ANNULARIA.
SEDENTARIA.

"To begin with the 3rd Order of the 9th Class:—

Class, Annularia. Order, Sedentaria, Annulated Worms.

Lamarck.Linnæus.
Siliquaria,taken fromSerpula.
Dentalium,———Dentalium.
Pectinaria,———Sabella.
Sabellaria,———Sabella.
Spirorbis,}———Serpula.
Serpula,
Vermilia,
Galeolaria.
Magilus.

"There has been much variation in the opinions of naturalists respecting the proper place of genus Dentalium. Cuvier, a very celebrated writer, agreed nearly with Lamarck; but still more recently it has been considered as nearest to a new genus, Fissurella, (Patella.) The fossil-shells are found in London clay in great numbers; in the marle at Folkstone, &c.

"Spirorbis. All the species are minute, fixed upon sea-weeds, and other marine substances. The animal which inhabits them is of a deep red colour.

"Galeolaria is a New Holland genus.

"Magillus is found in the Isle of France; the shell is sometimes three feet in length.