FAL/EICHTHYES — OSTRACODERMI. 
Pisces 11 
Sclerorhynchus atavus , S. Woodw. (£oss.) : note on a fragment of tlie 
rostrum ; A. S. Woodward, P. Z. S. 1889, p. 449, fig. 
Antliodus arcuatus , n. sp. (foss.), Newberry, Pal. Fishes N. Am. p. 208, 
pi. xix, figs. 3 & 4, Carboniferous, Indiana. 
Ptychodus mammillaris , Ag., and polygyrus , A g. (foss.) : notes by 
A. S. Woodward, Rep. Yorks. Phil. Soc. 1889, pp. 39 & 40, pi. i, 
figs. 3-20. 
ASTEROSPONDYLI. 
Parker, T. J. On the Presence of a Sternum in Notidanus indicus. 
Nature, xliii, p. 142, fig. 
White, P. J. On the Skull and Visceral Skeleton of the Greenland 
Shark, Lcemargus microcephalus. Anat. Anz. v, pp. 259-261. 
Ewart, J. C. On the Spiracles of the Porbeagle Shark ( Lanina cornu- 
bica). J. Anat. Phys. xxiv, pp. 227-229. 
Davis, J. W. On the Dentition of Pleuroplax ( Pleurodus ), A. S. Woodw. 
Ann. N. H. (6) v, pp. 291-294, pi. xiii. 
Chlamydoselache anguinea , Garm. : recorded from Madeira by Collett, 
Bull. Soc. Z. Fr. xv, p. 219. 
Ilybodus vestitus, n. sp. (foss.), Fritsch, Faun. Gask. ii, p. 97, pi. lxxiii, 
fig. 14, Permian of Bohemia. 
Acanthodes affinis, Whiteaves, is referred to Mesacanthus, Traq., by 
Traquair, Geol. Mag. (3) vii, p. 1G. 
i Goniodus, n. g. [name preoccupied, Agassiz, 1838], probably Elasmo- 
branch aud Cestraciont ; Newberry, Pal. Fishes N. Am. p. G7. G. 
hertzeri , n. sp. (foss.), id. t. c. p. 69, pi. xxvii, figs. 11-15, Huron Shale, 
Devonian, Ohio. 
HOLOCEPHALI. 
Rhynchodus greenei , n. sp. (foss.), Newberry, Pal. Fishes N. Am. 
p. 51, Hydraulic Limestone, Wisconsin. 
OSTRACODERMI. 
HETEROSTRA.CI. 
Cephalaspis campbelltonensis, Whiteaves : romarks by Traquatr, Geol. 
Mag. (3) vii, p. 21. C. whiteavesi , n. sp., id. t. c,, Devonian of Canada. 
OSTEOSTRACI. 
Cephalaspis laticeps , n. sp., Traquair, Geol. Mag. (3) vii, p. 16, 
Devonian of Canada. 
