16 Pisces. 
PISCES. 
Strobilodus purbeckensis, n. sp. (foss.), id. P. Z. S. 1800, p. 350, pi. xxix, 
fig. 4, Purbeck, Swanago. 
Eurycormus grandis , A. S. Woodw. : description of the head ; id. Geol. 
Mag. (3) vii, p. 289, pi. x, figs. 1-8. 
AspidorhyncJius crassus, n. sp. (foss.), A. S. Woodward, Proc. Geol. 
Ass. xi, p. 296, pi. iii, figs. 11-15, Lower Oolite, Stonesfield. 
Leptolepis disjectus, n. sp. (foss.), id. t. c. p. 295, pi. iii, figs. 16-19, 
Lower Oolite, Stonesfield. 
Mesodon daviesi , n. sp. (foss.), id. P. Z. S. 1890, p. 351, pi. xxviii, fig. 5, 
Purbeck, Swanage. M. damoni , n. sp. (foss.), id. Geol. Mag. (3) vii, p. 158, 
Portland Oolite, Weymouth. M. biserialis , fig. 20, discoides, fig. 32, and 
teuuidens [ latidens, err ore ], fig. 29, n. spp., id., Proc. Geol. Ass. xi, p. 300, 
pi. iii, Oolite, England. 
^ Scaphodus , n. g. [= Mesodon ] ; S. lieteromorplins , n. sp. (foss.), id. t. c. 
p. 301, pi. iii, figs. 33-35, Stonesfield. 
^ Anomoedus, Forir. This genus, allied to Mesodon and Coelodus , is 
characterized, and the type species, A. fraiponti , Forir, described and 
figured ; Forir, Ann. Soc. Geol. Belg. xvi, p. 445, pi. xiv, fig. 1. Pycnodus 
cretaceus , Ag., is also referred to this genus. 
Oligopleurus vecteusis , u. sp. (foss.), A. S. Woodward, P. Z. S. 1890, 
p. 346, pis. xxviii, figs. 1-4, & xxix, figs. 1 & 2, Wealdon, Isle of Wight. 
Coccodus lindstroemi , n. sp. (foss.), J. W. Davis, Q. J. Geol. Soc. xlvi, 
p. 565, pi. xxii, Chalk of Hakel, Mount Lebanon. 
Leedsichthys problematicus, A. S. Woodw. : note on the gill-rakers ; 
A. S. Woodward, Geol. Mag. (3) vii, p. 292, pi. x, figs. 9 & 10. 
Opsigonus gracilis , n. sp. (foss.), Rohon, Mem. Ac. Petersb. xxxviii, 
No. 1, p. 11, pi. i, fig. 6, Jurassic of Ust-Balei, E. Siberia. 
\] Baleiichthys, n. g. (foss.) ( Hornocerci ), for B. graciosa, and B. lata , n. spp.; 
id. t. c. pp. 13 & 14, pis. i, fig. 8, & ii, fig. 14, Jurassic of Ust-Balei, E. 
Siberia. 
INCERTiE SEDIS. 
O. Jaekel, SB. nat. Fr. 1890, pp. 117-131, writes on fossil fin-spines 
^ and ichthyodorulites, and proposes the new nanm TracJiyacanthidui for 
Gampsacanthus , St. John & Worth., and allies. 
Ctenacanthus randelli , p. 105, clarlcii , p. 168, pi. xxvi, figs. 2 & 3, 
angustus, p. 181, lettonii , p. 202, pi. xxvi, fig. 1, and cylindricus, p. 202, 
pi. xxvi, fig. 1, n. spp., Newberry, Pal. Fishes N. Am., Carboniferous, 
N. America. 
Asteroptychius elegans, n. sp., id. t. c. p. 176, pi. xxv, fig. 4, Lower 
Carboniferous, Michigan. 
Physonemus stellatus , n. sp., id. t. c. p. 200, pi. xxi, fig. 12, Carboniferous, 
Indiana. 
Gyracanthus sherwoodi , p. 119, pi. xviii, fig. 4, and inornatus, p. 177, 
pi. xxiii, fig. 5, n. spp., id. t. c ., Carboniferous of N. America. 
