Trends in Acarology

PLENARY OPENING LECTUREFrom sequence to phoresy - molecular biology in acarology (Hans Klompen)PHYLOGENY AND TAXONOMY OF ACARISystematic relationships of Lohmanniidae (Acari: Oribatida) (Roy A. Norton)Anomalies of notogastral structures in poronotic oribatid mites (Oribatida: Poronota) interpreted as cryptic ancestral characters modulated by regulatory genes (Gerd Weigmann)Phylogeny and host-parasite associations of feather mites of the Pteroherpus generic group (Astigmata: Pteronyssidae) (Sergey Mironov & Georges Wauthy)Ontogeny of the famulus in selected members of Damaeidae (Acari: Oribatida) and its suitability as a phylogenetic marker (Jan Mourek & Ladislav Miko) 37 Food competition and feeding behavior and its implications for the phylogeny of the Histiostomatidae (Astigmata) (Stefan Wirth)Assessment of the usefulness of eight DNA fragments for phylogenetic studies within the family Phytoseiidae (M.-S. Tixier, S. Guichou & S. Kreiter)The genus Dermanyssus (Mesostigmata: Dermanyssidae): history and species characterization (L. Roy & C. Chauve)MORPHOLOGY OF ACARIFirst ultrastructural observations on a putative sperm access system in veigaiid females (Veigaiidae, Gamasida) (Gerd Alberti, Antonella di Palma, Gerald W. Krantz & Czeslaw Blaszak)Comparative ultrastructure of the integument in adult mites of the Parasitengona and its phylogenetic implication (Andrew B. Shatrov)The water mite family Pontarachnidae, with new data on its peculiar morphological structures (Acari: Hydachnidia) (Harry Smit & Gerd Alberti)Two novel adaptations for dispersal in the mite family Histiostomatidae (Astigmata) (Norman J. Fashing)'Private matters' of Sancassania berlesei (Acaridida, Acaridae): testes, receptaculum seminis, ovary and the location of sperm (Kerstin Klien & Manfred G. Walzl)BIOGEOGRAPHY AND BIODIVERSITY OF ACARIHeterozerconidae: A comparison between a temperate and a tropical species (Beverly S. Gerdeman & Rufino Garcia)Patterns of diversity inthe Ceratozetoidea