FOSSIL PLANTS OF BRITAIN. 453 



a valuable memoir lately published by Prof. Goppert, 1 as 

 well as to some suggestions of Professor and Mr. G. Don. 



PLANTM CRYPTOGAM1CM. 



Confervites, Brongn. 

 Filaments simple or branched, divided by internal partitions. 



Conf.fasciculata, Brong. Hist. tab. 1, fig. 1. Chalk, Lewes, 

 Steyning, Norwich. Chalk marl, Hamsay, Isle of Born- 

 holm. 



Conf. . Mant. Geol. Suss. tab. 9, fig. 12. Chalk, 



Lewes. 



Fucoides, Brongn. {Algacites, Schloth.) 



Frond continuous, never articulated, usually not symmetrical or subcy- 

 lindrical, simple, or oftener branched, naked, or more commonly leafy ; or 

 membranous, entire, more or less lobed, with no ribs or imperfectly marked 

 ones, which branch in an irregular manner, and never anastomose. 



Fuco. Brongniarti, Mant. tab. 9, fig. 1. Chalk, Lewes. 



Targioni, Brong. Hist. tab. 4, fig. 2. Upper green 



sand, Bignor, Sussex. 



furcatus, Brong. Hist. tab. 5, fig. 1. Stonesfield slate, 



Stonesfield, Oxon. 



arcuatus, Lindl. and Hutt. ;ii. tab. 185. Ool. shale, 



Gristhorpe Bay. 



granulatus, Brong. Lias, Lyme Regis. Boll, 



Wurtemburg. 



Mant. Geol. Suss, page 83. Gault, Norlington, 



Blechingly. 



T ympanophora, Lindl. z 



Tymp. simplex, Lindl. and Hutt. iii. tab. 170 A. Low. ool. 



shale, Cloughton Wyke, Scarborough. 

 racemosa, Lindl. and Hutt. iii. tab. 170 B. Low. ool, 



shale, Cloughton Wyke. 



Chondrites, Sternb. 



Frond cartilaginous, filiform, dichotomously branched, branches cylin- 

 drical ; compressed in the specimens. 



Chond. trichomanoides, Gopp. page 268, tab. 30, fig. 2 b. — 

 Coal measures, Attendorf. 



1 Gopp. ' Systema Filicum Fossilium,' H. R. Goppert. Novorum Ac- 

 tomm Academiae Csesariae Leopoldino-Carolinae Naturae Curiosorum Sup. 

 vol. xvii. 1836. 



2 Generic characters not determined. 



Vol. III.— No. 33. n. s. 3 c 



