ORDOVICIAN TRILOBITES FROM THE TOURMAKEADY LIMESTONE 
PLATE 3 
Figs 1-3,5 Jsocolus sp. nov. A. 1, It. 25962, cranidium, dorsal view, x60. 2, It. 25963, cranidium, dorsal view, x33. 3, It. 25964, cranidium, dorsal view, 
x27. 5, It. 25965, pygidium, dorsal view, x27. 
Fig. 4 Catillicephalid gen. et. sp. nov., It. 25966, cranidium, ventral view, x23. 
Figs 6-8, 10,11 I/laenus weaveri Reed in Gardiner & Reynolds, 1909 6, It. 25967, pygidium, dorsal view, x23. 7, It. 25968, left librigena, external view, 
x23. 8, It. 25969, transitory pygidium, dorsal view, x35. 10, It. 25970, hypostome, ventral view, 11, It. 25971, cranidium, dorsal view, x33. 
Figs 9,12 Ceratocephalina ramskoeldi sp. nov. 9, It. 25972, cranidium, dorsal view, x30. 12, It. 25973, pygidium, dorsal view, x17 (see also PI. 4, fig. 
15). 
Fig. 13 Unassigned hypostome A, It. 25974, ventral view, x33. 
Figs 14,15 Unassigned hypostome B. 14, It. 25975, ventral view, x23. 15, It. 25976, ventral view, x23. 
