have successively occupied the surface of the Earth. 365 



but this question can only be solved by a more attentive deter- 

 mination of the species they contain. The following flora, which 

 includes all that has been described or named from these beds, is 

 nevertheless based, as may be seen from the indications of the 

 localities, on the two basins of Parschlug and (Eningen. 



Flora of the Pliocene Formations. 



Ajuphigenotis Cryptogams. 

 ALGiB. 



Confer vites bilinicus, Ung. — Bilin. 

 Sphserococcites ? striolatus, Sternb. 

 —Italy. 



Fungi. 



Xylomites maculatus, Ung. — Par- 

 schlug. 



tuberculatus, Ung. — Parschl. 



Sphaerites punctiformis, Ung. — Par- 

 schlug. 



disciformis, Ung. — Parschl. 



Acrogenotrs Cryptogams. 



Musci. 



Muscites Schimperi, Ung. — Parschl. 



FiLICES. 



Adiantum renatum, Ung. — Parschl. 



Pteris parschlugiana, fjng. — Par- 

 schlug. 



Goniopterites stiriacus, Brong. — 

 Arnfels. 



Taeniopteris dentata, Gi^p. — 

 Toppl., Bohemia. 



LYCOPODIACE.B. 



Isoetites Braunii, Ung. — CEn., Par- 

 schlug. 



EaUISETACE^. 



Equisetum Braunii, Ung. — (En., 

 Parschl. 



Monocotyledons. 



NAIADEiB. 



Potamogeton geniculatus, Braun. — 

 (Eningen. 



GRAMINE.E. 



Culmites arundinaceus, Ung. — Par- 

 schlug. 



CYPERACEiB. 



Cyperites tertiarius, Ung. — Parschl. 



LiLIACEiE. 



Smilacites sagittata, Ung. — Parschl. 



Gymnospermous Dicotyledons. 



Conifers. 



* Cupressineae. 



Callitrites Brongniartii, Endl. — Par- 

 schlug. 



gracilis, Brong. — Comothau. 



Widdringtonites Ungeri, Endl. — 

 Parschlug. 



Taxodites europseus, Brongniart. — 

 Greece, Bilin. 



oeningensis, Ung. — (Eningen, 



Parschl. 



dubius, Presl. — Bihn. 



Thuioxylon juniperinum, Ung. — Sty- 

 ria, Austria. 



ambiguum, Ung. — Styria. 



peucinum, Ung. — Lesbos. 



** Abietineae. 



Abietites Oceanines, Ung. — Parschl. 



balsamodes, Ung. — Parschl. 



leuce, Ung. — Parschl. 



Pinites gothianus, Ung. — Parschl. 



furcatus, Ung. — Parschl. :. 



heipios, Ung. — Pai'schl. i.^l 



centrotos, Ung. — Parschl. 



sequimontanus, Gopp. — Styria. 



Haidingeri, Ung. — Styria. 



Hampeanus, Ung. — Styi-ia. 



Cortesii, Brong. — Placentian 



district. ^.^ 



canariensis, Lindl. — Spain, 



Pence lesbia, Ung. — I. of Lesbos. 

 Eleoxylon acerosum, Brongniart. — 



Styria. 



pannonicum,Bro«5r.— Hun^arj-. 



Ilodlianum, Brong. — Styna. 



regulare, Brong. — Hungary. 



*** Taxineae. i JB iflsa ' 



Taxites tcnuifolius, Brong.-^Vffrho- 

 thau. 



