20 Mamm. 
MAMMALIA. 
LagenorrJiyncJins alhirostris. A specimen captured near the Bell Rock, 
J. M. Cambell, Zool. (3) v, pp. 41-44 and Scot. Nat. 1881, pp. 1-4. 
Another taken near Yarmouth ; T. Southwell, Zool. (3) v. p. 420, 
^ Phoccena communis. Specimens figured; P. Fischer, 1. c. pi. vi. fig. 2, 
& pi. vii. 
s/ Tursiops tursio, figured ; id. 1. c. pi. viii. fig. 1. 
Squalodontid^e. 
Capellini, G. Avanzi di Squalodonte nella molassa marnosa miocenica 
della Bolognese. Bologna : 1881. 
[Not seen by the Recorder ; cf. Zool. Anz. v. p. 8.] 
PERISSODACTYLA. 
/ Cove, ^ E. D. The systematic arrangement of ihQoxdev Perissodacty lata. 
1 P. Am. Phil. Soc. xix. pp. .377-401. 
I Ten families are recognized, with 48 genera, and 189 “ well-deter- 
I mined ’’ species. 
; The following (from a “forthcoming report” of Bull. U. S. Gool. 
’ Surv.) arrangement of families is adopted by E. D. Cope, Am. Nat. xv. 
i p. 340 
\ Lophiodontidce, Triplopodidce^ Hyracodontidae.., Rhinocerotidoiy TapiridcCy 
\Qhalicotlieriid(By Palceotheriidai, Anchitheriidai, Equidcc. 
L0PHI0D0NTID.ai]. 
Lophiodon calciculus and ventorum, spp. nn. (foss.), E. D. Cope, Am. 
Nat. xiv. p. 747, Wasatch bods of Wyoming. The same species are 
referred to the genus Pachynolophus ; id. Bull. U. S. Geol. Surv. vi. 
p. 197. 
PacJiynolophus q)f)sticu.s, sp. n. (foss.), id. P. Am. Phil, Soc. xx. 
p. 187, Lower Eocene of Wyoming. 
Palceosyops borealis, sp. n. (foss.), id. Am. Nat. xiv. p. 746 & Bull. 
U. S. Geol. Surv. vi. p. 196, Wasatch beds of Wyoming. 
TRIPLOPODIDiE, 
/ Triplopus cubitalisy g. & sp. nn. (foss.), E. D. Cope, Am. Nat. xiv. 
i p. 383, Eocene beds of Washakie Basin, Wyoming. T. amarorum, sp. n. 
\(foss.), id. P, Am. Phil. Soc. xix. p. 389, Bad Lands of Wyoming. 
lllIlNOCEROTIDJE. 
Lydekkep, R. Siwalik Rhinocerotidce. Pal. Ind. (10), ii. pp. 1-62, 
pis. i-x. 
A supplementary account, founded on more extensive material, to 
