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Type: Proceedings Papers
Published: 2022-11-30
Page range: 101
Abstract views: 101
PDF downloaded: 0

A new interpretation of the functional morphology of Uroactinia sp. (Uropodina: Uroactinidae) using advanced microscopic techniques

Department of Biology, University of Washington, 24 Kincaid Hall, Seattle, WA 98105, USA
Acarology Laboratory, Evolution, Ecology and Organismal Biology Department, Ohio State University, 1315 Kinnear Rd., Columbus, OH 43212, U.S.A.
University of Washington, Department of Biology, 24 Kincaid Hall, Seattle, WA 98105, USA
microscopy feeding movement muscles internal morphology


Chelicerae of most Parasitiform mites have retained the same general set of plesiomorphic structures and functions. For mesostigmatid mites this represents grabbing, cutting, piercing and, in the males of some groups, transferring sperm (Di Palma 2009).


  1. Di Palma, A., Wegener, A. & Alberti, G. (2009) On the ultrastructure and functional morphology of the male chelicerae (gonopods) in Parasitina and Dermanyssina mites (Acari: Gamasida). Arthropod Structure & Development, 38 (4), 329–338.