Alasmidonta arcula (I. Lea, 1838) Arc-mussel

Alasmidonta arcula (I. Lea, 1838) Arc-mussel

Alasmidonta arcula (I. Lea, 1838) Arc-mussel

Alasmidonta arcula (I. Lea, 1838) Arc-mussel

    Altamaha River, Georgia from Route 301 bridge to about 1 mile downstream (31.4004N 081.5025W) 7/21/2006 (63 mm.)