74 MATONIDIUM. 



advisability of regarding Matonidium Wiesneri as a variety of 

 Matonia pectinata rather than as a distinct species. 



Matonidium Goepperti (Ettingshausen). 



[Abh. k.-k. geol. Reichs. vol. i. Abth. 3, No. 2, p. 16, pi. v, 1852.] 

 (PI. XI. ; Text-fig. 7.) 



1843. Cycadites Althausii, Duuker, Progr. p. 7. 



1846. Pecopteris Althausii, Dunker, Wealdenbildung, p. 5, pi. ii. fig. 2. 



P. polydactyla, Dunker, loc. cit. p. 5, pi. vii. fig. 4. 



P. Conybeari, Dunker, loc. cit. p. 7, pi. ix. figs. 8 and 8a. 



Alethopteris elegans, Dunker, loc. cit. p. 8, pi. vii. fig. 7. 



1849. Pecopteris polydactyla, Brougniart, Tableau, p. 107. 

 P. Conybeari, Brongniart, loc. cit. p. 107. 



P. Althausii, Brongniart, loc. cit. 

 P. elegans, Brongniart, loc. cit. 



1850. Pecopteris poly daet i/la, Unger, Gen. spec, plant, foss. p. 177- 

 P. Conybeari, Unger, loc. cit. p. 177. 



P. Althausii, Unger, loc. cit. p. 176. 

 Alethopteris elegans, Unger, loc. cit. p. 147. 

 1852. Alethopteris Goepperti, Ettingshausen, Abh. k.-k. geol. Reichs. vol. i, 



Abth. 3, No. 2, p. 16, pi. v. 



1854. Alethopteris elegans, Morris, Brit. Foss. p. 2. 

 1856. Laccopteris PhilUpsii, Zigno, Flor. foss. Oolit. vol. i. p. 195. 

 1864. Pecopteris polydactyla, Leckenby, Quart. Journ. Geol. Soc. vol. xx. 

 p. 80, pi. xi. figs, la and \b. 



1869. Laccopteris Goepperti, Schimper, Trait, pal. veg. vol. i. p. 582 ; Atlas, 



pi. xxx. figs. 5-8. 

 L. Phillipsi, ibid. p. 582. 



1870. Pecopteris Althausii, Trantschold, Nouv. Mem. Soc. nat. Moscou,. 



vol. xiii. p. 28, pi. xix. fig. 3. 



1871. Matonidium Goepperti, Schenk, Pal;ontographica, vol. xix. p. 219, 



pi. xxvii. figs. 5 and 5a ; pi. xxviii. figs. 1 and 2 ; pi. xxx. fig. 3- 



1874. Matonidium Goepperti, Schimper, loc. cit. vol. iii. p. 507. 



1875. Matonidium Goepperti, Schenk, Palocoutographica, vol. xxiii. p. 160, 



pi. xxvii. fig. 9. 



Pecopteris polydactyla, Phillips, Geol. Yorks. p. 207. 

 1878. Alethopteris elegans, Dupont, Bull. Ac. Roy. Belg. vol. xlvi. [2], 



p. 396. 



Pecopteris Conyleari, Dupont, loc. cit. p. 396. 

 1881. Matonidium Goepperti, Heer, Secc. Trab. Geol. Portugal, p. 16, 



pi. xv. figs. 1-6. 

 1888. Matonidium Goepperti, Schulze, Flor. subhercyn. Kreid. p. 11. 



1891. Laccopteris polydactyla, Saporta, Pal. Fran9. vol. iv. p. 384. 



1892. Pecopteris polydactyla, Fox-Strangways, Tab. Foss. p. 133. 

 1899. Matonidium Goepperti, Seward, Phil. Trans, vol. cxci, p. 201. 



