CARBONIFEROUS COXODONTS OF WEST OF SCOTLAND. 345 



EXPLANATION OF FLATE— continued. 



Figure 3. — Polygnathus (Gnathodus) Mosquensis, Pander, x24 (top 



view) ; from Upper Limestone, Linn Spout, Dairy. 

 Figure 4. — Polygnathus (Gnathodus) Mosquensis, Pander, x 20 (under 



side) ; from Upper Limestone, Monkcastle, Kilwin- 

 ning. 

 Figure 5. — Polygnathus navicula, Hinde, new species, x22; from Ponniel 



Water, near Douglas. 

 Figure 6. — Polj'gnathus convexus, Pander, x 26 ; from Upper Limestone, 



Monkcastle, Kilwinning. 

 Figure 7. — Polygnathus convexus, Pander, x25; from Upper Limestone, 



Dairy. 

 Figure 8. — Polygnathus convexus. Pander, x 20 ; from Upper Limestone, 



Monkcastle, Kilwinning. 

 Figure 9. — Polygnathus scitulus, Hinde, new species, x 22 ; from Upper 



Limestone, Linn Spout, Dairy. 

 Figure 10.— Polygnathus scitulus, Hinde, x21; from Upper Limestone, 



Linn Spout, Dairy. 

 Figure n. — Polygnathus scitulus, Hinde, x 20 ; from Upper Limestone, 



Monkcastle, Kilwinning. 

 Figure 12. — Centrodus duplicatus. Pander, x20; from Upper Limestone, 



Monkcastle, Kilwinning. 

 Figure 13. — Centrodus lineatus. Pander, x25; from Upper Limestone, 



Monkcastle, Kilwinning. 

 Figure 14. — Centrodus lineatus, Pander, x 29 ; from Upper Limestone, 



Monkcastle, Kilwinning, 

 Figure 15. — Prioniodus Tulensis, Pander, x20; from Upper Limestone, 



Glencart, Dairy. 

 Figure 16. — Prioniodus Tulensis, Pander, x 25 ; from Lower Limestone, 



Law, Dairy. 

 Figure 17. — Prioniodus Tulensis, Pander ; from Upper Limestone, Glencart, 



Dairy. 

 Figure 18. — Prioniodus angulatus, Hinde, x32; from Lower Limestone, 



Birkhead, Dairy. 

 Figure 19. — Prioniodus angulatus, Hinde, x 22 ; from Upper Limestone, 



Glencart, Dairy. 

 Figure 20. — Prioniodus spicatus, Hinde, x68; from Lower Limestone, 



Birkhead, Dairy. 

 Figure 21. — Prioniodus peracutus, Hinde, new species, x 27 ; from Lower 



Limestone, Law, Dairy. 

 Figure 22. — Prioniodus peracutus, Hinde, x24; from Upper Limestone, 



Monkcastle, Dairy. 

 Figure 23. — Prioniodus peracutus, Hinde, x30; from Lower Limestone, 



Law, Dairy. 

 Figure 24. — Prioniodus complex, Hinde, new species, x23; from Upper 



Limestone, Glencart, Dairy. 



