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O sítio do Neolítico Antigo de Cortiçóis - Almeirim, Santarém
Cardoso, João; Carvalho, António F.; Gibaja, Juan F.Abstract: Discovered in the context of a field survey project aiming the study of the Roman occupation in the area, the site of Cortiçóis was subjected to surface collections and excavation in September 2010. These tasks permitted to conclude this site was deeply affected by the plantation of a vineyard. However, the abundant artefactual assemblage that was recovered is testimony of a Neolithic occupation (or s...
Cytogenetic characterization of two species of Frieseomelitta Ihering, 1912 (Hy...
Carvalho,Antônio F.; Costa,Marco AntônioThe cytogenetic analysis of Frieseomelitta dispar and F. francoi revealed the chromosome numbers 2n = 30 and n = 15 and a karyotypic formula 2K = 4M+2Mt+4A+20A M. The number of chromosomes observed was consistent with those reported for other Frieseomelitta species. The occurrence of the Mt chromosome and other features of the karyotype formulae suggest a close relationship between F. dispar, F. francoi and F. ...
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