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Thu 18 Dec 2025

Bivalvia | ... | Unionoidea | Unionidae | Ambleminae | Lampsilini | Truncilla cognata

nominal species Unio cognatus Lea, 1860

image of type lot

Unio cognatus Lea, 1860 = Truncilla cognata

Lea, 1860. Proc. Acad. Nat. Sci. 12: 306.
Lea, 1860. Jour. Acad. Nat. Sci. 4 [O. 8]: 368 [50], pl. 65, fig. 193.
Type(s): HOLOTYPE (MONOTYPY) USNM_85004, Rio Salado, N. Leon, Mexico.

= Truncilla cognata

Taxonomic Opinions

= Truncilla cognata (Lea, 1860) — FMCS, 2025

= Truncilla cognata (Lea, 1860) — Cummings et al., 2025

= Truncilla cognata (Lea, 1860) — Czaja et al., 2023

= Truncilla cognata (Lea, 1860) — Hopper et al., 2023

= Truncilla cognata (Lea, 1860) — Saxon et al., 2023

= Truncilla cognata (Lea, 1860) — Graf & Cummings, 2021

= Truncilla cognata (Lea, 1860) — FMCS, 2021

= Truncilla cognataInoue et al., 2020

= Truncilla cognataSmith et al., 2020

= Truncilla cognataTiemann et al., 2020

= Truncilla cognataBurlakova et al., 2019

= Truncilla cognataSmith et al., 2019

= Truncilla cognata (Lea, 1860) — Williams et al., 2017

= Truncilla cognata (I. Lea, 1860) — ITIS, 2012

= Truncilla cognatusHaag, 2012

= Truncilla cognata Lea, 1860 — Bogan, 2010

= Truncilla cognata (Lea, 1860) — Graf & Cummings, 2007

+ Truncilla donaciformis (Lea) — R.I. Johnson, 1999

= Truncilla cognata (Lea, 1860) — Turgeon et al., 1998

= Truncilla cognata (Lea, 1860) — Howells et al., 1996

= Truncilla cognata (I. Lea) — Williams et al., 1993

= Truncilla cognata (Lea, 1860) — Turgeon et al., 1988

= Truncilla cognata (Lea, 1860) — Haas, 1969

= Truncilla cognata (Lea, 1860) — Frierson, 1927

= Plagiola (Amygdalonaias) cognata (Lea, 1860) — Simpson, 1914

= Plagiola (Amygdalonaias) cognata (Lea, 1860) — Simpson, 1900

= Unio (Lampsilis) cognatus Lea, 1860 — Martens, 1900

= Unio (Amygdalonaias) cognatus Lea, 1860 — Fischer & Crosse, 1894

= Unio cognatus Lea — B.H. Wright, 1888

= Margaron (Unio) cognatus (Lea) — Lea, 1870

 
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