982 
PLATE LVIII. 
Fias. 1-5. Copopus cornutus, Agass. . 3 6 3 . : . 
» 1. Upper surface. 1a. Under surface. 1 b. Lateral surface. 
,, 3, 4. Small posterior teeth (formerly C. lunulatus, Agass.) 
, 4a. Posterior surface of figure 4, showing relative proportions of crown and base. 
Fics, 2,5. The large and small forms attached in natural position. 
Carbonifer ous Limestone, Armagh, . . Ex coll. Enniskillen Collection. 
Fic. 6. Copopus rurcatus, Agass., : i : ; ; i 
Carboniferous Limestone, Armagh, . . Lx coll. Enniskillen Collection. 
Fic. 7. Copopus spaTuLatus, Agass., : 
With small posterior tooth attached. 
Carboniferous Limestone, Armagh, . . Bx coll. Enniskillen Collection. 
Fic. 8. Copopus minimus, Davis, : P P : ; 
Carb. mines tone, Richmond: Wantahitze, . Hex coll. Enniskillen Collection. 
Figs. 9-11. Lapopus prototypus, Agass., 6 
. . . . ° 
» 9. Upper surface. Fig. 10. Under surface of base. 
alba ‘ Bee, IIL Go yy 5, Of same. 
» 11 0. Posterior elevation, showing relative extent of pee and crown. 
Carboniferous Thenestones Armagh, . Ke coll. Enniskillen Collection. 
Fics. 12-14. Lasopus pLanus, Agass., . 9 0 . 6 5 : 
Carboniferous Limestone, Armagh, . . Lx coll. Enniskillen Coliection. 
Fic. 15. PLEUROGOMPHUS AURICULATUS, Agass., . : . ; : 
Upper surface. Fig. 15 a. Under surface. Fig. 15 b. Anterior elevation. 
Carboniferous Limestone, Armagh, . . Lx coll, Enniskillen Collection. 
Fic. 16. MresocompHus tincua, Agass., - . : : 6 : : 
Carboniferous Limestone, Armagh, . . Lx coll. Enniskillen Collection. 
Fic. 17. Ruymopus TRANSversus, Agass., . : : . : ; F 
Carboniferous Limestone, Armagh, . . Hx coll. Enniskillen Collection. 
Fic. 18. Ruymopus opioncus, Davis, : ; ; ; : : 
, 18a. Under surface of same specimen. 
Carboniferous Limestone, Armagh, . . Hx coll. Enniskillen Collection. 
Fias. 19, 20. CHaracopus ANGULATUS, Agass., . 6 . : : 5 
Carboniferous Limestone, Armagh, . . Hx coll. Enniskillen Collection. 
Fic. 21. CHARACODUS CUNEATUS, Agass., : ; : 5 
Carboniferous Limestone, Armagh, . . Hx coll, Enuiskillen Collecti on. 
Fic. 22. Prnacopus Gonopnax, Agass., : . : 
Pair of teeth a attached 1 in natural position. 
Carboniferous Limestone, Ar magh, 6 . Lx coll. Enniskillen Collection. 
Fic. 23. PinacoDUs GELASIMUS, Agass., : 0 : . - 5 
Carboniferous Limestone, Armagh, . . Lx coll. Enniskillen Collection. 
Fic. 24. DimyLrus woopu, Agass., é 
» 24a. Side view of the same specimen. 
Carboniferous Limestone, Armagh, . . Lx coll. Enniskillen Collection. 
Fics. 25, 26. Myuax Barorprs, Agass., . . : : ‘ 6 : 
Carboniferous Limestone, Armagh, . . Bx coll. Enniskillen Collection. 
Fics. 27, 28. Mynacopus QuapRATus, Agass., F : : , : 
Carboniferous Limestone, Armagh, . . Hx coll. Enniskillen Collection. 
Fic. 29. MyLacopus SESAMINI, Agass., : : 
Carboniferous TLieanessiorn®, Armagh, . Le aul Ennis! cillen Collection. 
Fic. 30. HomaLopus TRAPEZIFORMIS, Davis, ‘ 6 i : 6 : 
Carboniferous Limestone, Armagh, . Ex coll. Enniskillen Collection. 
. 
Fic. 31. Homanopus quapratus, Davis, . ‘ 5 : ; 
Upper surface. Fig. 31 a. Under or basal surfac 
» 93 b. Lateral surface. 
Carboniferous Limestone, Armagh, . . Ex coll. Enniskillen Collection. 
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