Bivalvia

nominal species Trigonioides cardiiformis Martinson, 1957

Trigonioides cardiiformis Martinson, 1957 = nomen dubium

Martinson, 1957. Trudy Baikal. Limnol. Stan. 15: 276, pl. 3, figs. 1-2; text figs. 10a-b.

Taxonomic Opinions

= Trigonioides cardiiformis nov. sp. — Martinson, 1957: 276, pl. 3, figs. 1-2; text figs. 10a-b.