Opiliones

online pdf document - NERC Open Research Archive

name, taxonomy, original reference, distribution & specimen search - Universite Pierre & Marie Curie

online pdf article - ZooKeys

online pdf document - Zootaxa

online pdf article - Zootaxa

a synoptic classification of the order Opiliones is given down to family-group level

species account, range, biology, ecology, distribution and endangerment - AmphibiaWeb

species account, range, biology, ecology, distribution and endangerment - AmphibiaWeb

overview, lab exercise, part of online Invertebrate Anatomy course

species account - California Department of Fish and Game