56 
Fig. 
GE 
90: 
HALLE, MESOZOIC DEPOSITS AND FLORAS OF PATAGONIA AND TIERRA DEL FUEGO. 
Sphenopteris (Ruffordia?) Goepperti DUNKE. 
Fragments of pinnae. 
? Fragment of a frond with broader segments; perhaps belonging to another species. 
Sphenopteris (Onychiopsis?) psilotoides (SToxEs & WEBB) WARD. 
Portions of sterile fronds. 
Arthrotaxites Ungeri n. sp. 
Sterile branches. 
inlarged portions of same, 7. Figs. 15 and 16 from fig. 14; fig. 17 from another specimen not 
shown in natural size. 
Plate 3. 
Ptilophyllum acutifolium MORR. 
Impression of the lower side of a frond. The remaining vegetable substance showing the actual 
upper surface and the attachment of the pinnae. 
Counterpart of fig. 1; impression of the upper side. 
Impressions of the lower side of fragments of different fronds. 
Impression of the upper side of a frond. 
Enlarged portion of fig. 6, showing the attachment of the pinnae; about i. 
Impression of the upper side. 
Counterpart of the specimen in fig. 8. 
Impression of the lower side of the basal part of a frond. 
Impressions of the lower side but showing also the actual upper surface. 
Arthrotaxites Ungeri n. sp. 
Cones. 
Three cone-scales in side-view, from the specimen in fig. 14, $. 
Cone-scales in surface-view. Fig. 16 from the cone in pl. 5, fig. 11; fig. 17 from pl. 5, fig. 12; 
fig. 8 from pl 5, fos löst 
3ranches probably bearing male strobili. 
(?) Male strobilus, probably belonging to this species, $. 
Piate 4. 
Cladophlebis cf. Browniana (DUNK.) SEw. 
Fragment of frond. 
Magnification of fig. 1 
Fragment of frond. 
Single pinnules of the same, 
(?) Portion of a pinna. 
(?) Single pinnule of the same, 
3 
FJ 
Sphenopteris cf. naktongensis YABE. 
Portions of two pinnae. 
Fragment of a frond. 
Sphenopteris (Ruffordia?) Goepperti DUNKE. 
Fragment of a frond. 
