MUSEUM OF THE NATURAL HISTORY SOCIETY. 271 



Name and Locality. Reference. 



Diplodus gibbosus, Agassiz, Poiss. Foss., 3, p. 204. 



Loc. — Black shale ahove Low Main Nat. Hist. Trans., 

 Seam, Newsham Colliery. Vol. 3, p. 111. 



Note. — This form of tooth is now known to belong to Pleuracanthus 

 Icevissimus, Agassiz. 



Pleuracanthus laevissimus, Ag., Poiss. Foss. 3, pi. 45, 



Loc. — Black shale above Low Main f. 4, 5. Diplodus gib- 



Seam, Newsham Colliery. bostis, Ag., P. F., 3, 



p. 204 (teeth). 



Orthacanthus cylindricws, Agassiz, Poiss. Foss. 3, p. 177. 

 Loc. — Black shale above Low Main 

 Seam, Newsham. Colliery. 



? Cladodus mirabilis, Agassiz, Poiss. Foss. 3, p. 197. 



Loc. — Black shale above Low Main 

 Seam, Newsham Colliery. 



Ctenacanthus nybodoides,ii^nf0», Q. J. Geol.Soc.,Yol.9, 

 Loc. — Black shale above Low Main pi. 12. 



Seam, Newsham Colliery. 



Ctenoptychius pectinatus, Agassiz, Poiss. Foss. 3, pi. 19, 

 Loc. — Black shale above Low Main f . 2-4. 



Seam, Newsham Colliery. 



Gyracanthus tuberculatus,^«ss^, Poiss. Foss. 3, pi. la, 

 Loc. — Black shale above Low Main f. 1-7, & f. 8; pi. 5, 



Seam, Newsham Colliery. f. 2-8. 



B. Batoldei, Eays. 



Fam. PETALODONTIL\/E. 



Janassa linguaeformis, Han.et Att. Nat. Hist. Trans , 

 Loc. — Black shale above Low Main Yol. 3, pi. 9. 



Seam, Newsham Colliery. 



Ord. DIPNOI. 



Ctenodus cristatus, Agassiz, Poiss. Foss. 3, pi. 19, 



Loc. — Black shale above Low Main f. 16. 



Seam, Newsham Colliery. 



