OF DENISON UNIVERSITY. 
5 
Known from pigidia or glabellse only. 
. 9. P. meramecensis ^ Shumard. 
f 10. P. missouriensis , Shumard. 
<11. P. major, Shumard. 
.12. P. cliftonensis, Shumard. 
(?)i3. P. stevensoni, Meek. 
14. P. peraniilata, Shumard. 
(?)i5. P. latispinosa, Sandberger. 
(?)i6. P. tennesseensis, Winchell. 
Genus Griffithides. 
1. G. acanthiceps, Woodward, (Plate VI, Fig. 10.) 
2. G. brevispiniLs , Woodward. 
3. G. calcar atus, McCoy, (Plate VI, Fig. 16.*) 
[^Figure omitted in plate, it lies above and between ii and 12.] 
(?)4. G, carringtonensis, Etheridge. 
5. G. glaber. Woodward. 
6. G. globiceps, Phillips. 
7. G. longispiniLs , Portlock. 
8. G. moriceps, Woodward. 
9. G. obsoleius, Phillips. 
10. G. platyceps, Portlock. 
11. G. seminiferus, Phhillips. 
12. G. roemeri, Moeller. 
13. G. gruenewaldti, Moeller. 
14. G. btifo, Meek and Worthen. 
15. G. portlocki, Meek and Worthen. 
16. G. longiceps, Portlock. 
Genus Brachymetopus. 
1. B. discors, McCoy. 
2. B. hibernicus, Woodward. 
3. B. McCoyi, Portlock, (Plate VI, Fig. 16.) 
4. B. oiLralicus, McCoy, (Plate VI, Fig. 14.) 
(?)5. B. lodiensis, Meek, (Plate III, Fig. 4.) 
Annotations on the above list. 
Dalmanites ? cnyahogce Claypole was described in the Geol. Mag, 
