P. tubulata, from Lüftenegger and Foissner (1991), L, and Thomas (1960), R.
Padaungiella tubulata (Brown, 1910)
Basionym: Nebela tubulata Brown, 1910
Diagnosis: Shell colorless or yellowish-brown, flask-shaped with a distinct slender neck, and laterally compressed. It is fragile, and composed mainly of oval or circular shell plates. The aperture is oval and bordered by a thick lip of organic cement.
Dimensions: Length of shell 63—73; width of shell 27—34; depth of shell 10—17; aperture 11—13 um (n = 2). My measurements: length: 56—81 µm.
Ecology: Sphagnum vegetation, soil, mosses.
Geographical distribution: Likely cosmopolitan.
P. tubulata, 56 µm long (moss, Ecuador), and 67 µm (Heelsumse Beek, Netherlands)
P. tubulata, 78 and 68 µm long, soil, moss, Ecuador at 3000 m.
P. tubulata, 81 µm long, soil, moss, Ecuador at 3000 m.