Michael Heethoff

Radiation in sexual and parthenogenetic oribatid mites (Oribatida, Acari) as indicated by genetic divergence of closely related species.

Molecular phylogeny of oribatid mites (Oribatida, Acari): evidence for multiple radiations of parthenogenetic lineages.

Imaging applications of synchrotron X-ray phase-contrast microtomography in biological morphology and biomaterials science. I. General aspects of the technique and its advantages in the analysis of millimetre-sized arthropod structure.

Small but powerful: the oribatid mite Archegozetes longisetosus Aoki (Acari, Oribatida) produces disproportionately high forces.

Role of musculature during defecation in a particle-feeding arachnid, Archegozetes longisetosus (Acari, Oribatida).

The ptychoid defensive mechanism in Euphthiracaroidea (Acari: Oribatida): a comparison of muscular elements with functional considerations.

First cleavages, preblastula and blastula in the parthenogenetic mite Archegozetes longisetosus (Acari, Oribatida) indicate holoblastic rather than superficial cleavage.

Integrative taxonomy: Combining morphological, molecular and chemical data for species delineation in the parthenogenetic Trhypochthonius tectorum complex (Acari, Oribatida, Trhypochthoniidae).

Oribatid mites and skin alkaloids in poison frogs.

Fine structure of the gnathosoma of archegozetes longisetus aoki (acari: oribatida, trhypochthoniidae).

Tasty but protected--first evidence of chemical defense in oribatid mites.

Expanding the 'enemy-free space' for oribatid mites: evidence for chemical defense of juvenile Archegozetes longisetosus against the rove beetle Stenus juno.

Triggering chemical defense in an oribatid mite using artificial stimuli.