PLATE XXVII. 



PAOK. 



Fig. 1. LEPIDODENDRON RIGEXS, with leaves , 429 



Fig. 2. Scar and base of leaf, showing point of attachment. 



Fig. 3. Enlarged section of a leaf of same, b. 



Fig. 4. SYRIMJODENDRON PORTERI, Spec, nov, half size 448 



Fig. 5. Part of the same, natural size. 



Fig. 6. Cicatrices of the same, enlarged twice. 



Fig. 7. LEPIDODENDRON GREENII, Spec, nov 433 



Fig. 8. Enlarged cicatrice of the same. 



Fig. 9. STIGMARIOIDES AFFINIS, Spec, nov 455 



Fig. 10 and 12. PAL^OXYRIS PRENDELI, Spec, nov 464 



Fig. 106. Part of its surface, enlarged. 



Fig. 11. PALCEOXYRIS APPENDICULATA, Spec, nov .465 



Fig. 13. PAL.EOXYRIS CORRCGATA, Spec, nov 466 



