Cratoxylon placidoi D.M.Conc., Gobo, Batista, Oliveira, A.A.Mastroberti, Iannuzzi, Bamford et L.Kunzmann
Plant Fossil Names Registry Number: PFN003213
Act LSID: urn:lsid:plantfossilnames.org:act:3213
Authors: D. M. da Conceicao, W. V. Gobo, M. E. P. Batista, N. C. Oliveira, A. A. Mastroberti, R. Iannuzzi, M. Bamford & L. Kunzmann
Rank: species
Genus: Cratoxylon D.M.Conc., Gobo, Batista, Oliveira, A.A.Mastroberti, Iannuzzi, Bamford et L.Kunzmann
Reference: Conceicao, D. M. da, Gobo, W. V., Batista, M. E. P., Oliveira, N. C., Mastroberti, A. A., Iannuzzi, R., Bamford, M. & Kunzmann, L. (2024): Expanding the diversity of conifer xyloflora from Early Cretaceous Crato Fossil Lagerstätte, Brazil. – Review of Palaeobotany and Palynology 322: 1–14.
Page of description: 4
Illustrations or figures: pls I-V
Types
Holotype MPSC-PL5131, Museu de Paleontologia Plácido Cidade Nuvens, Ceará State, Brazil
Figures: pls I-V
Original diagnosis/description
Primary xylem with slender strands. Pits on the radial walls of the tracheids exclusively uniseriate, predominantly spaced and rounded with circular
apertures. Cross-field, with 4 to 12 oculipores per cross-field, arranged in alternate to opposite rows. Rays parenchymatous, exclusively uniseriate with 1 to 18 cells high. Pits on the tangential walls of the tracheids, uniseriate and sparsely arranged.
Etymology
The specific epithet placidoi is in honor of Plácido Cidade Nuvens, sociologist and professor at URCA, who worked intensively for establishment of
Museu de Paleontologia Plácido Cidade Nuvens.
Stratigraphy
Cretaceous, Lower Cretaceous, Aptian
Crato Formation, Araripe Basin.
Locality
Brazil
Quarry Dois irmãos, Nova Olinda, Ceará.
Plant fossil remain
fossil wood
Comments
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