^ Ulodendron to Lepidodendron, <£-c. 259 



Plate IV. 



Fig. 2. Lepidodendron Veltheimianum, Sternberg. From the Oil Shales, 

 West Oalder, Midlothian. Specimen in the collection of the 

 Addiewell Oil Co., Addiewell, Midlothian. Calciferous-Sand- 

 stoue series. Natural size. (Specimen No. 3.) 



Fig. 3. Lepidodendron VeltheimiaJium, Sternberg. From Dalmeny, Lin- 

 lithgowshire. Calciferous-Sandstone series. Natural size. 

 Specimen collected by Dr. Macfarlane, Edinburgh. (Specimen 

 No. 4.) 



Fig. 4. Lepidodendron Veltheimianum, Sternberg. From West Calder, 

 Midlothian. Calciferous-Sandstone series. Natural size. (Speci- 

 men No. 5.) 



Fig. 5. Sigillaria discophora, Konig, sp. From Furnace-Bank Pit, Old 

 Sauchie, Clackmannanshire. Coal-measures. Natural size. 

 (Specimen No. 15.) 5 a. A few leaf-scars from fig. 5, enlarged. 



Fig. 6. Sigillaria Taylori, Carruthers, sp. From Camps Lime Quarry, 

 Midcalder, Midlothian. Calciferous-Sandstone series. Natural 

 size. (Specimen No. 16.) Collected by the late E.. F. B. 

 Bishop, Esq., Edinburgh. 6 a. A few leaf-scars from fig. 6, 

 enlarged. 



Fig. 7. Sigillaria Brardii, Brongniart. A few leaf-scars copied from 

 Brongniart (Hist. d. vi5g6t. foss. pi. clviii. fig. 4). 



Plate V. 



Fig. 8. Sigillaria disco2}Jiora,'K'6mg,s-p. From " Coal-measures, British." 

 Specimen in the collection of the Geological Survey of Great 

 Britain, Museum of Practical Geology, London. Natural size. 

 (Specimen No. 13.) 



Fig. 9. Sigillaria Taylori, Carruthers, sp. From Calciferous-Sandstone 

 series. Natural size. (Specimen No. 18.) 



Plate VI. 



Fig. 10. Sigillaria Taylori, Carruthers, sp. From the Oil Shales, near 

 Addiewell, Midlothian. Calciferous-Sandstone sf^ries. ^ natural 

 size. (Specimen No. 17.) In the collection of the Addiewell 

 Oil Co. 10 h. Small portion of stem, natural size, marked h on 

 fig. 10. 10 c. Ulodeudroid sear marked c on fig. 10, natural 

 size. 10 d. Small portion of stem, marked d fig. 10, showing 

 the Bothrodendron-co'o.diAtwn of the plant. 



Fig. 11, Lepidodendron VeltJieimianum, Sternberg. From Blackbraes, 

 West Calder, Midlothian. Calciferous-Sandstone series. \ 

 natural size. (Specimen No. 6.) Collected by J. Linn, Esq. 

 11 a. A few of the leaf-scars, marked a, fig. 11, natural size. 

 11 &. Profile view of appendicular organ, which fits into the 

 depressed Ulodendroid scar of fig. 11, natural size. lie. Basal 

 view of appendicular organ, natural size. 



Plate VII. 



Fig. 12. Sigillaria discoi}liora, Konig, sp. From Devonside, Tillicoultry, 

 Clackmannanshire. Coal-measures. Natural size. (Specimen 

 No. 12.) Collected by Mr. T. Mitchell, TiUicoultry. 12 a. A 

 few leaf-scales from part m arked a, fig. 12, enlarged. 12 h. A 

 few leaf-scars from part marked h, fig. 12, to show variation in 

 form of leaf-scar, enlarged. 



