CAKANGIDJE. 
431 
also due in part to original individual variations. The type speci¬ 
men of the so-called Semiopliorus gigas is probably imperfect at 
the extremities of the dorsal and pelvic fins. 
Form. Log. Upper Eocene : Monte Bolca, near Verona. 
P. 2088, P. 3945. Two large imperfect specimens, partially restored, 
labelled by Agassiz, and the second in counterpart. 
Egerton, Ennislcillen Colls. 
21373. Fine specimen 0*095 in length, in counterpart. One pelvic 
fin is folded, the other expanded, the former thus appearing 
pointed distally, while the latter has a comparatively broad 
and rounded end. 
Presented hy Chambers Hall, Esq., 1847. 
' \ - . ' 
Semigimorus velicans (Blainville). 
1796. Kurtus velifer, G. S. Volta, Ittiolit. Veronese, pi. vii. fig. 3. 
1818. Chcetodon velicans, H. D, de Blainville, Noiiv. Diet. d’Hist. Nat. 
vol. xxvii. p. 355. 
1835. Semiophorus velicans, L. Agassiz, Neues Jahrb. p. 301 (name 
only). 
1837-42. Semiophorus velicans, L. Agassiz, Poiss. Foss. vol. iv. 
pp. 14, 222, pi. xxxvii. 
1874. Semiophorus massalongianus, A. de Zigno, Mem. It. Istit. 
Veneto, vol. xviii. p. 292, pi. x. fig. 2. [Imperfect fish j Zigno 
Collection, University of Padua.] 
Type. Nearly complete fish ; Museum of Natural History, Paris. 
A smaller species than the type, with slightly more elevated dorsal 
fin, and the pelvic fins when adpressed reaching beyond the base of 
the caudal fin. 
Form. Log. Upper Eocene : Monte Bolca, near Verona. 
P. 1967. Imperfect partially restored specimen. Egerton Coll. 
The following species has also been distinguished, but is not 
represented in the Collection :— 
Semiophorus parvulus, W. Szajnocha, Pamiet. Wydz. matem.- 
. przyr. Akad. Umiejet. Krakow, vol. xii. (1886), p. 109, 
pi. iv. fig. 1.—Upper Eocene ; Monte Bolca, near Verona. 
U; ^ ^ - [Nearly complete fish ; Geological Museum, University of 
c, ' ' Cracow.] 
A generically indeterminable fragment has also been described as 
follows:— 
Semiophorus sehaerheehi, P. J. Van Beneden, Bull. Acad. Boy. 
