Grier, N.M. 1918. New varieties of naiades from Lake Erie. Nautilus 32(1): 9-12. Available electronically.

Grier, 1918. Nautilus 32(1): 10.
(intro'd as intra-sp. of Alasmidonta costata Rafinesque, 1820; correct name for Lasmigona costata var. eriganensis Grier, 1918)
Type(s): LECTOTYPE CM_61.4720 (by Parodiz, 1967: 26), “Big Bend” (W of waterworks), Presque Isle Bay, Erie, Erie County, Pennsylvania.
Grier, 1918. Nautilus 32(1): 10.
(incorrect original spelling of Lasmigona costata var. ereganensis Grier, 1918)

Grier, 1918. Nautilus 32(1): 11.
(intro'd as intra-sp. of Obliquaria (Quadrula) flava Rafinesque, 1820)
Type(s): HOLOTYPE (ORIG. DESIG.) CM_61.4513, “Big Bend” Presque Isle Bay, Erie, Erie County, Pennsylvania.

Grier, 1918. Nautilus 32(1): 9.
(intro'd as intra-sp. of Unio (Eurynia) dilatata Rafinesque, 1820)
Type(s): HOLOTYPE (ORIG. DESIG.) CM_61.4628, Presque Isle Bay, Erie, Erie County, Pennsylvania.