PISCE S. 183 
SCAPHASPIS (continucd)— 
lWoydi (Agassiz), Lankester. 7. Scaphaspis lewisi. 
ludensis (Salter), E. R. Lankester, Fishes O. R. Sandst., pt. i 
Vial. SOG; LO0s). pi 25, pl. it, f 4. 
Pteraspis ludensis, J. W. Salter, Ann. Mag. Nat. Hist. [3] vol. iv, 
1859, p. 46, woodcut. 
Loc. L. and U. Ludlow ; Herefordshire. [Shield.] 
recta, [-us] E. R. Lankester, Fishes O. R. Sandst., pt. i (Pal. Soc., 
1868), p. 23, pl. ii, f. 5-8, 12, 13, pl. vii, f. 2. 
Loc. Old Red Sandst. (Cornstones) ; Herefordshire. [Shields ; 
Brit. Mus. (fazs).] 
truncata (Huxley and Salter), | -us] E. R. Lankester, Fishes O. R. 
Sandst., pt. 1 (Pal. Soc., 1868), p. 24, pl. i, f. 1-3. 
Pteraspis truncatus, T. H. Huxley and J. W. Salter, Quart. 
Journ. Geol. Soc., vol. xii, 1856, p. 100, pl. ii, f. 1. 
Loc. Downton Sandstone and Ludlow Bone-bed; Hereford- 
shire. [Shield ; o/z R. W. Banks Coll.] 
SCAPHODUS, L. Agassiz, MS.; J. Morris, Cat. Brit. Foss., 1854, 
Pp. 344 (? Gvronchus). 
heteromorphus, L. Agassiz MS. in Bristol Museum ; J. Morris, 
Cat. Brit. Foss., 1854, p. 344. 
Loc. Stonesfield Slate. 
SCIZENURUS, L. Agassiz, Rep. Brit. Assoc., 1844 (1845), p. 295- 
bowerbanki, L. Agassiz, 7did., p. 256, and zééd., p. 295, pl. 
and Edinb. New Phil. Journ., vol. xl, 1846, p. 121, pl. vi; 
J. Morris, Cat. Brit. Foss., 1854, p. 344. - 
Loc. London Clay; Sheppey. [Portions of fishes ; Brit. Mus.] 
crassior, L. Agassiz, Poiss. Foss., vol. iv (1843), p. 307 (name 
only). 
Loc. London Clay ; Sheppey. 
SCLERODUS, Agassiz. v. Eukeraspis. 
pustuliferus, Agassiz. v. Eukeraspis pustulifera. 
SCOMBRINUS, L. Agassiz, Rep. Brit. Assoc., 1844 (1845), p. 308 
(name only). 
nuchalis, L. Agassiz, zb7d., p. 308 (name only). 
Loc. London Clay; Sheppey. [Imperfect head; Brit. Mus.] T. 
SCYLLIODUS, Agassiz. v. Cantioscyllium and Scyllium. 
antiquus, Agassiz. v. Scyllium antiquum and Cantioscyllium 
decipiens. 
SCYLLIUM, Cuvier, Régne Animal, vol. ii, 1817, p- 124. 
THYELLINA, L. Agassiz, Poiss. Foss., vol. iii (1843), p. 378. 
Scy.Luiopbus, L. Agassiz, 76¢d¢., p. 377 (Pars). 
