Low­-resolution vision in a velvet worm (Onychophora)

The nervous and visual systems of onychophorans and tardigrades: learning about arthropod evolution from their closest relatives

(2017) Christine Martin et al.   JOURNAL OF COMPARATIVE PHYSIOLOGY A-NEUROETHOLOGY SENSORY NEURAL AND BEHAVIORAL PHYSIOLOGY

Visual orientation by the crown-of-thorns starfish (Acanthaster planci)

(2016) Ronald Petie et al.   CORAL REEFS

Genomics and the animal tree of life: conflicts and future prospects

(2016) Gonzalo Giribet   ZOOLOGICA SCRIPTA

Colour vision in marine organisms

(2015) Justin Marshall et al.   CURRENT OPINION IN NEUROBIOLOGY

Phylogenetic analysis and expression patterns of Pax genes in the onychophoranEuperipatoides rowellireveal a novel bilaterian Pax subfamily

(2015) Franziska Anni Franke et al.   EVOLUTION & DEVELOPMENT

The Dynamic Evolutionary History of Pancrustacean Eyes and Opsins

(2015) Miriam J. Henze et al.   INTEGRATIVE AND COMPARATIVE BIOLOGY

Spectral sensitivity in Onychophora (velvet worms) revealed by electroretinograms, phototactic behaviour and opsin gene expression

(2015) H. Beckmann et al.   JOURNAL OF EXPERIMENTAL BIOLOGY

Fitting Linear Mixed-Effects Models Usinglme4

(2015) Douglas Bates et al.   Journal of Statistical Software

Hallucigenia’s head and the pharyngeal armature of early ecdysozoans

(2015) Martin R. Smith et al.   NATURE

Analysis of the Opsin Repertoire in the Tardigrade Hypsibius dujardini Provides Insights into the Evolution of Opsin Genes in Panarthropoda

(2014) Lars Hering et al.   Genome Biology and Evolution

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

(2014) Martin R. Smith et al.   NATURE

Contrast sensitivity and the detection of moving patterns and features

(2014) D. C. O'Carroll et al.   PHILOSOPHICAL TRANSACTIONS OF THE ROYAL SOCIETY B-BIOLOGICAL SCIENCES

Cambrian lobopodians: A review of recent progress in our understanding of their morphology and evolution

(2013) Jianni Liu et al.   PALAEOGEOGRAPHY PALAEOCLIMATOLOGY PALAEOECOLOGY

Eye evolution and its functional basis

(2013) DAN-E. NILSSON   VISUAL NEUROSCIENCE

Animal biodiversity: An update of classification and diversity in 2013. In: Zhang, Z.-Q. (Ed.) Animal Biodiversity: An Outline of Higher-level Classification and Survey of Taxonomic Richness (Addenda 2013)

(2013) Zhi-Qiang Zhang   ZOOTAXA

Opsins in Onychophora (Velvet Worms) Suggest a Single Origin and Subsequent Diversification of Visual Pigments in Arthropods

(2012) Lars Hering et al.   MOLECULAR BIOLOGY AND EVOLUTION

A world checklist of Onychophora (velvet worms), with notes on nomenclature and status of names

(2012) Ivo Oliveira et al.   ZooKeys

Cambrian lobopodians and extant onychophorans provide new insights into early cephalization in Panarthropoda

(2012) Qiang Ou et al.   Nature Communications

Velvet worms

(2011) Mark Blaxter et al.   CURRENT BIOLOGY

Luminance-dependence of spatial vision in budgerigars (Melopsittacus undulatus) and Bourke’s parrots (Neopsephotus bourkii)

(2011) Olle Lind et al.   JOURNAL OF COMPARATIVE PHYSIOLOGY A-NEUROETHOLOGY SENSORY NEURAL AND BEHAVIORAL PHYSIOLOGY

A rare onychophoran-like lobopodian from the Lower Cambrian Chengjiang Lagerstätte, southwestern China, and its phylogenetic implications

(2011) Qiang Ou et al.   JOURNAL OF PALEONTOLOGY

Effects of the peripheral layers on the optical properties of spherical fish lenses

(2008) Yakir L. Gagnon et al.   JOURNAL OF THE OPTICAL SOCIETY OF AMERICA A-OPTICS IMAGE SCIENCE AND VISION