Results 41 to 50 of about 2,503 (228)

Non-volant mammals (Mammalia) from Estação Ecológica Serra Geral do Tocantins [PDF]

open access: yes, 2011
A comunidade de mamíferos terrestres foi amostrada em três localidades (1-Mateiros, TO; 2- Rio da Conceição, TO e 3- Formosa do Rio Preto, BA) no interior da Estação Ecológica Serra Geral do Tocantins.
AIRES, Caroline Cotrim   +1 more
core   +1 more source

Ornithodoros quilinensis sp. nov. (Acari, Argasidae), a new tick species from the Chacoan region in Argentina [PDF]

open access: yes, 2012
Ornithodoros quilinensis sp. nov. (Acari: Argasidae) is described from larvae collected on the small rodents Graomys centralis (Cricetidae: Sigmodontinae) in Argentina.
Casás, Gustavo   +5 more
core   +1 more source

List of popular names for Brazilian rodents (Mammalia: Rodentia) [PDF]

open access: yesZoologia (Curitiba)
Binomial nomenclature in Latin is used to name species, allowing communication between scientists but not with the general public. We compiled popular names in Portuguese, Spanish, and English for the rodent species that occur in Brazil, revealing a ...
Gisela Sobral   +7 more
doaj   +1 more source

Analyzing the impact of conflictive dental characters on the phylogeny of octodontoid rodents [PDF]

open access: yesActa Palaeontologica Polonica, 2016
Systematics of fossil octodontoids (Rodentia, Caviomorpha) is in great part based on insights into the knowledge of teeth, making the step of dental characterization certainly relevant for the evolutionary reconstruction of these rodents.
Adriana M. Candela
doaj   +1 more source

Ultrasonic Songs of Male Mice [PDF]

open access: yes, 2005
Previously it was shown that male mice, when they encounter female mice or their pheromones, emit ultrasonic vocalizations with frequencies ranging over 30–110 kHz.
John Kauer   +2 more
core   +6 more sources

MOLECULAR DIVERGENCE IN THE GENUS THRICHOMYS (RODENTIA, ECHIMYIDAE) [PDF]

open access: yesJournal of Mammalogy, 2004
Molecular analysis of cytochrome b (about 1,100 base pairs) in Brazilian Thrichomys specimens from Pantanal, Caatinga, and Cerrado confirmed the monophyly of this genus in neighbor joining, maximum parsimony, and likelihood analyses. Molecular and karyotypic analyses suggested that T. pachyurus (2n = 34), T. inermis (2n = 26), and Thrichomys sp.
E. Braggio, C. R. Bonvicino
openaire   +1 more source

Late Pleistocene echimyid rodents (Rodentia, Hystricognathi) from northern Brazil

open access: yesAnais da Academia Brasileira de Ciências, 2016
Echimyidae (spiny rats, tree rats and the coypu) is the most diverse family of extant South American hystricognath rodents (caviomorphs). Today, they live in tropical forests (Amazonian, coastal and Andean forests), occasionally in more open xeric ...
THAIS M.F. FERREIRA   +4 more
doaj   +1 more source

Burdigalian deposits of the Santa Cruz Formation in the Sierra Baguales, Austral (Magallanes) Basin: Age, depositional environment and vertebrate fossils [PDF]

open access: yes, 2013
Indexación: Web of Science; Scielo.ABSTRACT. A succession of marine and continental strata on the southern flank of Cerro Cono in the Sierra Baguales, northeast of Torres del Paine, can be correlated with stratigraphic units exposed along the southern ...
Bostelmann, J. Enrique   +10 more
core   +2 more sources

The taxonomic status of the endangered thin-spined porcupine, Chaetomys subspinosus (Olfers, 1818), based on molecular and karyologic data

open access: yesBMC Evolutionary Biology, 2009
Background The thin-spined porcupine, also known as the bristle-spined rat, Chaetomys subspinosus (Olfers, 1818), the only member of its genus, figures among Brazilian endangered species.
de J Silva Maria   +5 more
doaj   +1 more source

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