PLATE XXV. 
Eridotrypa nodulom n. sp. (Page 30.) 
[Sec also PI. XT, figs. 14, 15.] 
Figs. 1, 2, 3. Three fragments, X 2, illustrating the variation in the shape of the tubercles. 
Roehester shale, Lockport, N. Y. 
Diplotrypa walkeri n. sp. (Page 47.) 
[Sec also PI: XIV, figs. 1-5.J 
4. An average complete zoarium of this species, X 2. 
Rochester shale, Grimsby , Ontario. 
Lioclemella maccombi n. sp. (Page 36.) 
[See also PI. XI, figs. 7-10.] 
5, 6, 7. Three nearly complete zoaria, X 2, showing the unbranched and basally 
pointed features. 
Rochester shale, Lockport, N. Y. 
Trernatopora tuberculosa (Hall). (Page 43.) 
[Sec also Pi. XIII, figs. 15, 16; PI. XVII, figs. 1-3.] 
8. A fragment of a zoarium, X 2, showing the usual conspicuous tubercles. 
Rochester shale, Lockport, N. Y. 
Lioclema ramulosum n. sp. (Page 35.) 
[See also PI. XI, figs. 11-13.] 
9, 10. Two fragments, X 2, illustrating the usual characters of the species. 
Rochester shale, Lockport, N. Y. 
Batostomella granulifera (Hall). (Page 28.) 
[See also PI. XIII, figs. 1-5; PI. XXIV, figs. 10, 11.] 
11, 12. Two fragmentary examples, X 2. 
Rochester shale, Lockport, N. V. 
Lioclema peculiare n. sp. (Page 35.) 
' [See also PI. XX11 1, figs. 19-22.J 
13. A zoarium inerusting a Rhyncholreta, X 2. 
Rochester shale, Lockport, N. Y. 
Eridotrypa striata (Hall). (Page 32.) 
See also PI. XII, figs. 4-0; PI. XXIV, figs. 3-6.] 
14. A fragment, X 2, introduced for comparison with fig. 15. 
Rochester shale, Lockport, N. Y. 
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