SPHENOLEPIDIUM. 205 



Sphenolepidium Sternbergianum (Dunk.). 



[PL XVI. Figs. 4-6.] 



1846. Musettes Sternbergianus, Bunker, "Wealdenbildtmg, p. 20, pi. vii. fig. 10. 



1848. Muscites Sternbergianus, Bronn, Index nomencl. p. 759. 



1849. Juniperites Sternbergianus, Bronguiart, Tableau, p. 108. 



1850. Muscites Sternbergianus, linger, Gen. spec, plant, foss. p. 42. 



1851. Araucarites Dunkeri, Ettingshausen, Abh. k.-k. geol. Keichs. vol. i. 



Abth. iii. No. 2, p. 27, pi. ii. figs. 2, 3, 7, and 8. 

 Araucarites curvifolius, Ettingshausen, loc. cit. p. 28, pi. ii. figs. 11, 



13, 14, 17-21. 



1861. Araucarites Dunkeri, Hildebrand, Verbreit. Conif. p. 276. 

 Araucarites curvifolius, Hildebrand, ibid. p. 276. 



1870. Widdringtonites Dunkeri, Schiinper, Trait, pal. veg. vol. ii. p. 329. 

 Widdringtonites curvifolius, Scbimper, ibid. p. 329. 



1871. Sphenolepis Sternbergiana, Schenk, Palaeoutographica, vol. xix. p. 243, 



pi. xxxvii. figs. 3 and 4 ; pi. xxxviii. figs. 3-13. 



1881. Sphenolepidium Sternbergianum, Heer, Secc. Trab. Geol. Portugal, p. 19, 

 pi. xiii. fig. la; pi. xiv. figs. 2-8. 



1884. Sphenolepidium Sternbergianum, Scbenk in Zittel's Handbucb, p. 304, 



fig. 210, b, and c. 



1885. Sphenolepis Sternbergiana, Hosius and Von der Marck, Palseontographica, 



vol. xxvi. p. 215, pi. xliv. figs. 206-208. 1 

 1889. Sphenolepidium Sternbergianum, Fontaine, Potomac Flora, p. 261, 



? pi. cxxi. figs. 8, 10, and 11 ; pi. cxxx. fig. 9. 

 1894. Sphenolepidium Sternbergianum, Saporta, Flor. foss. Port. p. 114, 



pi. xxii. figs. 1 and 2 ; p. 139, pi. xxvii. fig. 14; p. 193, pi. xxxiii. 



fig. 13. 



Type. Fragments of small twigs. 



Dunker gives the following definition of the species : 



"Muscites caule virgato subflexuoso, foliis bifariis imbricatis 

 patentibus ovato-lanceolatis subfalcatis." 



Brongniart substituted Juniperites as a more appropriate generic 

 name than Muscites ; and Ettingshausen renamed Dunker's plant 

 Araucarites Dunkeri. The specimen figured in Ettingshausen's 



1 These fragments, from tbe Neocomian of Tonsberg, are very small and 

 imperfect ; fig. 206 is probably a fragment of S. Sternbergianum, but it -would 

 be unwise to make any definite statements on sucb slender evidence. 



