440 
actinopterygii. 
P. 994 a, P. 3457 a. Smaller individual, in counterpart, wanting 
part of the head and the extremity of the tail; Lehach. 
Egerton Enniskillen Colls. 
P. 980 a, P. 3459 a. Small specimen, in counterpart, obliquely 
crushed, and labelled Amblypterus lateralis by Agassiz; 
Lebach. Egerton Sf Enniskillen Colls. 
Amblypterus duvernoyi (Agassiz). 
1833. Palceomscus duvemoy , L. Agassiz, Poiss. Foss. vol. ii. pt. i. pp. 4 
45, 103, pi. vii. 
b- A^-^-1834. Palceomscus vratislciviensis, L. Agassiz, ibid. p. 60, pi. x. figs. 1, 
i/tUv- A&^cUA&A • 2, 4-6. 
1834. Palceoniscus lepidurus, L. Agassiz, ibid. p. 64, pi. x. figs. 3, 7,8, 9. 
184b. Amblypterus duvemoy, C. G. Giebel, Fauna der Yorwelt, Fische, 
p. 252. 
1848. Palceoniscus vratislciviensis, C. G. Giebel, ibid. p. 247. 
1851. Palceoniscus gibbus, F. H. Troschel, Verhandl. naturh. Verein 
preuss. Rheinlande u. Westphalens, p. 523, pi. ix. 
1851. Palceoniscus dimidiatus, F. H. Troschel, ibid. p. 528, pi. x. 
(P) 1851. Palceoniscus tenuicciuda , F. H. Troschel, ibid. p. 532, pi. xi. 
(?) 1851. Palceoniscus elonyatus, F. FI. Troschel, ibid. p. 536, pi. xii. 
1851. Palceoniscus opisthopterus , F. H. Troschel, ibid. p. 538, pi. xiii. 
]<N)/. Palceoniscus duvernoyi , F. II. Troschel, ibid. p. 16. 
1861. Palceoniscus rohani, J. .1. Heckel, Penkschr. k. Akacl. Wiss., 
math.-naturw. Cl. vol. xix. p. 51, pis. i.-iii. ["Royal Bohemian 
Museum, Prague.] 
1861. Palceoniscus obliquus, J. J. Heckel, ibid. p. 56, pi. v. [Ibid.] 
1861. Palceoniscus caudatus, J. J. Fleckel, ibid. p. 58, pi. vi. [Ibid.] 
1861. Palceoniscus vratislciviensis and lepidurus, PI. B. Geinitz Dvas, 
pp. 18, 19. 
lb(>l. Palceoniscus blainvittei, IT. B. Geinitz ( errore ), ibid. p. 19, pi. ix. 
) fig. 3. 
1864. Palceoniscus vratislciviensis, E. "Weiss, Zeitschr. deutsch. ceol. 
Gesell. vol. xvi. p. 274, woodcut. 
1877. Amblypterus duvernoyi, R. PI. Traquair, Quart. Journ. Geol. Soc. 
vol. xxxiii. p. 558. 
18 77. Amblypterus ivratislaviensis , R;. H. Traquair, ibid. p. 558. 
lb/7. Amblypterus lepidurus, dimidiatus, elonyatus, tenuicauda, gibbus, 
opisthopterus, rohanni, obliquus, and caudatus, R. PI. Traquair, ibid. 
p. 558. 
Pype. , Two nearly complete fishes; Palaeontological Museum, 
Munich, and olim H. G. Bronn Collection, 
Trunk deep in the abdominal region, apd the caudal pedicle 
produced : the hack much arched in advance of the dorsal fin, the 
