168 BRITISH FOSSIL VERTEBRATA. 
PTERICHTHYS milleri (coutinued)— 
Pterichthys quadraius, P. M. G. Egerton, Quart. Journ. Geol. 
Soc., vol. iv, 1848, p. 313, pl. x; J. Morris, Cat. Brit. Foss., 
1854, p. 341; R. H. Traquair, Geol. Mag. [3] vol. v, 1888, 
p. 509. [Fish ; Geol. Soc. London.] 
Loc. L. Old Red Sandst.; Cromarty, Nairnshire, and Banff- 
shire. [Fishes ; Edinburgh Mus. ] 
oblongus, L. Agassiz, Poiss Foss., vol. ii, pt. i (1843), p- 302, and 
Poiss. Foss. We é R. (1844), ?. 18, pl. if. 1, 2 5 2G. 
i-gerton, Quart. aaa Geol. Soc., vol. iv, 1848, p- 313; 
J. Morris, Cat., Brit. Foss., 1854, p. 341; F. M‘Coy, Brit. 
Palzeoz. Foss. (1855), p. 600; R. H. Traquair, Geol. Mag. 
[3] vol. v, 1888, p. 509. 
Loc. L. Old Red Sandst.: Banffshire, Nairnshire, and Cromarty. 
[Fishes ; Elgin Mus. | 
paucidens (‘Agassiz’), R. Etheridge, Foss. Brit. Islands, pt. i, 
1888, p. 175 : mis- “quotation, the name not existing. 
productus, L. Agassiz, Poiss. Foss., vol. ii, pt. i (1843), p. 302, 
and Poiss. Foss. V. G. R. (1844), p. 16, pl. v, f. 1-4; P. M 
G. Egerton, Quart. Journ. Geol. Soc., vol. vi, 1848, p. 312 ; 
J. Morris, Cat. Brit. Foss., 1854, p. 341; F. M‘Coy, Brit. 
Palzeoz. Foss. (1855), p. 600; R. H. Traquair, Geol. Mag. 
{3] vol. v, 1888, p. 509. 
Pterichthys cancriformis, .. Agassiz, Poiss. Foss., vol. ii, pt. i 
(1843), p. 302, and Poiss. Foss. V. G. R. (1844), p. 17, pl. 1, 
f. 4,53 J. Morris, Cat. ae Foss., 1854, p. 341 ; F: M‘Coy, 
Brit. Palaeoz. Foss. (1855), p. 599. [Fishes ; Brit. Mus.] 
Loc. L. Old Red Sandst. ; Nainanre and Orkney. [Imperfect 
fishes ; Forres Mus. and Brit. Mus.] 
quadratus, Egerton. v. Pterichthys milleri. 
testudinarius, L. Agassiz, Poiss. Foss., vol. ii, pt. 1 (1843), 
p. 302, and Poiss. Foss. V. G. R. (1844), p p. 14; pliw; ees 5 
P. M. G. Egerton, Quart. Journ. Geol. Soc., vol. iv, 1848, 
p: 3tz 5 i Morris, Cat. Brit! Foss., 1854, p. 341; F. M‘Coy, 
Brit. Palzeoz. Foss. (1855), p. 600. 
Pterichthys cornutus, LL. Agassiz, Poiss. Foss., vol. ii, pt. i 
1843), P ne SO and Poiss. Foss. V. G. R. (1844), p- 17, pl. a 
f.).1=5h3 P. M. G. Egerton, Quart. Journ. Geol. Soc., vol. i 
1848, p: 313.5 J: Morris, Cat. Brit. Foss., 1854, p. 341; Re H 
Traquair, Geol. Mag. [3] vol. v, 1888, p. 509, and Ann. Mag. 
Nat. Hist. [6] vol. 11, 1888, p. 485, pl. xvii, f. 1-3. [Fishes ; ; 
Brit. Mus. | 
Loc. L. Old Red Sandst.; Lethen Bar, Nairnshire. [Head 
and trunk ; Edinburgh Mus. } 
PTERNODUS, Owen. vw. Diplodus. 
productus, Owen. wv. Diplodus gibbosus. 
