Those of Arca (i, k in fig. 9) show this relation to the mouth (a).
Through the central arch the arca and a little cross are seen.
The arca, or family sepulture, can no longer be traced in the church.
Arca, a genus of bivalve molluscs, family Arcad, whose shells are known as ark-shells.
The animal of Arca has the gills placed in an oblique position; the foot is large and strongly developed.
Cui stragula vestis,Blattarum ac tinearum epul,Putrescit in arca.
Perhaps the lettered blocks drawn for the inquirer from the arca were arranged here on this slab.
In Arca too and many others it carries a byssus-forming gland and a byssus-cementing gland.
In Arca, in Anomiidae and in Pectinidae the gonad opens into the external part of the renal tube.
Great conjectures have been made as to the real author of the Arca di Agostino at Pavia.