322 MR EGBERT KIDSTON ON THE 



Pecopteris, Brongt. 

 Pecopteris arborescens, Schloth., sp. 



Fildcites arborescens, Sohloth., Flora d. Vorwelt, p. -il, pi. viii. figs. 13, 1-1. 

 Pecopteris arborescens, Brongt., Hii<t. d. vegH. foss., p. 310, pis. cii. ciii., figs. 2, 3. 

 PecopterU arhoreseeiis, Kidston, Trans. Roy. Soc. Edin., vol. sxxiii. p. 366.* 



Horizon: — At a depth of 336 yards. 



Pecopteris unita, Brongt. 



Pecopteris unita, Brongt., Hist. d. veget. foss., p. 342, pi. cxvi. figs. 1-5. 



Pecopteris unita, Kidston, Travis. Roy. Soc. Edin., vol. xsxiii. p. 367, p»l. xxiv. figs. 2-9.* 



Horizon: — At a depth of 336 yards. 



Pecopteris Miltoni, Artis, sp. 



Filicites Miltoni, Artis., Antedil. Phyt., pi. xiv. 



Pecopteris Miltmii, Kidston, Trans. Roy. Soc. Edin., vol. xxxiii. p. 374.* 



Pecopteris abhreviata, Brongt., Hist. d. verjet foss., p. 337, pi. oxv. figs. 1-4. 



Horizon : — At a depth of 336 yards. 



Alethopteris, Sternb. 

 Alethopteris decurrens, Artis, sp. 



Filicites decurrens, Artis, Antedil. Phyt., pi. xxi. 



Alethopteris decurrens, Zeiller, Flore foss. du hassin laniiller d. Valenciennes, pi. xx.xiv. figs. 2, 3 ; pi. xxxv. 



fig. 1; pi. xxxvi. figs. 3, 4. 

 Pecopteris heterophylla, L. and H., Foss. Flora, vol. i. pi. xxxviii. 

 Pecopteris Mantelli, Brongt., Hist. d. vegH. foss., p. 278, pi. isxxiii. figs. 3, 4. 



Remarks. — This is most probably only a variety of Alethopteris lonchitica, Schloth.. 

 sp., with which I have previously united it. 



Horizon : — At a depth of 440 yards. 



Alethopteris aquilina, Schloth., sp. 



Filicites aquilina, Schloth., Flora d. Voriuelt, p. 38, pi. iv. fig. 7; pi. v. fig. 8. 

 Horizon : — At a depth of 336 yards. 



* Where remarks and further references will be found. 



