Every reference with a DOI in the deposited reference list resolved to a known
work in Crossref or DataCite at the dated check, and none carried a retraction,
withdrawal, or removal notice.
The 93 checked references that resolve
resolves10.1038/387489a0Evidence for a clade of nematodes, arthropods and other moulting animals
resolves10.1073/pnas.1510461112Evidence for extensive horizontal gene transfer from the draft genome of a tardigrade
resolves10.1016/j.ympev.2010.05.011The mitochondrial genome of the onychophoran Opisthopatus cinctipes (Peripatopsidae) reflects the ancestral mitochondrial gene arrangement of Panarthropoda and Ecdysozoa
resolves10.1016/j.ympev.2010.05.012Extensive duplication events account for multiple control regions and pseudo-genes in the mitochondrial genome of the velvet worm Metaperipatus inae (Onychophora, Peripatopsidae)
resolves10.1017/S0263593300002418The morphology and phylogenetic significance of<i>Kerygmachela kierkegaardi</i>Budd (Buen Formation, Lower Cambrian, N Greenland)
resolves10.1073/pnas.1105499108MicroRNAs and phylogenomics resolve the relationships of Tardigrada and suggest that velvet worms are the sister group of Arthropoda
resolves10.2307/3224393Echiniscus viridis (Tardigrada): Fine Structure of the Cuticle
resolves10.1186/s12915-016-0263-4The challenge of proving the existence of metazoan life in permanently anoxic deep-sea sediments
resolves10.1038/nature06614Broad phylogenomic sampling improves resolution of the animal tree of life
resolves10.1007/s12052-009-0118-3Palaeontological and Molecular Evidence Linking Arthropods, Onychophorans, and other Ecdysozoa
resolves10.1093/icb/icx061Inferring Arthropod Phylogeny: Fossils and their Interaction with Other Data Sources
resolves10.1093/sysbio/syw041Exploring Phylogenetic Relationships within Myriapoda and the Effects of Matrix Composition and Occupancy on Phylogenomic Reconstruction
resolves10.1093/molbev/msu108Evaluating Topological Conflict in Centipede Phylogeny Using Transcriptomic Data Sets
resolves10.1111/ede.12110Phylogenetic analysis and expression patterns of Pax genes in the onychophoran <i>Euperipatoides rowelli</i> reveal a novel bilaterian Pax subfamily
resolves10.1078/0944-2006-00131Molecules, development and fossils in the study of metazoan evolution; Articulata versus Ecdysozoa revisited
resolves10.1111/zsc.12215Genomics and the animal tree of life: conflicts and future prospects
resolves10.1006/mpev.1998.0494The Position of Arthropods in the Animal Kingdom: A Search for a Reliable Outgroup for Internal Arthropod Phylogeny
resolves10.1186/s13227-015-0008-4Neural development in the tardigrade Hypsibius dujardini based on anti-acetylated α-tubulin immunolabeling
resolves10.1038/s41559-016-0022Exceptionally preserved Cambrian loriciferans and the early animal invasion of the meiobenthos
resolves10.1038/ncomms12808Extremotolerant tardigrade genome and improved radiotolerance of human cultured cells by tardigrade-unique protein
resolves10.1186/2041-9139-1-4Gene expression suggests conserved aspects of Hox gene regulation in arthropods and provides additional support for monophyletic Myriapoda
resolves10.1111/ede.12107Aspects of dorso‐ventral and proximo‐distal limb patterning in onychophorans
resolves10.1007/BF01944158Occurrence of β-chitin in the cuticle of a Pentastomid Raillietiella gowrii
resolves10.1073/pnas.1600338113No evidence for extensive horizontal gene transfer in the genome of the tardigrade
<i>Hypsibius dujardini</i>
resolves10.1186/1471-2148-7-S1-S4Suppression of long-branch attraction artefacts in the animal phylogeny using a site-heterogeneous model
resolves10.1111/ede.12076The oldest known priapulid‐like scalidophoran animal and its implications for the early evolution of cycloneuralians and ecdysozoans
resolves10.1666/13-082A New Exceptionally Preserved Cambrian Priapulid from the Chengjiang Lagerstätte
resolves10.1016/j.ympev.2006.04.021Further use of nearly complete 28S and 18S rRNA genes to classify Ecdysozoa: 37 more arthropods and a kinorhynch
resolves10.1007/s002390010100The Comparison of β-Thymosin Homologues Among Metazoa Supports an Arthropod-Nematode Clade
resolves10.1186/s12862-016-0853-3Assessing segmental versus non-segmental features in the ventral nervous system of onychophorans (velvet worms)
resolves10.1186/s12915-015-0139-zThe study of Priapulus caudatus reveals conserved molecular patterning underlying different gut morphogenesis in the Ecdysozoa
resolves10.1098/rstb.2015.0050The larval nervous system of the penis worm
<i>Priapulus caudatus</i>
(Ecdysozoa)
resolves10.1007/s00435-005-0006-5Origin and differentiation of nephridia in the Onychophora provide no support for the Articulata
resolves10.1186/1471-2148-13-230Selective neuronal staining in tardigrades and onychophorans provides insights into the evolution of segmental ganglia in panarthropods
resolves10.1186/1471-2148-10-255A revision of brain composition in Onychophora (velvet worms) suggests that the tritocerebrum evolved in arthropods
resolves10.1093/molbev/mss216Phylotranscriptomics to Bring the Understudied into the Fold: Monophyletic Ostracoda, Fossil Placement, and Pancrustacean Phylogeny
resolves10.1111/brv.12168Making sense of ‘lower’ and ‘upper’ stem‐group Euarthropoda, with comments on the strict use of the name Arthropoda von Siebold, 1848
resolves10.1038/ncomms2272Cambrian lobopodians and extant onychophorans provide new insights into early cephalization in Panarthropoda
resolves10.1093/molbev/msp150Bilaterian Phylogeny: A Broad Sampling of 13 Nuclear Genes Provides a New Lophotrochozoa Phylogeny and Supports a Paraphyletic Basal Acoelomorpha
resolves10.2108/zsj.23.943First Molecular Data on the Phylum Loricifera – An Investigation into the Phylogeny of Ecdysozoa with Emphasis on the Positions of Loricifera and Priapulida
resolves10.1007/s11008-005-0067-zPhylogeny of Molting Protostomes (Ecdysozoa) as Inferred from 18S and 28S rRNA Gene Sequences
resolves10.1093/molbev/msi102The Opisthokonta and the Ecdysozoa May Not Be Clades: Stronger Support for the Grouping of Plant and Animal than for Animal and Fungi and Stronger Support for the Coelomata than Ecdysozoa
resolves10.1093/molbev/msi111Multigene Analyses of Bilaterian Animals Corroborate the Monophyly of Ecdysozoa, Lophotrochozoa, and Protostomia
resolves10.1038/nature08742Arthropod relationships revealed by phylogenomic analysis of nuclear protein-coding sequences
resolves10.1093/molbev/msm029Ecdysozoan Clade Rejected by Genome-Wide Analysis of Rare Amino Acid Replacements
resolves10.1016/j.cub.2013.01.026Molecular Timetrees Reveal a Cambrian Colonization of Land and a New Scenario for Ecdysozoan Evolution
resolves10.1093/gbe/evq030Ecdysozoan Mitogenomics: Evidence for a Common Origin of the Legged Invertebrates, the Panarthropoda
resolves10.1371/journal.pone.0009502Proteomic Analysis of Tardigrades: Towards a Better Understanding of Molecular Mechanisms by Anhydrobiotic Organisms
resolves10.1093/molbev/msr113Extensive and Evolutionarily Persistent Mitochondrial tRNA Editing in Velvet Worms (Phylum Onychophora)
resolves10.1093/molbev/msu235Phylogenomic Interrogation of Arachnida Reveals Systemic Conflicts in Phylogenetic Signal
resolves10.1016/j.cub.2017.02.031A Large and Consistent Phylogenomic Dataset Supports Sponges as the Sister Group to All Other Animals
resolves10.1038/nature14573Hallucigenia’s head and the pharyngeal armature of early ecdysozoans
resolves10.1111/j.1439-0469.2008.00478.xNew data from an enigmatic phylum: evidence from molecular sequence data supports a sister-group relationship between Loricifera and Nematomorpha
resolves10.1111/pala.12256The mouth apparatus of the Cambrian gilled lobopodian <i>Pambdelurion whittingtoni</i>
resolves10.1371/journal.pone.0092663Towards Decrypting Cryptobiosis—Analyzing Anhydrobiosis in the Tardigrade Milnesium tardigradum Using Transcriptome Sequencing
resolves10.1101/gr.1347404Coelomata and Not Ecdysozoa: Evidence From Genome-Wide Phylogenetic Analysis
resolves10.1073/pnas.1505596112A superarmored lobopodian from the Cambrian of China and early disparity in the evolution of Onychophora
resolves10.1038/srep16521Armored kinorhynch-like scalidophoran animals from the early Cambrian
resolves10.1038/ncomms14049Massively parallel digital transcriptional profiling of single cells
The 27 references without a DOI — listed, not checked
no DOI — not checkedMolecular evidence for inclusion of the phylum Pentastomida in the Crustacea
no DOI — not checkedInvertebrates
no DOI — not checkedFossil priapulid worms
no DOI — not checkedAnnelida and Arthropoda are not sister taxa: a phylogenetic analysis of spiralian metazoan morphology
no DOI — not checkedTranscriptome analysis in tardigrade species reveals specific molecular pathways for stress adaptations
no DOI — not checkedkey
20170923084630_icx072-B29
no DOI — not checkedBiodiversidad, Taxonomía y Biogeografía de Artrópodos de México: Hacia una síntesis de su conocimiento Volúmen IV
no DOI — not checkedCrustacean Issues 16: Crustacea and Arthropod relationships Festschrift for Frederick R Schram
no DOI — not checkedGenerelle Morphologie der Organismen. Allgemeine Grundzüge der Organischen formen-wissenschaft, mechanisch begründet durch die von Charles Darwin reformirte descendenztheorie, 2 vols.
no DOI — not checkedDeep metazoan phylogeny: the backbone of the tree of life
no DOI — not checkedPhylogenomics of Lophotrochozoa with consideration of systematic error
no DOI — not checkedLoricifera, a new phylum with Aschelminthes characters from meiobenthos
no DOI — not checkedMicroscopic anatomy of invertebrates, Vol. 4: Aschelminthes
no DOI — not checkedThe new Panorama of Animal Evolution Proceedings of the 18th Congress of Zoology.
no DOI — not checkedHandbook of Zoology Gastrotricha, Cycloneuralia and Gnathifera Volume 1: Nematomorpha, Priapulida, Kinorhyncha, Loricifera.
no DOI — not checkedNeuronal tracing of oral nerves in a velvet worm—implications for the evolution of the ecdysozoan brain
no DOI — not checkedAnimal evolution: interrelationships of the living phyla
no DOI — not checkedAnimal Earth: the amazing diversity of living creatures
no DOI — not checkedArthropod biology and evolution: molecules, development, morphology
no DOI — not checkedThe complete mitochondrial genome of the onychophoran Epiperipatus biolleyi reveals a unique transfer RNA set and provides further support for the Ecdysozoa hypothesis
no DOI — not checkedBiology of the integument, Vol. 1 invertebrates
no DOI — not checkedMicroscopic anatomy of invertebrates, Vol. 4: Aschelminthes
no DOI — not checkedDeep metazoan phylogeny: the backbone of the tree of life
no DOI — not checkedThe new panorama of animal evolution
no DOI — not checkedA phylogenomic solution to the origin of insects by resolving crustacean-hexapod relationships
no DOI — not checkedThe Ecdysozoa: artifact or monophylum?
no DOI — not checkedComparative genomics of the tardigrades Hypsibius dujardini and Ramazzottius varieornatus
checked 2026-07-22 — re-checked daily as this page is visited;
titles and statuses come from Crossref and DataCite and are not part of the signed record
Both snippets point at the live badge image and link back to this page. The
badge re-renders from the daily check, so an embed never goes stale by more than a day of visits.