Elliptio icterina (Conrad, 1834)  

Family: Unionidae

variable spike

[Unio aequatus Lea, 1857, moreUnio barrattii Lea, 1852, Unio cuspidatus Lea, 1872, Unio hastatus Lea, 1874, Unio icterinus Conrad, 1834, Unio limatulus Conrad, 1849, Unio livingstonensis Lea, 1863, Unio lucidus Lea, 1863, Unio micans Lea, 1857, Unio oblatus Lea, 1863, Unio obnubilus Lea, 1857, Unio ochmulgensis dominus de Gregorio, 1914, Unio ocmulgeensis Lea, 1861, Unio opacus Lea, 1857, Unio radiolus Lea, 1871, Unio rafinesquei Vanatta, 1915, Unio similis Lea, 1857, Unio viridicatus Lea, 1857, Unio whiteianus Lea, 1852]