82 Proceedings of the Royal Physical Society. 



22. Rhadinichthys ornatisimus (Ag.). Kiness Burn, near St 



Andrews. 



23. Rhadinichthys carinaUis (Ag.). Pitcorthie ; Corn Ceres, 



near Kilrenny. 



24. Rhadinichthys brevis, Traq. Pitcorthie. 



25. Nematoptychius Greenochi (Ag.). Pitcorthie. 



26. Gonatodus punctatus (Ag.). Pitcorthie. This is the ^?>i&^2/- 



pterus anconooechmodus of R. Walker. 



27. Eurynotus crenatus, Ag. Pittenweem ; Pitcorthie; Corn 



Ceres ; Kenly Mouth, east of St Andrews. 



DIPNOr. 



28. Gtenodus interriq^tus, Barkas. Pittenweeiu. 



CAKBONIFEROUS LIMESTONE SEPJES. 

 Elasmobranchii. 



1. Petalodus acuminatus, Ag. Ladedda, near St Andrews. 



2. Oracanthus armigerus, Traq. Largoward. 



3. Sphenacanthus serrulatus, Ag. Denhead Ironstone, Den- 



head, near St Andrews. 



4. Acanthodes sp. Denhead. . 



TELEOSTOMI. 



CllOSSOPTERYGII. 



5. Rhizodus Hibherti (Ag.). Denhead.' 



6. Rhizodus ornatus, Traq. Denhead. 



7. Megalichthys sp. Denhead. 



8. Elonichthys Robisoni (Hibbert). Denhead. 



9. Elonichthys pectinatits, Traq. Denhead. 

 10. Eurynotus crenatus, Ag. Denhead. 



The above list contains all the species, thirty in number, 

 which are contained in the Natural History Department 

 of the Edinburgh Museum, or in my own collection. Mr 

 Kirkby, however, records Gtenacanthus sp. from near the 

 Rock and Spindle, and Pcecilodus oUiquus, Ag., from a marine 

 limestone of Calciferous Sandstone age on the coast near 

 Randerston Castle. 



