CLUPEID^. 
133 
Genus BIMGRAULIS, Cuvier. 
[Eegne Animal, vol. ii. 1817, p. 174.] 
Head and trunk much laterall}’ compressed, but ventral border 
not a sharp edge. Maxilla very long and slender, with two 
•supramaxillary bones ; snout prominent, and gape of mouth very 
wide ; teeth rudimentary or absent. Branchiostegal rays 7 to 14 
in number. Vertebrae from 40 to -50 in number. Dorsal and anal 
fins small, the former nearly median. Scales of moderate or large 
size, none pectinated ; ventral ridge-scales small or absent; lateral 
line inconspicuous. 
The following three extinct species of this genus are recognised 
on imperfect evidence, but none are represented in the Collection:— 
Engraulis hrevipinnis, J. J. Heckel, Sitzungsb. k. Akad. Wiss., 
matb.-naturw. Cl. vol. xi. (1854), p. 129.—Lower Mio¬ 
cene ; Cbiavon, Vicentin. [Imperfect fish; Court Museum, 
Vienna.] 
Engraulis evolans^ L. Agassiz, Veues Jabrb. 1835, p. 306, and 
Poiss. Loss. vol. V. pt. ii. (1844), p. 121, pi. xxxvii. 
figs. 1, 2. Clupea evoJans, H. D. de Blainville, Vouv. 
Diet. d’Hist. Xat. vol. xxvii. (1818), p. 344. Exocetus 
evolans, Silui'iis catus, and Exocetus exiliens, G. S. Volta, 
Ittiolit. Veronese (1796), pp. cii, clxi, clxvi, pi. xxii. 
fig. 2, pi. xxxix. figs. 2, 5.—Lpper Eocene ; Monte Bolca, 
near Verona. [Imperfect fish ; Paris Museum of Xatural 
History.] Cc 
Engraulis longipinnis, J. J. Heckel, loc. cit. 1854, p. 128.—Lower 
Miocene; Cbiavon. [[Imperfect fish; Court Museum, 
Vienna.] 
Genus HALECOPSIS, novum. 
^ex Agassiz, Poiss. Loss. vol. v. pt. ii. 1844, p. 139 (name only).] 
An imperfectl}’ known genus. Head and trunk laterally com¬ 
pressed, more so ventrally than dorsally, but the ventral border of 
the trunk not quite ai sharp edge. Gape of mouth small; [teeth 
unknown]. Pr^perculum mucli expanded, with large lower limb. 
Paired fins small, the pelvic pair Opposed to the median dorsal; 
anal fin relatively very small. Scales of moderate or rather large 
size ; none pectinated, but all marked with delicate radiating lines ; 
no ventral ridge-scales ; lateral line inconspicuous. 
