Ancestral patterning of tergite formation in a centipede suggests derived mode of trunk segmentation in trilobites.

by Javier Ortega-Hernández, Carlo Brena
Published 2012-01-01

Appendicular anatomy of the artiopod Emeraldella brutoni from the middle Cambrian (Drumian) of western Utah

by Rudy Lerosey-Aubril, Javier Ortega-Hernández
Published 2019-10-01

Furongian (Jiangshanian) occurrences of radiodonts in Poland and South China and the fossil record of the Hurdiidae

by Xuejian Zhu, Rudy Lerosey-Aubril, Javier Ortega-Hernández
Published 2021-07-01

Revision of the mollisoniid chelicerate(?) Thelxiope, with a new species from the middle Cambrian Wheeler Formation of Utah

by Rudy Lerosey-Aubril, Jacob Skabelund, Javier Ortega-Hernández
Published 2020-04-01

Aysheaia prolata from the Utah Wheeler Formation (Drumian, Cambrian) is a frontal appendage of the radiodontan Stanleycaris

by Stephen Pates, Allison C. Daley, Javier Ortega-Hernández
Published 2017-09-01

Reply to Comment on “Aysheaia prolata from the Utah Wheeler Formation (Drumian, Cambrian) is a frontal appendage of the radiodontan Stanleycaris” with the formal description of Sta...

by Stephen Pates, Allison C. Daley, Javier Ortega-Hernández
Published 2018-03-01

Taphonomy of non-biomineralized trilobite tissues preserved as calcite casts from the Ordovician Walcott-Rust Quarry, USA

by Sarah R. Losso, Jennifer E. Thines, Javier Ortega-Hernández
Published 2023-09-01

A mid-Cambrian tunicate and the deep origin of the ascidiacean body plan

by Karma Nanglu, Rudy Lerosey-Aubril, James C. Weaver, Javier Ortega-Hernández
Published 2023-07-01

Rhabdopleurid epibionts from the Ordovician Fezouata Shale biota and the longevity of cross-phylum interactions

by Karma Nanglu, Madeleine E. Waskom, Jared C. Richards, Javier Ortega-Hernández
Published 2023-10-01

Anamorphic development and extended parental care in a 520 million-year-old stem-group euarthropod from China

by Dongjing Fu, Javier Ortega-Hernández, Allison C Daley, Xingliang Zhang, Degan Shu
Published 2018-09-01

Neuroanatomy in a middle Cambrian mollisoniid and the ancestral nervous system organization of chelicerates

by Javier Ortega-Hernández, Rudy Lerosey-Aubril, Sarah R. Losso, James C. Weaver
Published 2022-01-01

Cambrian comb jellies from Utah illuminate the early evolution of nervous and sensory systems in ctenophores

by Luke A. Parry, Rudy Lerosey-Aubril, James C. Weaver, Javier Ortega-Hernández
Published 2021-09-01

Computed tomography sheds new light on the affinities of the enigmatic euarthropod Jianshania furcatus from the early Cambrian Chengjiang biota

by Yu Liu, Javier Ortega-Hernández, Hong Chen, Huijuan Mai, Dayou Zhai, Xianguang Hou
Published 2020-06-01

Ecdysis in a stem-group euarthropod from the early Cambrian of China

by Jie Yang, Javier Ortega-Hernández, Harriet B. Drage, Kun-sheng Du, Xi-guang Zhang
Published 2019-04-01

Early Cambrian fuxianhuiids from China reveal origin of the gnathobasic protopodite in euarthropods

by Jie Yang, Javier Ortega-Hernández, David A. Legg, Tian Lan, Jin-bo Hou, Xi-guang Zhang
Published 2018-02-01

New multipodomerous appendages of stem-group euarthropods from the Cambrian (Stage 4) Guanshan Konservat-Lagerstätte

by De-guang Jiao, Stephen Pates, Rudy Lerosey-Aubril, Javier Ortega-Hernández, Jie Yang, Tian Lan, Xi-guang Zhang
Published 2021-11-01

The appendicular morphology of Sinoburius lunaris and the evolution of the artiopodan clade Xandarellida (Euarthropoda, early Cambrian) from South China

by Xiaohan Chen, Javier Ortega-Hernández, Joanna M. Wolfe, Dayou Zhai, Xianguang Hou, Ailin Chen, Huijuan Mai, Yu Liu
Published 2019-08-01

Ventral Morphology of the Non-Trilobite Artiopod <i>Retifacies abnormalis</i> Hou, Chen & Lu, 1989, from the Early Cambrian Chengjiang Biota, China

by Maoyin Zhang, Yu Liu, Xianguang Hou, Javier Ortega-Hernández, Huijuan Mai, Michel Schmidt, Roland R. Melzer, Jin Guo
Published 2022-08-01

Organic walled microfossils in wet peperites from the early Cretaceous Paraná-Etendeka volcanism of Brazil

by Lucas Del Mouro, Bruno Becker-Kerber, Valdecir A. Janasi, Marcelo de Araújo Carvalho, Breno L. Waichel, Evandro F. Lima, Lucas M. M. Rossetti, Vinicius Cruz, Mateus Souza Silva, Natália Famelli, Javier Ortega-Hernández
Published 2023-09-01

New fossil assemblages from the Early Ordovician Fezouata Biota

by Farid Saleh, Romain Vaucher, Muriel Vidal, Khadija El Hariri, Lukáš Laibl, Allison C. Daley, Juan Carlos Gutiérrez-Marco, Yves Candela, David A. T. Harper, Javier Ortega-Hernández, Xiaoya Ma, Ariba Rida, Daniel Vizcaïno, Bertrand Lefebvre
Published 2022-12-01