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Lobosea: Testacealobosia: Arcellinida: Difflugina: Nebelidae

 Argynnia dentistoma
(Penard 1890)

Argynnia Family: Test usually more or less compressed; pseudostome narrowly oval or slit-like.
Genus: Test more or less flask-shaped, with more or less neck (Illustrated Guide, 1985).
Species:

Argynnia dentistoma (Penard 1890) ?, test 100 μm long, 72 μm wide, pseudostome 18 μm wide, x 640, a pond near the entrance of climbing route to Omine mountain, Minakami town (formerly Tsukiyono town), Gunma Pref., Japan, May 25, 2006 by Y. Tsukii
scale 31 μm scale 63 μm scale 94 μm; x 640
Argynnia dentistoma Argynnia dentistoma Argynnia dentistoma

Images of collecting locality: a pond near the entrance of climbing route to Omine mountain, Minakami town (formerly Tsukiyono town), Gunma Pref., Japan, May 25, 2006 by Y. Tsukii

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