Lepidodermella minor minor Remane, 1936

Trokhymchuk, R. R., 2020, New Reports Of Gastrotricha For The North-Eastern Ukraine, Zoodiversity 54 (5), pp. 349-356 : 353-354

Lepidodermella minor minor Remane, 1936 ( fig. 3 , C)

Material. 1 specimen. TL 138 µm, aL 9 µm, pL 32 µm, md 4,5 µm, hw 40 µm, nw 38 µm, tw 18,3 µm.

D e s c r i p t i o n. The morphology and the dimensions of the animal collected correspond to the literature data ( Kisielewski, 1991). It is an insufficiently described species. The head is indistinctly five-lobed with two pairs of cephalic sensory ciliary tufts, the posterior pair longer than the anterior pair. Two pairs of sensory bristles are present. The dorsal side is covered by rounded pentagonal to hexagonal scales. Mouth subterminal, pharynx is thick. Unlike the Brazilian subspecies L. m. chaetifer, the European form doesn’t has a paired lateral spine located at furca base.

Distribution and ecology. Reported from Germany, Poland and Sweden ( Kånneby, 2011).

Remarks. This subspecies is reported in Ukraine for the first time.

Figures

Fig. 3. Gastrotrichs of the Karyakiv ravine pond: A — Chaetonotus (Zonochaeta) bisacer, B — Chaetonotus (Primochaetus) heideri, C — Lepidodermella minor minor, D — Lepidodermella squamata, E — Ichthydium maximum, F — Haltidytes festinans. Scale bars 30 µm.