Bivalvia | Sphaeriida | Sphaerioidea | Sphaeriidae | Sphaeriinae | Euglesa obtusalis
Clessin, 1873. Malak. Blatt. 20: 23, pl. 1, fig. 1.
Clessin in Westerlund, 1873. Fauna Moll. Terr. Fluv. Suec. Norv. Dan. (2): 540.
Clessin, 1874. Conch. Cab. 9(3): 18, pl. 2, figs. 1-3.
(new name for Pisidium obtusale Scholtz, 1853)
= Euglesa (Cyclocalyx) scholtzii (Clessin, 1873) — Vinarski & Kantor, 2016: 128.
+ Pisidium obtusale (Lamarck, 1818) — He & Zhuang, 2013: 164.
+ Pisidium obtusale (Lamarck, 1818) — Fauna Europaea, 2012: [web].
+ Pisidium obtusale (Lamarck, 1818) — IUCN, 2011: [web].
= Cyclocalyx scholtzii (Clessin, 1873) — Kantor et al., 2010: 308.
= Cyclocalyx (s.s.) scholtzi (Clessin, 1871) — Starobogatov et al., 2004: 74, pl. 82, figs. 1-3.
+ Pisidium (Eupisidium) obtusale (Lamarck) — Korniushin, 1998: 80.
+ Pisidium (Cyclocalyx) obtusale (Lamarck, 1818) — Clarke, 1973: 169.
+ Pisidium obtusale C. Pfeiffer, 1821 — Thiele, 1934: 853 [1297].
= Corneocyclas (Cyclocalyx) scholtzi Clessin — Dall, 1903: 1463.
= Pisidium (Gruppe Fossarina) scholtzii Clessin — Clessin, 1877: 531, fig. 343.
= Pisidium scholtzii Clessin — Clessin, 1874: 18, pl. 2, figs. 1-3.