8C0rELIDJi. 
257 
Genus AWAPTERUS, Sauvage. 
[Ann. Sci. Ge'ol. vol. iv. art. no. 1, 1873, p. 199.] 
■ s >’ n - Tydeus, II. E. Sauvage (non Koch, 1842), Ann. Sci. Nat. [5] 
vol. xiv. art. no. 7, 1870, p. 23. 
An imperfectly known genus, with much-elongated head and 
trunk. Cleft of mouth very largo, with a few large spaced teeth 
an d small unciform teeth between. Pectoral fins not much 
enlarged ; pelvic fins small and remote ; dorsal fin short-based, in 
hmder half of back but completely in advance of the extended anal 
tlQ ; caudal fin forked. Scales of moderate size, uniform, and not 
serrated at the hinder border ; lateral line conspicuous. 
Ihis genus is not yet clearly distinguished from the existing 
Pelagic genera, Puralepis and Sudis. 
Anapterus megistosoma, Sauvage. 
1870. Tydeus megistosoma, II. E. Sauvage, Ann. Sci. Nat. [5] vol. xiv 
^ art. no. 7, p. 20. 
187.1. Anapterus megistosoma, II. E. Sauvage, Ann. Sci. Geol. vol. iv. 
art. no. 1 , p. 200, figs. 95, 96. 
Imperfect fish. 
I he type species, attaining a length of about 0 - 5. Length of 
Ca d with oporcular apparatus contained about five times, maxi- 
depth of trunk about ten times in the total length of the fish, 
ertebrae nearly 100 in number. Pectoral fins with 20 rays; 
Pe vie fins with 14 rays, opposite the origin of the dorsal, which 
'""prises about 12 ruvs and is completely within the hinder third 
r ’ tlle ba ck ; anal fin with at least 30 rays, extending close to the 
audal. Scales of lateral line not enlarged. 
" rrn - <Sf Loc. Upper Miocene : Licata, Sicily. 
1163. Imperfect small distorted specimen labelled (apparently 
by Sauvage) as young of this species. Egerton Coll. 
. ^ b" following species from the Upper Miocene of Licata have 
S0 been recognised on the evidence of imporfect fishes, but aro not 
presented in the Collection 
•Anapterus albyi , H. E. Sauvage, loc ■ cit. 1873, p. 203, figs. 93, 94. 
Tydeus albyi, II. E. Sauvage, loc. cit. 1870, p. 24. 
- Anapterus elongatus, H. E. Sauvage, loc. cit. 1873, p. 206, fig. 92. 
Tydeus elongatus, H. E. Sauvage, loc. cit. 1870, p. 25. 
"apterus siculus, H. E. Sauvage, loc. cit. 1873, p. 205, fig. 47, 
and ibid. vol. xi. art. no. 3 (1880), p. 39, fig. 4. 
