* 
PAL^ONISCIDIE. £ . 
/cU-/?A 5 
Eurylepis tuberculata, Newberry. 
1856. Mecolepis tuberculatus, J. S. Newberry, Proc. Acad. Nat. Sci. 
Piiilad. toI. viii. p. 96. 
1873. Eurylepis tuberculatus, J. S. Newberry, Pep. Geol. Surv. Ohio, 
vol. i. pt. ii. p. 350, pi. xxxyiii. figs 2, 3. 
Type. Pish; Columbia College, New York. 
The type species, attaining a maximum length of about 0*08. 
Length of head with opercular apparatus about equal to the 
maximum depth of the trunk, and occupying one-fourth of the 
total length of the fish. Cranial roof-bones ornamented with large 
rounded rugae and tuberculations, facial bones with finer corru¬ 
gations. Scales smooth, denticulated in the abdominal region; 
anterior scales of principal series nearly five times as deep as broad. 
Form. Log. Coal-Measures : Linton, Ohio. 
P. 1005. Three specimens labelled by Dr. Newberry. Egerton Coll. 
P. 3449. Two specimens and one in counterpart, labelled by Dr. 
Newberry. Enniskillen Coll. 
Eurylepis granulata, Newberry. 
1856. Mecolepis granulatus , J. S. Newberry, Proc. Acad. Nat. Sci. 
Philad. yoI. Yiii. p. 97. 
1856. Mecolepis insculptus , J. S. Newberry, ibid. p. 97. [Columbia 
College, New York.] 
1873. Eurylepis granulatus, J. S. Newberry, Rep. Geol. Suiw. Ohio, 
yoI. i. pt. ii. p. 352, pi. xxxix. fig. 5. 
1873. Eurylepis insculptus, J. S. Newberry, ibid. p. 351, pi. xxxix. 
fig. 2. 
Type. Pish; Columbia College, New York. 
General proportions as in the type species. Cranial roof-bones 
ornamented with sharp corrugations and occasional intervening 
granulations. Scales comparatively thin, more or less rugose and 
tuberculated in the anterior part of the abdominal region, with a 
faint double waved line along the anterior margin, and fine posterior 
serrations ; foremost scales of principal lateral series about four 
times as deep as broad. 
Form. Sp Log. Coal-Measures : Linton, Ohio. 
P. 1007. Two well-preserved specimens. Egerton Coll. 
P. 3450. Similar specimen, labelled E. granulatus by Dr. Newberry. 
EnnisJcillen Coll. 
2 g 
PAKT II. 
0s) r 
