@prefix rdf: . @prefix rdfs: . @prefix bibo: . @prefix cito: . @prefix dc: . @prefix dwc: . @prefix dwcFP: . @prefix fabio: . @prefix trt: . @prefix xlink: . cito:cites , ; dc:creator "Friis, Else Marie; Crane, Peter R.; Pedersen, Kaj Raunsgaard" ; dc:title "Kvacekispermum rugosum E. M. FRIIS, P. R. CRANE et K. R. PEDERSEN 2018, sp. nov." ; dwc:basisOfRecord ; trt:definesTaxonConcept ; trt:publishedIn ; a trt:Treatment . bibo:endPage "76" ; bibo:issue "1 - 2" ; bibo:journal "Fossil Imprint" ; bibo:pubDate "2018-08-31" ; bibo:startPage "65" ; bibo:volume "74" ; dc:creator "Friis, Else Marie; Crane, Peter R.; Pedersen, Kaj Raunsgaard" ; dc:date "2018" ; dc:title "Rightcania And Kvacekispermum: Early Cretaceous Seeds From Eastern North America And Portugal Provide Further Evidence Of The Early Chloranthoid Diversification" ; fabio:hasPart , ; a fabio:JournalArticle . dwc:authority "E.M.FRIIS, P.R.CRANE et K.R.PEDERSEN" ; dwc:authorityName "E. M. FRIIS, P. R. CRANE et K. R. PEDERSEN" ; dwc:authorityYear "2018" ; dwc:class "Magnoliopsida" ; dwc:family "Chloranthaceae" ; dwc:genus "Kvacekispermum" ; dwc:kingdom "Plantae" ; dwc:order "Chloranthales" ; dwc:phylum "Tracheophyta" ; dwc:rank "species" ; dwc:scientificNameAuthorship "E. M. Friis, P. R. Crane & K. R. Pedersen, 2018" ; dwc:species "rugosum" ; trt:hasTaxonName ; a dwcFP:TaxonConcept . dwc:class "Magnoliopsida" ; dwc:family "Chloranthaceae" ; dwc:genus "Kvacekispermum" ; dwc:kingdom "Plantae" ; dwc:order "Chloranthales" ; dwc:phylum "Tracheophyta" ; dwc:rank "species" ; dwc:species "rugosum" ; trt:hasParentName ; a dwcFP:TaxonName . dwc:class "Magnoliopsida" ; dwc:family "Chloranthaceae" ; dwc:genus "Kvacekispermum" ; dwc:kingdom "Plantae" ; dwc:order "Chloranthales" ; dwc:phylum "Tracheophyta" ; dwc:rank "genus" ; trt:hasParentName ; a dwcFP:TaxonName . dwc:class "Magnoliopsida" ; dwc:family "Chloranthaceae" ; dwc:kingdom "Plantae" ; dwc:order "Chloranthales" ; dwc:phylum "Tracheophyta" ; dwc:rank "family" ; trt:hasParentName ; a dwcFP:TaxonName . dwc:class "Magnoliopsida" ; dwc:kingdom "Plantae" ; dwc:order "Chloranthales" ; dwc:phylum "Tracheophyta" ; dwc:rank "order" ; trt:hasParentName ; a dwcFP:TaxonName . dwc:class "Magnoliopsida" ; dwc:kingdom "Plantae" ; dwc:phylum "Tracheophyta" ; dwc:rank "class" ; trt:hasParentName ; a dwcFP:TaxonName . dwc:kingdom "Plantae" ; dwc:phylum "Tracheophyta" ; dwc:rank "phylum" ; trt:hasParentName ; a dwcFP:TaxonName . dwc:kingdom "Plantae" ; dwc:rank "kingdom" ; a dwcFP:TaxonName . dc:description "Text-fig. 3. Synchrotron radiation X-ray tomographic microscopy (SRXTM) images of Kvacekispermum rugosum gen. et sp. nov. from the Early Cretaceous Vale de Água locality, Portugal (Holotype, S174951, Vale de Água sample 141). a, b, d) Volume renderings of seed in lateral (a, b) and apical (d) views showing the coarsely rugulate to reticulate surface of the endotesta with the depressions arranged in poorly defined grooves and remains of the sessile, slightly raised stigma (arrow head). c) Volume rendering of specimen cut longitudinally through the median plane (cut at orthoslice yz0805) showing apical stigmatic area (arrow head), chalaza (asterisk) and endotesta (oi-en) surrounding the endosperm (endo) and embryo cavity (arrow). e, f) Volume renderings of specimen cut transversely close to the middle of the seed (e, cut at orthoslice xy0922) and near the base (f, cut at orthoslice xy1466) showing endostesta (oi-en) surrounding endosperm (endo) and embryo cavity (arrow). Scale bars = 500 µm (a–f)." ; fabio:hasRepresentation ; a fabio:Figure . dc:description "Text-fig. 4. Synchrotron radiation X-ray tomographic microscopy (SRXTM) images of Kvacekispermum rugusum gen. et sp. nov. from the Early Cretaceous Vale de Água locality, Portugal (Holotype, S174951, Vale de Água sample 141). a–f) Longitudinal (a, b, c, e, f) and transverse (d) orthoslices through seed showing slightly raised stigma (arrow head) chalaza (asterisk) and endotesta (oi-en) surrounding endosperm with embryo cavity (arrow); details of endotesta (c, f) show clusters of crystals in grooves of the endotesta (oi-en) and cells of exotegmen (ii-ex). Scale bars = 500 µm (a, d); 200 µm (b, e); 250 µm (f); 100 µm (c)." ; fabio:hasRepresentation ; a fabio:Figure . dwc:catalogNumber "S174951" ; dwc:collectionCode "SRXMT" ; dwc:typeStatus "holotype" ; trt:httpUri ; a dwc:MaterialCitation .