Results 111 to 120 of about 2,503 (228)

Echimyidae Gray 1825

open access: yes, 1993
Family Echimyidae Gray, 1825. Ann. Philos., n.s., 10:341. COMMENTS: This group is complex, and in need of revision. The family includes the most primitive fossil New World hystricognaths from the Early Oligocene of Patagonia. Reig (1986:418) noted that some living taxa in this family with brachyodont and pentalophodont molars (Mesomys and Lonchothrix ...
openaire   +1 more source

Mamíferos continentales del Mioceno tardío a la actualidad en la Argentina: cincuenta años de estudios [PDF]

open access: yes, 2007
Ameghiniana was created 50 years ago. During this lapse, the late Cenozoic paleomastozoology developed exponentially in Argentina. Many of the papers dealed with systematics.
Bargo, María Susana   +22 more
core  

The Small and the Dead: A Review of Ancient DNA Studies Analysing Micromammal Species [PDF]

open access: yes, 2017
The file attached is the Published/publisher’s pdf version of the ...
Ammerman   +15 more
core   +4 more sources

Parasitic arthropods of some wild rodents from Juréia-Itatins Ecological Station, State of São Paulo, Brazil

open access: yesMemorias do Instituto Oswaldo Cruz, 2002
A study of the associations between three species of rodents in the Atlantic forest and their parasitic arthropods was undertaken at the Juréia-Itatins Ecological Station, located in the State of São Paulo, Southeastern Brazil, from March 1989 to ...
Bossi David Eduardo Paolinetti   +2 more
doaj  

Tooth morphology of Echimyidae (Rodentia, Caviomorpha): homology assessments, fossils, and evolution

open access: yes, 2012
Echimyidae constitute the most important radiation of caviomorph rodents in the Neotropical region, represented by 20 extant genera and several extinct species. Both in extant and fossil forms, this diversity is reflected by a significant morphological variation found in crown structures of the cheek teeth. Different hypotheses of primary homology have
Candela, Adriana Magdalena   +1 more
openaire   +3 more sources

Las edades del Cenozoico mamalífero de la Argentina, con especial atención a aquellas del territorio bonaerense [PDF]

open access: yes, 1965
La primera parte del trabajo ha sido dedicada a discutir los problemas de la Clasificación, Terminología y Nomenclatura estratigráfica en la Argentina. Sucintamente se analizan las dificultades que los estratígrafos argentinos
Gondar, Dolores   +3 more
core  

Comunicação olfatória no roedor social Trinomys yonenagae (Caviomorpha: Echimyidae) [PDF]

open access: yes, 2015
Varios aspectos do relacionamento entre mamiferos, como pareamento sexual e relacoes de grupo, requerem o reconhecimento de individuos. Sinais quimicos sao fundamentais nesse contexto, pois permitem a identificacao individual e sexual. Roedores sao animais que apresentam um senso olfatorio muito desenvolvido e o empregam em sua comunicacao social ...
openaire   +1 more source

Piletas: água para o gado e para a fauna no Pantanal da Nhecolândia. [PDF]

open access: yes, 2011
Considerando que a maioria das fontes de água livre (baías e salinas) tende a desaparecer durante secas mais severas e que a fauna silvestre é abundante na região, o objetivo deste trabalho foi investigar se espécies da fauna silvestre utilizam ...
LIMA, T. do N.   +5 more
core   +1 more source

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