SEMI0N0TID2E. 
63 
N. Jersey & Connecticut (Mon. U.S. Geol. Surv. no. xiv. 
1888), p. 30, pi. iii. fig. 1 : Palceoniscus agassizii, W. C. 
Bedfield, Amer. Journ. Sci. vol. xli. (1841), p. 26.— 
Trias ; Boonton, New Jersey. 
Ischypterus cilatus, J. S. Newberry, op. cit. p. 37, pi. viii. figs. 1, 
2 1 .—Trias: Boonton. [Columbia College, New York.] 
Ischypterus branni , J. S. Newberry, op. cit. p. 43, pi. xii. fig. 3, 
pi. xiii. figs. 1, 2 1 : Palceoniscus latus , L. P. Gratacap 
(errore), Amer. Nat. vol. xx. (1886), p. 243, fig.—Base 
of Trias; Weehawken, New Jersey. 
Ischypterus elegans, J. S. Newberry, op. cit. p. 37, pi. vii. fig. 2,)4Yi?-^ 
pi. x. fig. 1, pi. xiv. figs. 1, 2 1 .—Trias ; Boonton. ^ u s 
[Columbia College, New York.] Vo I r 7a 
Ischypterus gigcts, J. S. Newberry, op. cit. p. 49, pi. xiv. fig. 3 1 .— 
Trias; Boonton. ^ X ' V '-;A>' 3 . 
Ischypterus lenticularis, J. S. Newberry, op. cit. p. 39, pi. x. 
figs. 2, 3 \—Trias ; Boonton. — 
Ischypterus lineatus, J. S. Newberry, op. cit. p. 40, pi. xi. figs. 1, 
2 l .—Trias ; Boonton. [Columbia College, New York.] 
Ischypterus marshi , W. C. Bedfield, Proc. Amer. Assoc. Adv. Sci. 
(Albany, 1856), pt. 2, p. 188 (name only); J. S. Newberry, 
op. cit. p. 28, pi. ii. fig. 1.—Trias; Sunderland, Massachu¬ 
setts. [Yale University Museum.] 
Ischypterus micropterus, J. S. Newberry, op. cit. p. 31, pi. iv. 
figs. 1, 2, pi. xii. fig. 2 l .—Trias ; Durham, Connecticut. 
Ischypterus minutus, J. S. Newberry, op. cit. p. 48, pi. xiii. fig. 5 1 . 
—Trias ; Durham. *S\ - 5Yi-w^. 
Ischypterus modest as, J. S. Newberry, op. cit. p. 38, pi. ix. figs. 1- 1 - 
3 1 .—Trias ; Boonton. [Columbia College, New York.] J^f 
Ischypterus ovatus , Sir P. Egerton, Quart. Journ. Geol. Soc. vol. vi. 7 YTU/ 
(1850), p. 10 ; J. S. Newberry, op. cit. p. 27, pi. i. fig. 1 : 7 / 
Palceoniscus ovatus, W. C. Bedfield, Amer. Journ. Sci. 
vol. xli. (1841), p. 26 : (?) Tetrcigonolepis , Sir P. Egerton, 
Quart. Journ. Geol. Soc. vol. iii. (1847), p. 277, pi. ix. 
fig. 2.—Trias; Turner’s Ealls, Mass., Boonton, and (?) 
Virginia. 
Ischypterus parvus, J. S. Newberry ( ex W. C. Bedfield. MS.), op. 
cit. p. 45, pi. xiii. fig. 4 1 .—Trias ; Turner’s Falls. 
Ischypterus robustus, J. S. Newberry, op. cit. p. 36, pi. vi. fig. 1 \ 
—Trias; Boonton. [Columbia College, New York.] 
1 These names were previously published without definition in Trans. New 
York Acad. Sci. vol. vi. (1888), p. 127. 
