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The occurrence of Phacopida trilobites from Pimenteira Formation at João Costa, Piauí, Brazil
Published 2013-09-01“…In recent years, most revisions on these fossils involved trilobites from the Pimenteira and Cabeças formations, in the region of Picos and Pimenteiras cities, in the Piauí State. …”
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The potential functions of mechanoreceptors found on trilobite larva of Limulus polyphemus (Linnaeus, 1758)
Published 2022-09-01“…In this study trilobite larvae and early juvenile stages of Limulus polyphemus (Linnaeus, 1758) are examined using light microscopy and scanning electron microscopy to examine the mechanoreceptors present on the cuticle. …”
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Computational fluid dynamics confirms drag reduction associated with trilobite queuing behaviour
Published 2021“…This agrees with fossil evidence preserving trilobites in queues in close proximity to each other. …”
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CUTICULAR ULTRASTRUCTURE OF THE TRILOBITE ELLIPSOCEPHALUS-POLYTOMUS FROM THE MIDDLE CAMBRIAN OF OLAND, SWEDEN
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Digestive structures in Ordovician trilobites Colpocoryphe and Flexicalymene from the Barrandian area of Czech Republic
Published 2015-11-01“…Earlier discoveries of the digestive system in Ordovician trilobites of the Barrandian area are briefly reviewed.…”
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Self-regulation of trilobite diversity in Murero (middle Cambrian, Spain) due to compensatory extinction
Published 2016-02-01“…The results show that trilobite species richness was self-regulated due to positive feedback with extinction rate, which implies that compensatory extinction regulated this fauna in spite of the on-going Cambrian radiation. …”
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A new bilaterally injured trilobite presents insight into attack patterns of Cambrian predators
Published 2022-10-01“…Durophagous predation in the Cambrian is typically recorded as malformed shells and trilobites, with rarer evidence in the form of coprolites and shelly gut contents. …”
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Biostratigraphic significance of the latest Cambrian-earliest Ordovician agnostoid trilobites from Northwestern Argentina
Published 2003-01-01“…The biostratigraphic significance of the latest Cambrian-earliest Ordovician trilobite agnostoids from northwestern Argentina is summarized. …”
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Trilobites and biofacies in the Early–Middle Ordovician of Baltica and a brief comparison with the Yangtze Plate
Published 2013-11-01Subjects: Get full text
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A 390 million-year-old hyper-compound eye in Devonian phacopid trilobites
Published 2021-09-01“…Abstract Trilobites, extinct arthropods that dominated the faunas of the Palaeozoic, since their appearance c 523 million years ago, were equipped with elaborate compound eyes. …”
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Five new malformed trilobites from Cambrian and Ordovician deposits from the Natural History Museum
Published 2023-10-01Subjects: “…Trilobites…”
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A new Cambrian catillicephalid trilobite from the Shallow Bay Formation of western Newfoundland, Canada
Published 2022-03-01“…It occurs in three shelf margin-derived boulders in debris flow conglomerates that accumulated in a continental slope setting. The associated trilobites and agnostoid arthropods, including Ptychagnostus aculeatus and Megagnostus glandiformis, indicate a correlation with the Lejopyge laevigata Zone. …”
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Author Correction: Collective behaviour in 480-million-year-old trilobite arthropods from Morocco
Published 2020-01-01Get full text
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Trilobite-based biostratigraphic model (biofacies and biozonation) for the Middle Cambrian carbonate platform of the Argentine Precordillera
Published 2009-04-01Subjects: “…Trilobite Biofacies…”
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Miaolingian (Cambrian) trilobite biostratigraphy and carbon isotope chemostratigraphy in the Tingskullen drill core, Öland, Sweden
Published 2021-01-01“…The Ãleklinta Member is barren of body fossils, whereas the Mossberga and BÃ¥rstad members are moderately to highly fossiliferous and biostratigraphically reasonably well constrained. Trilobites and agnostoids from the BÃ¥rstad Member are indicative of the Acadoparadoxides pinus Zone. …”
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Ancestral patterning of tergite formation in a centipede suggests derived mode of trunk segmentation in trilobites.
Published 2012-01-01“…Trilobites have a rich and abundant fossil record, but little is known about the intrinsic mechanisms that orchestrate their body organization. …”
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Elongated thoracic spines as potential predatory deterrents in olenelline trilobites from the lower Cambrian of Nevada
Published 2018“…Our study provides the first quantitative support for species specific predation on Cambrian trilobites.…”
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