On the morphology and classification of larval water mites (Hydrachnidia, Acari) from springs in Luxembourg Author Martin, Peter text Zootaxa 2006 1138 1 44 journal article 10.5281/zenodo.172007 bd92c31d-534c-4bb2-a395-fb69e7ab01a9 1175­5326 172007 Genus Chelomideopsis Romijn, 1920 Diagnosis (no family diagnosis available, for the genus see Smith 1978 , 1992 ): Idiosoma nearly round and extremely flattened dorsoventrally. Dp nearly round, broadly convex anteriorly and bearing 4 pairs of seta (setae Mp2 located near midlength). Coxal plates on each side separated by complete suture lines, but plates CX­II and CX­III may be partially fused medially. Setae C1­C4 often obviously lamellate, basally. Expp subtriangular, with lateral edges slightly sinuate. Gnathosoma with cheliceral bases separate from one another. Gnathosoma recessed beneath anterior edge of dorsal plate such that (in undissected specimens) tips of chelicerae and palps exposed in dorsal view.