162 PROCEEDINGS OP THE GEOLOGICAL SOCIETY. [DcC. 20, 



13. L. PLUMARIUM, L. & H. 



M. C, Sydney {inBrowrCs list). 



14. L. SELAGINOIDES, Stemb. 



M. C, Sydney (in Brown's list). 



15. L. Harcourtii (Witham). 

 M. C, Sydney (in Broivn^s list). 



16. L. CLTPEATUM (?), Losqx. 



M. C, Sydney (B. Brown) ; T. C, Joggins (J. W. D.). 



17. L. ACULEATUM, Sternberg. 

 M. C, Sydney (R. Brown). 



18. L. PLicATUM, spec. nov. PI. IX. fig. 38. 



Leaf-areoles much elongated ; breadth to length as 1 to 5 or 6, 

 transversely rugose; central line indistinct. Leaf-scar rhombic, 

 with three vascular points ; scars in old stems separated by rugose 

 bark, and somewhat elongate. 



M.C.,Pictou(e/. TT.i).). 



19. L. PERSONATUM, spec. nov. PI. IX. fig. 39. 



Areoles ovate acuminate ; breadth to length as 1 to 3 or 4, con- 

 tiguous in young stems ; central lines distinct ; lower part of areole 

 with transverse lines. Leaf-scars ovate, with two marks above and 

 two below ; leaves slender, 1 inch long, one-nerved. 



M. C, Sydney (R. Brown). 



Halonia, sp. Halonia, L. & H. 



A specimen probably referable to this genus from Grand Lake, in 

 the collection of C. F. Hartt. 



Lepidostrobtts, Brongn. 



1. Lepidostrobtts variabilis, L. & H. 

 The most common species. 



M. C, Sydney (R. Brown) ; Pictou and Joggins (J. W. D.). 



2. L. SQUAMOSus, spec. nov. PI. 10. fig. 46. 



2 to 3 inches long, 1 inch thick; scales large, broadly trigonal, acute. 

 Allied toL. trigonolepis, but larger. Probably a cone of Lepidophloios. 

 M. C, Grand Lake (C. F. Hartt). 



3. L. LoiiTGiFOLiirs, spec. nov. 



Long-leaved, like Lepidodendron longifolium, L. & H. 

 M.C., Joggins (J-. ?F.i).). 



4. Lepidostrobus, sp. 



Acute trigonal leaves, small. 

 M.C., Joggins (J-. ^.Z).). 



5. Lepidostrobus, sp. 



Bound, with obscure scales and remains of long leaves. 

 L. C, Horton (J. W. D.). 



