A new species of Monodelphis (Didelphimorphia: Didelphidae) from southeastern Peru Sergio Solari Original investigation 30 December 2004 Pages: 145 - 152
Discovery of extant Natalus major (Chiroptera: Natalidae) in Cuba Adrian TejedorGilberto Silva-TaboadaDialvys Rodríguez-Hernández Original investigation 30 December 2004 Pages: 153 - 162
Reproductive condition and activity pattern of male Daubenton’s bats (Myotis daubentonii) in the summer habitat J. A. EncarnaçãoM. DietzU. Kierdorf Original investigation 30 December 2004 Pages: 163 - 172
New records and notes on Laephotis Thomas, 1901 (Chiroptera: Vespertilionidae) William T. StanleyDieter Kock Original investigation 30 December 2004 Pages: 173 - 181
New investigations on the taxonomy of the zebras genus Equus, subgenus Hippotigris Colin P. GrovesCatherine Hobart Bell Original investigation 30 December 2004 Pages: 182 - 196
Geographic differences in karyotypes of the mole-shrew Anourosorex squamipes (Insectivora, Soricidae) Masaharu MotokawaMasashi HaradaYi Wu Short communication 30 December 2004 Pages: 197 - 201
New insectivores from the Early Miocene of Nebraska, USA and the Hemingfordian faunal exchange Larry D. MartinJong-Deock Lim Short communication 30 December 2004 Pages: 202 - 209
Presence or absence of gall bladder in some Akodontini rodents (Muridae, Sigmodontinae) Lena GeiseMarcelo WekslerCibele Rodrigues Bonvicino Short communication 30 December 2004 Pages: 210 - 214