| coricladus quiteriensis gen. et sp. nov., a new conifer in southern-brazil gondwana. | a new taxon of conifers (coricladus quiteriensis) is described based on megafloristic remains from the roofshale level at the quiteria outcrop (rio bonito formation-lower permian-southern parana basin-rio grande do sul-brazil). this megafloristic community is included in the botrychiopsis zone--botrychiopsis valida sub-zone (kungurian/roadian). the assemblage, preserved as impressions, do not present remains of epidermic characters, and is composed mainly of isolated vegetative branches with spi ... | 2005 | 15692685 |
| record of the genus lycopodites in the lower permian of paraná basin, brazil. | the genus lycopodites, which encompasses the herbaceous forms of the lycopsids, presents broad time and spacial distribution during the paleozoic in the northern hemisphere, with its initial records dating from the european devonian. as to gondwanan paleozoic, to this moment, only lycopodites amazonica dolianiti had been reported for the amazonian middle devonian (curuá group). thus, the specimens reported in this study such as lycopodites sp., coming from sedimentary rocks of the itararé subgro ... | 2008 | 18797806 |