62 mi; r. kidston on fossil flora of Yorkshire coal field. 



Fig. 4. Sigillaria semijoulvmata, n. sp. With large cushions arranged as in "Clathraria." Natural 

 size. Loc. Great Bridge, near Dudley. Hor. Middle Coal Measures. Mr C. Beale, Collector. Reg. No. 

 832. P. 58. 



4a. Leaf-cushion and scar, xl|. 

 Fig. 5. Sigillaria semipulvinata, n. sp. Showing large cushions separated by a slight interval on the 

 upper part of specimen, but touching each other on lower portion of the fossil. Natural size. Loc. Wharn- 

 cliffe, Woodmoor Colliery, Carlton, near Barnsley, Yorkshire. Hor. Kent's Thick Coal. Middle Coal 

 Measures. Mr W. Hemingway, Collector. Reg. No. 2258. P. 58. 

 5a. Leaf-scar and cushion. Natural size. 

 Fig 6. Sigillaria sol., n. sp. Natural size. Loc. Kilnhurst, near Rotherham, Yorkshire. Hor. Barnsley 

 Thick Coal. Middle Coal Measures. Mr C. Bradshaw, Collector. Reg. No. 1407. P. 56. 

 6a. Leaf-scar and ornamentation on rib above it. Natural size. 



Note.— PL i. figs. 1, 2, 3, 4, 5, 8; pi. ii. figs. 1, 2, 4, 10; pi. iii. figs. 1, 2, 3, 4, 5, 6, are from photo- 

 graphs ; all the other figures and enlargements are from drawings. All the original specimens are in the 

 author's collection. 



Note. — Since this paper was written, a further contribution on the affinities of Sigillaria has appeared 

 from the pen of Mons. R. Renault in "Bassin houil. et perm. d'Autun et d'Epinac." Fasc. iv. Flore foss., 

 deux partie, 1896, pp. 239-245 (Aug. 1897). 



