10, 11. 
12, 13. 
14, 15. 
16, 17. 
18-21. 
24, 2. 
308 
EXPLANATION OF PLATE V. 
PYRIFUSUS TURRITUS Whitf. (p. 54). 
. Two views of an imperfect cast from Middletown, New Jersey. 
. View of a cast from Burlington, New Jersey. Acad. Nat. Sci., Phila. 
. Two views of a more perfect cast from Crosswicks Creek, New Jersey. Acad. Nat. Sci., 
Phila. 
TRITON (EPIDROMUS) PRACKDENS Whitf. (p. 58). 
. Two views of the specimen described. 
TRACHYTRITON ATLANTICUM Whitt. (p. 59). 
. Front and back views of a very perfect cast, showing the varices. 
Views of two other casts, differin g in size, 
TRACHYTRITON MULTIVARICOSUM Whitf. (p. 61). 
Views of two imperfect casts showing spiral lines. 
T'wo views of a specimen showing varices, but not the spiral lines. 
TRACHYTRITON ? HoLMpELense Whitf. (p. 60). 
Two views of the specimen described, doubtfully a Trachytriton. 
ODONTOFUSUS MEDIANS’ Whitt. (p. 67). 
Opposite views of each of two individuals of this species showing variation in form. 
SERRIFUSUS (LIROFUSUS) NODOCARINATUS Whitf. (p. 64). 
. Two views of the cast showing the features described. 
SERRIFUSUS CROSSWICKENSIS Whitf. (p. 63). 
Opposite views of the cast showing the features described. 
