The gut epithelium from feeding to fasting in the predatory soil mite Pergamasus longicornis (Mesostigmata: Parasitidae): one tissue, two roles

A review of acarine gut physiology based on published narratives dispersed over the historical international literature is given. Then, in an experimental study of the free- living predatory soil mite Pergamasus longicornis (Berlese), quantitative micro- anatomical changes in the gut epithelium are...