Schulze, " On the Structure and Arrangement of the Soft Parts in Euplectella aspergillum" (Amphibrachium), Tr.
He is attended by a minister with a vase of holy water, an aspergillum and a copy of the Rituale or missal.
In Aspergillum the whole of the tubular mantle area secretes a continuous shelly tube, although in the young condition two valves were present.
- Shell of Aspergillum vaginiferum to show the original valves a, now embedded in a continuous calcification of tubular form.
- Shell of Aspergillum vaginiferum.
The brush used for sprinkling is an aspergill (aspergillum), or aspersoir, and the vessel for this water an aspersorium.