ES0CID2B. — CYPRTNODONTIDiE. 
289 
The following specimens seem to belong to the existing Esox 
lucius, Linn. (Syst. Nat. cd. 12, vol. i. 1766, p. 516), which has 
already been recorded from the Norfolk Forest Bed Series (E. T. 
Newton, Vert. Forest Bed, 1S82, p. 123, pi. xviii. figs. 11-14) : — 
**• 4925. Portion of left dentary, teeth, and caudal vertebra ; Forest 
Bed Series, West Runton, Cromer. 
Presented by William Barker, Esq., 1885. 
P - 8703, P. 8708-11. Various fragments; Forest Bed Series, near 
Cromer. Savin ColL 
36658-60, P. 4848. Portions of dentaries, teeth, and vertebrae ; 
Pleistocene, Copford, Essex. John Brown Coll. 
Presented by Sir Bichard Owen, K.C.B., 1860. 
45810. Teeth and fragments ; Pleistocene, Ilford, Essex. 
Brady Coll. 
36746. Numerous bones ; Southerey Fen, Norfolk. 
Presented by Prof. Alfred Newton, 1862. 
The following extinct species have also been described, but are 
n °t represented in the Collection : — 
Esox otto, L. Agassiz, Arbeiten schles. Ges. 1837 (1838), p. 87 
( E . ottonis, name only), and Poiss. Foss. vol. v. pt. ii. 
(1843), p. 68, pi. xlvii.— Pleistocene ; near Breslau, 
Silesia. [Detached bones.] 
Esox papyraceus, F. G. Troschel, Verhandl. naturw. Ver. preuss. 
Bheinl. vol. xi. (1854), p. 2, pi. i. fig- !• Upper 
Oligocene (Lignite) ; Eott, near Bonn. [Imperfect fish ; 
Geological Museum, University of Bonn.] 
Esox waltschanus, II. von Meyer, Neues Jahrb. 1848, p. 4-6, 
and Palseontogr. vol. ii. (1851), p. 49, pi. vi. figs. 1 > -i 
pi. vii. fig. 1. — Lower Miocene ; Waltsch, Bohemia. 
[Imperfect fish.] 
Family CYPRINODONTIDiE. 
Supraoccipital bone extending forwards to the frontals and 
se Parating the parietals in the median line ; otic region prominent 
® nd squamosal reduced. Mandibular suspensorium inclined 
Awards and gape small ; symplectic bone present ; premaxilla 
tended, excluding the maxilla from the upper border of the 
*ART iv. u 
