R. Scott. — On Traqnairia. 467 
Fig. 3. T. burntislancUca. Section near the surface, showing anastomosing tubes, which connect 
the spines, x 280. Pettycur, Burntisland. S. 990. 
Fig. 4. T. stellata. Nearly radial section, showing five complete ‘ arms ’ and inner capsule ; at 
b sections of f arms ’. x 100. Pettycur, Burntisland. S. 977. 
Fig. 5. T. Carruthersii. Transverse section near the middle, showing spines and place of 
attachment of spines, x 100. Dulesgate. S. 923. 
Fig. 6. T. Carruthersii. Section near top, showing spines in section. Dulesgate. S. 923. 
Fig. 7. T. Carruthersii. Section near surface, showing spines in section, x 100. Dulesgate. 
S. 923. 
Fig. 8. T. Spenceri. Spores from Fig. 9 more magnified, x 280. Halifax. S. 22. 
Fig. 9. T. Spenceri. Section through middle, showing spines in section. Inner capsule 
containing spores, x 100. Halifax. S. 22. 
Fig. 10. T. Spenceri. Possible young stage with one spine developed, x 100. Halifax. 
S. 22. 
PLATE XL. Photographs. 
Fig. 11. T. burntislancUca. Section, nearly median, showing inner capsule, x 100. Pettycur, 
Burntisland. S. 986. 
Fig. 12. T. burntislandica not quite median, x 100. S. 990. 
Fig. 13. T. burntislandica. Section near the top, showing spines in section, x 100. S. 990. 
Fig. 14. T. Carruthersii. Shows a large group, x 25. Dulesgate. S. 923. 
Fig. 15. T. Spenceri. Section median, showing inner capsule with spores, x 100. Halifax. 
S. 22. 
Fig. 16. T. Spenceri. Showing numerous sections in situ in wood of Lepidodendron. x 25. 
S. 22. 
