FOSSIL FLORA OF THE STAFFORDSHIRE COAL FIELDS. 185 



Fig. 2. Neuropteris gigantea Sternb. 



Single pinnule, enlarged 1\ times to show nervation. Same locality and horizon. 

 Fig. 3. Neuropteris gigantea Sternb. 



Upper part of a pinna, showing the two terminal pinnules. Natural size. Same locality and 

 horizon. (K. No. 4014.) 

 Fig. 4. Neuropteris gigantea Sternb. 



Specimen showing a (?) double dichotomy of the pinna rachis. Natural size. Same locality and 

 horizon. (K. No. 207.) 

 Fig. 5. Neuropteris gigantea Sternb. 



Small portion of a partially developed frond. At a the main rachis is densely covered with 

 scales. Natural size. Same locality and horizon. (K. No; 3760.) 

 Fig. 6. Neuropteris gigantea Sternb. 



Portion of a circinately coiled pinna, shown natural size. The rachis is densely covered with 

 scales. Same locality and horizon. (K. No. 3761.) 

 Figs, la and 7b. Neuropteris gigantea Sternb. 



The two halves of the same nodule, natural size, showing a young pinna circinately coiled. 

 The rachis is very densely covered with scales. Same locality and horizon. (K. Nos. 4117 

 and 4118.) 

 Fig. 7c. Neuropteris gigantea Sternb. 



The specimen shown at 7b, enlarged 2 times. 

 Fig. 8. Spiropteris sp. 



Young frond, showing circinate vernation and dichotomy of rachis. Natural size. Same locality 

 and horizon. (K. No. 3334.) 

 Fig. 9. Spiropteris sp. 



Very young, complete frond, showing thick petiole with scale scars, bifurcating at the apex, 

 the two arms being circinately coiled. Natural size. Same locality and horizon. 

 (K. No. 3321.) 

 Fig. 9a. Spiropteris sp. 



Apex of last specimen, enlarged 2 times. 



Specimen from which fig. 4 is taken was received from the late Mr Henry Johnson, that repre- 

 sented at fig. 9 from Mr W. Madblby, and all the others on this plate from Mr H. W. 

 Hughes, F.G.S. 



Plate VII. 



Figs. 1 and 2. Lagenostoma oblonga Kidston. 



Two seeds enclosed in their cupules. Natural size. The seeds are seen at a and b. Locality — 

 Clayscroft Openwork, Coseley. Horizon — Ten-foot Ironstone Measures. 

 Figs, la and 2a. Lagenostoma oblonga Kidston. 



The same specimen, enlarged 2 times. 

 Figs, 3 and 4. Neuropteris heterophylla Brongt. 



Fully developed and young seed. Natural size. Same horizon and locality. 

 Fig. 5. Zeilleria Avoldensis Stur, sp. 



Seed-bearing frond. Natural size. Same locality and horizon. 

 Fig. 5a. Zeilleria Avoldensis Stur, sp. 



Portion of last, enlarged 2 times to show the spread-out cupules and the central mamillae to 

 which the seeds were attached. 5b. The cupule seen at a, fig. 5a, enlarged 6 times. 

 Fig. 6. Zeilleria Avoldensis Stur, sp. 



Portion of microsporangia-bearing frond. Natural size. Locality — Tividale. Horizon— Roof 

 of Brooch Coal. 

 Fig. 6a. Zeilleria Avoldensis Stur, sp. 



Portion of same specimen, enlarged 2 times. 

 TRANS. ROY. SOC. EDIN., VOL. L. PART I. (NO. 5). 24 



