197 



1. Ptycliopterle maerodlscus CORDA Beitr. p. 76. 



Pt. trunco crasso laevi, cicatricibus octonis in ordine spirali qua- 



ternario dispositis lanceolato-ellipticis , utrinque acutis , lon- 



^itudinaliter contiguis , sulco marj^inatis, disco linea seiuilu- 



nata transversali sulcisque longfitudinalihus instructis. 



Caiilopteris macrodiscus Sternb. Vers. U. p. 172. 

 Sigillaria macrodiscus Broiig. Hist. veyet. foss. I. p. 418. t. 139. 

 In schisto lilhanihracum ad Cygneani Saxoniae. 



«. Ptyehopterls striata CORDA Beitr. p. 76. 

 Nec descripta nec delineata. 



In schisto lithanlhracum ad Waldenburg Silesiae. 



91. Caiilopteris LINDL. et HITT. 



Caiidex arboreus cylindricus , extiis cicatricibus e foliorum 

 insertione instructus. Cicatrices spiraliter dispositae ( \ ) 

 oblongae , fasciculis vasoruin irregulariter agglomeratis 

 expletae. 



Corda Beitr. p. 76. 



f . Caulo|iteri8 prlmaeTa LI\DL. et HUTT. Poss. flor. l. 



p. 181. t. 48. Sternb. Vers. II. p. 173. 6dpp. Syst. fil. /oss. p. 450. 



C. trnnco crasso, cicatricibus duodenis (?) in ordine spirali qui- 



nario (^) dispositis lanceolatis v. oblongo-lanceolalis utrin- 



que obtusis ob.solete marginatis, disco ru^oso scrobiculatis, 



intcrstitiis transverse sulcatis. 



Sigillaria Lindleyi Brong. Hist. vigdt. foss. I. p. 419. t. 140. f. 1. 

 In schislo lithanlhracum ad Radstock prope Batb Angliae. 



«. Caulopterlw Phillipsil LINDL. et IIUTT. Foss. flor. II. 

 p. 161. 1. 140. Sternb. Vers. II. p. 178. Gdpp. Syst.fil. foss. p. 451. 

 C. trunco crasso laevi , cicatricibus octonis (?) in ordine spirali 

 quatcrnario dispositis , ovalibus obtusissiuiis imoursis , disco 

 inaequalitcr ac interrupte sulcatis rugosisque , sacpc linca 

 obsulctc circulari insignitis. 



In schisto lithanthracnm ad Camerton \n Somersetshire An|;!iae. 



S.(?) CaulopterlM appen«licuiata U\G. <$^no/;«. p. 110. 



C. trunro sulcis undulato-rcticulntis notato , cicatricibus pyrifor- 

 niibus ulrinquc rolundato - obtusi.s, basi appeiidicc triHugulari 



