SPECIAL WORK. 
Mamm. 39 
Lepus alleni, n. sp., E. A. Mearns, Bull. Am. Mus. Nat. Hist, ii, 
pp. 294-297, Arizona. 
Lepus melanotis , n. sp., Mearns, t. c. pp. 297-300, ibid. 
Lepus verce-crucis , n. sp., O. Thomas, P. Z. S. 1890, pp. 74 & 75, Vera 
Cruz, Mexico. 
Lepus cinerascens , n. sp., J. A. Allen, Bull. Am. Mus. Nat. Hist, iii, 
p. 159, S. California. 
Lepus sylvaticus, n*. var . floridanus, Allen, t . c. p. 160, South Florida ; 
and n. var. aziecus , Allen, t. c. p. 188, Mexico. 
Lepus insolitus, n. sp., Allen, t. c. p. 189, Mexico. 
Lepus truei, n; sp., Allen, t. c . pp. 192-194, Mexico. 
Incertas sedis. 
Ruscinomys europceus , n. g. & sp., C. Deperet, t. c . (supra, p. 4), 
p. 60, Pliocene, France. 
6. UNGULATA. 
Leuthardt, F. Ueber die Reduction der Fingerzahl bei Ungulaten. 
Zool. Jahrb.-Abth. f. Syst. v, pp. 93-146, pis. i-xxiii. 
An elaborate memoir, illustrating the gradual reduction of the digits 
in the more specialized Ungulates, with a large number of figures of foot- 
structure. 
Suciietet, A. La Fable des Jumarts. M^m. Soc. Zool. iii, pp. 1-30. 
Discusses the alleged production of hybrids between Bos and Equus , 
and concludes that there is no foundation for the idea. 
True, F. W. Description of Two New Species of Mammals from Mt. 
Kilima-njaro, East Africa. P. U. S. Nat. Mus. xiii, pp. 227-229. 
Describes a new species of Cephalophus , and one of Dendrohyrax, the 
former obtained at a high altitude. [See Bovidce and Hyracidce.'] 
I. TILLODONTIA. 
a. CALAMODONTJDiE. 
t Calamodon europceus , n. sp., L. Rutimeyer, Verh. Gres. Basel, ix, 
p. 18, woodcut, Eocene, Switzerland. 
II. PROBOSCIDEA. 
b . Elephantidac. 
Brown, C. Gt. Elephant Catching in Mysore in November, 1889. 
London : 1890, 4to. 
A series of photographs, with brief descriptions. 
