
Orthoseira, a in Ann. and Mag. of Nat. Hist. & 
167 (18 
AB che a, Ber. Berl. Akad. 71 & 78 (1845). 
Pleurosigma, W. Smith, Synops. of Brit. Diatomac., t. 
XXII (185 2A 
Stauroneis, Ehrenberg, tata des microsc. Lebens. in Amer. 
134-135, t. I & I (184 
Gomphonema, teats, Syst. ahs p. XVI & 11 (1824). 
Tabellaria, Ehrenberg, Ber. Berl. Akad. 217 (1839.) : 
Grammatophora, Ehrenberg, Kreide Thierch. 74 (1840). é 
Hydrosera, tab aly in the Journal of the Microsc. Soc. VI, sel 
XIIT (1838). : 
The generic synonymy of the pp ins: is ‘i omitted. 
Further tribal subdivision of Zoosperm acer 
admissible from Podhsinkoist, flor. Europ. ale pr dule. et 
_ Marin. (1864-1868), 
ith a future supplement of such genera of plants <a 
hereafter yet be proved to exist likewise in t of site 
also be given a list of all the —_ of fossil plants 
found in Australia, 
