10 Pisces. 
PISCES. 
Deltodus occidentalism Leidy, redescribed and figured; St. John & 
Worthen, 1. c. p. 150, pi. ix. figs. 9 & 10. 
Psammodus angular is , Newb. & Wort., p. 222, pi. xix. figs. 1 & 2, and 
reticulatus , Newb. & Wort., p. 224, pi. xix. figs. 3-5, described and 
figured ; iid. 1. c. 
Psammodus spring eri, p. 202, pi. xx. figs. 4-11 (and woodcuts), tumidus , 
p. 205, pi. xiv. figs. 1-4, turgidus , p. 206, pi. xv. fig. 4 (and woodcut), 
lovianus , p. 207, pi. xiv. figs. 7-9, glyptus , p 209, pi. xiv. figs. 5 & 6, 
grandis , p. 211, pi. xv. figs. 1-3, plenus, p. 213, pis. xvi. figs. 1-4, & xvii. 
figs. 1-4, ccelatus , p. 217, pi. xviii. fig. 1, and crassidens, p. 218, pi. xviii. 
figs. 2-6 (and woodcut), spp. nn. (foss.), iid. 1. c. 
Copodus vanhorni, p. 229, figs. 2 & 3, and pusillus, p. 231, fig. 1, 
spp. nn. (foss ), iid. 1. c. pi. xx. 
Ctenacanthus gracillimns , Newb. & Wort., described and figured; iid. 
1. c. p. 238, pi. xxiv. fig. 1. 
Ctenacanthus coxianus, p. 223, pi. xxi. fig. 1, dejlexus , p. 234, pi. xxii. 
fig. 1, harrisoni , p. 236, pi. xxiii. fig. 1, pellensis , p. 237, pi. xxi. fig. 2, 
canualiratus , p. 239, pi. xxi. fig. 3, and butter si, p. 240, pi. xxii. fig. 2, 
spp. nn. (foss.), iid. 1. c. 
- Acondylacan thus^g.ji., for A. rectus , p. 241, fig. 2, A. nuperus , p 242, 
fig. 3, A . p mudgianus , pi. xxiv. fig. 3, and A.? xiphias , fig. 1, p. 244, 
spp. nn. (foss.), iid. 1. c. pi. xxvi. 
Eunemacanthus , g. n. (foss.), for Ctenacanthus costatus , Newb. & Wort., 
described and figured, iid. 1. c. p. 246, pi. xxiii. fig. 2. 
Asteropty chius tenellus , sp. n. (foss.), iid. 1. c. p. 248. pi. xxi. fig. 4. 
Gymmatacanthus, g. n. (foss.), for G. rudis, p. 249, fig. 1, and petro- 
doides, p. 250, fig. 2, spp. nn., iid. 1. c. pi. xxv. 
Gyracanthus ? cordatus, sp. n. (foss.), iid. 1. c. p. 251, pi. xxvi. fig. 4. 
Physonemus falcatuSm sp. n. (foss.), iid. 1. c. p. 252, pi. xxiv. fig. 6. 
Drepanacanthus reversus , St. J. & W. (foss.), described and figured ; 
iid. 1. c. p. 253, pi. xxiv. fig. 5. 
Batacanthus necis , sp. n. (foss.), iid. 1. c. p. 253, pi. xxv. fig. 4. 
Oracanthus vetustus , Leidy (foss.), described and figured ; iid . 1. c. 
p. 255, pi. xxiv. fig. 2. 
Oracanthus rectus , sp. n. (foss.), iid. 1. c. p. 257, pi. xxv. fig. 3. 
Pnigeaccinthus, g.^n. (foss.), for P. trigonalis, sp. n., iid. 1. c. p. 259, 
pi. xxiv. fig. 4. 
Tristychius , Agass. (foss.). On the structure and affinities of this genus ; 
Stock, Ann. N. H. (5) xii. pp. 170-190, pi. vii. 
Tristychius Jimbriatus , sp. n., id. 1. c. p. 177, pi. vii. fig. 1, Carboniferous 
at Gilmerton, near Edinburgh. 
Gyracanthus nobilis , p. 542, and youngi, p. 543, spp. nn. (foss.), 
Traquair, Geol. Mag. (2) x , Black Band Ironstone of Borough Lee, 
near Edinburgh. 
Gyracanthus tuberculatus. Notes by Stock, Tr. Ediub. Nat. Club, i. 
p. 50. 
Carcharias murrciyi, sp. u., Gunther, Ann. N. H. (5) xi. p. 137, 
Kurrachee. 
