Bivalvia | ... | Unionidae | Gonideinae | Rectidentini | Contradentina | Yaukthwa zayleymanensis

nominal species Trapezoideus foliaceus var. zayleymanensis Preston, 1912

Trapezoideus foliaceus var. zayleymanensis Preston, 1912 = Yaukthwa zayleymanensis

‘Nevill, MS’ Preston, 1912. Rec. Ind. Mus. 7: 307.
‘Nevill MS’ Preston, 1915. Fauna Brit. India: 194.
(intro'd as intra-sp. of Unio foliaceus Gould, 1843)
Type(s): SYNTYPE SMF_3615, Zayleyman, Ob. Birma.

Taxonomic Opinions

= Yaukthwa zayleymanensis (Preston, 1912) — Campbell & Lydeard, 2026: 290.

= Yaukthwa zayleymanensis (Preston, 1912) — Bolotov et al., 2022: 27, figs. 6h-k, Tables 2, S1.

= Yaukthwa zayleymanensis (Preston, 1912) — Pfeiffer et al., 2021: 437, figs. 1, 23-24.

= Yaukthwa zayleymanensis (Preston, 1912) — Graf & Cummings, 2021: 25.

= Yaukthwa zayleymanensis (Preston, 1912) — Bolotov et al., 2020: Tables 3, S1.

= Yaukthwa zayleymanensis (Preston, 1912) — Konopleva et al., 2019: 8.

+ Trapezoideus subclathratus (Martens, 1899) — Bolotov et al., 2017: 10.

+ Trapezoideus exolescens (Gould, 1843) — He & Zhuang, 2013: 121.

+ Trapezoideus exolescens exolescens (Gould, 1843) — Ramakrishna & Dey, 2007: 328.

+ Trapezoideus exolescens exolescens (Gould, 1843) — Subba Rao, 1989: 195.

+ Trapezoideus exolescens exolescens (Gould, 1843) — Brandt, 1974: 299.

+ Trapezoideus misellus (Morelet, 1865) — Haas, 1969: 76.

+ Trapezoideus misellus (Morelet, 1865) — Prashad, 1922: 110.

+ Trapezoideus misellus (Morelet, 1865) — Haas, 1919: 267.

= Trapezoideus foliaceus var. zayleymanensis Preston, 1912 — Preston, 1915: 194.

= Trapezoideus foliaceus var. zayleymanensis Preston, 1912 — Simpson, 1914: 1182.

= Trapezoideus foliaceus var. zayleymanensis (Nevill, MS.), var. n — Preston, 1912: 307.