Arca, or ARK-SHELL, a genus of lamellibranchiate molluscs. See LAMELLIBRANCHIATA.
Arca
Chambers's Encyclopaedia, Volume 1: A to Beaufort, p. 379
Source scan(s): p. 0398
Arca, or ARK-SHELL, a genus of lamellibranchiate molluscs. See LAMELLIBRANCHIATA.