PLEU RON ECTID.3D. 
01 1 
pi. xviii. fig. 3. — Lower Tertiary; Jackson River, 
Mississippi. 
Otolithus ( Solece ) guestfalicus, E. Koken, loc. cit. vol. xliii. (1891), 
p. 106, pi. v. fig. 10. — Upper Oligocene ; Biinde. 
Otolithus (Solea) lenticularis, E. Koken, loc. cit. vol. x.xxvi. (1884), 
p. 548, pi. xi. fig. 15. — Upper Oligocene ; Cassol. 
Solea sauvagei, Bosniaski (Upper Miocene, Gabbro, Tuscany) is 
Merely a MS. name quoted by Sauvage, Ann. Sci. Geol. vol. xi. 
art. no. 3 (1880), p. 12. 
The so-called Solea provincialis, H. E. Sauvage (Bull. Soc. Geol. 
France, [3] vol. xi. 1883, p. 488, pi. xi. fig. 3), from the Lower 
Oligocene of Aix-en-Provence, is not a Pleuronectid and will 
Probably prove to be a Cyprinodont. 
Another otolith supposed to belong to this family is described 
thus : — 
Otolithus ( Pleuronectidarum ) acuminatus, E. Koken, loc. cit. 1891, 
p. 107, pi. v. fig. 12. — Middle Oligocene ; Waldbockelheiin. 
INCERTrE SEDIS. 
The Collection also comprises many fragmentary fish-remains 
from the London Clay of Sheppey, which are at present inde- 
terminable. Among these the following may be mentioned : — 
F- 621. Imperfect cranium and fragments of jaws, marked by 
Agassiz and Egerton as intended to be the type specimen 
of Labrophagus esodnus, named only by Agassiz, Bep. 
Brit. Assoc. 1844 (1845), p. 308. Egerton Coll. 
F- 631. Portion of small head and opercular apparatus, marked by 
Agassiz and Egerton as intended to be the type specimen 
of Bothrosteus minor, named only by Agassiz, loc. cit. 
1844, p. 307. Egerton Coll. 
F. 1764. Hinder portion of cranium labelled by Egerton as referable 
to Raupygus bmhlancli, Agassiz (loc. cit. 1844, p. 308, 
name only). Egerton Coll. 
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