[8a, b.] [Scalpellum villosum]
(a.) Internal view of rostrum.
(b.) Internal view of sub-rostrum.
Fig.
[1.] [Pollicipes cornucopia], (one and a half nat. size.)
[1a.] [Pollicipes cornucopia], internal view of valves.
[2.] [Pollicipes polymerus], (one and a half nat. size.)
[2a.] [Pollicipes polymerus], internal view of valves.
[3.] [Pollicipes mitella], nat. size.