The enigma of the genus Stenaphorura Absolon, 1900 (Collembola, Tullbergiinae) Author Rusek, Josef text Zootaxa 2010 2338 43 53 journal article 10.5281/zenodo.193252 6d8d2467-25f8-48cf-9103-e22e5845368a 1175-5326 193252 Stenaphorura Absolon, 1900 Type species: Stenaphorura japygiformis Absolon, 1900 Syn. nov.: Stenaphorurella Luciáñez & Simón, 1992 Diagnosis. Members of the subfamily Tullbergiinae Bagnall, 1935 . Body slim, 0.8–1.5mm long, without pigmentation. Integument with areas of coarse granulation. Antennal segment IV with five thickened dorsal sensilla a–e. Antennal organ III consists of three thick, long and cylindrical sensory clubs protected partly by two integumental folds and two sensory rods between the lateral clubs. One large and bent sensory club ventrally. Postantennal organ 3–6 times longer than diameter of frontal pseudocellus, with 40–75 simple vesicles lying in 2–3 parallel rows. Number of pseudocelli 11/111/ 1111–21 . Abdominal segment VI with two pairs of anal spines on distinct basal papillae. Claw without teeth, empodial appendage absent or very small.