Making sense of 'lower'and 'upper'stem‐group Euarthropoda, with comments on the strict use of the name Arthropoda von Siebold, 1848

J Ortega‐Hernández - Biological Reviews, 2016 - Wiley Online Library
The ever‐increasing number of studies that address the origin and evolution of
Euarthropoda–whose extant representatives include chelicerates, myriapods, crustaceans …

Origins and early evolution of arthropods

GD Edgecombe, DA Legg - Palaeontology, 2014 - Wiley Online Library
Phylogenomics reconstructs an arthropod tree in which a monophyletic A rthropoda splits
into P ycnogonida+ E uchelicerata and M yriapoda+ P ancrustacea. The same chelicerate …

Origin and evolution of the panarthropod head–a palaeobiological and developmental perspective

J Ortega-Hernández, R Janssen, GE Budd - Arthropod structure & …, 2017 - Elsevier
The panarthropod head represents a complex body region that has evolved through the
integration and functional specialization of the anterior appendage-bearing segments …

The fossil record of ecdysis, and trends in the moulting behaviour of trilobites

AC Daley, HB Drage - Arthropod structure & development, 2016 - Elsevier
Ecdysis, the process of moulting an exoskeleton, is one of the key characters uniting
arthropods, nematodes and a number of smaller phyla into Ecdysozoa. The arthropod fossil …

Hallucigenia's onychophoran-like claws and the case for Tactopoda

MR Smith, J Ortega-Hernández - Nature, 2014 - nature.com
Abstract The Palaeozoic form-taxon Lobopodia encompasses a diverse range of soft-bodied
'legged worms' known from exceptional fossil deposits 1, 2, 3, 4, 5, 6, 7, 8, 9. Although …

Ordovician opabiniid-like animals and the role of the proboscis in euarthropod head evolution

S Pates, JP Botting, LA Muir, JM Wolfe - Nature Communications, 2022 - nature.com
A crucial step in the evolution of Euarthropoda (chelicerates, myriapods, pancrustaceans)
was the transition between fossil groups that possessed frontal appendages innervated by …

A superarmored lobopodian from the Cambrian of China and early disparity in the evolution of Onychophora

J Yang, J Ortega-Hernández… - Proceedings of the …, 2015 - National Acad Sciences
We describe Collinsium ciliosum from the early Cambrian Xiaoshiba Lagerstätte in South
China, an armored lobopodian with a remarkable degree of limb differentiation including a …

The evolution of biramous appendages revealed by a carapace-bearing Cambrian arthropod

D Fu, DA Legg, AC Daley, GE Budd… - … Transactions of the …, 2022 - royalsocietypublishing.org
Biramous appendages are a common feature among modern marine arthropods that
evolved deep in arthropod phylogeny. The branched appendage of Cambrian arthropods …

Cephalic and limb anatomy of a new isoxyid from the Burgess Shale and the role of “stem bivalved arthropods” in the disparity of the frontalmost appendage

C Aria, JB Caron - PloS one, 2015 - journals.plos.org
We herein describe Surusicaris elegans gen. et sp. nov.(in Isoxyidae, amended), a middle
(Series 3, Stage 5) Cambrian bivalved arthropod from the new Burgess Shale deposit of …

Segmentation in Tardigrada and diversification of segmental patterns in Panarthropoda

FW Smith, B Goldstein - Arthropod structure & development, 2017 - Elsevier
The origin and diversification of segmented metazoan body plans has fascinated biologists
for over a century. The superphylum Panarthropoda includes three phyla of segmented …