Bosc, L.A.G. (1802). Histoire Naturelle des Vers : contenant leur description et leurs moeurs, avec figures dessinées d'après nature. Guilleminet, Paris, chez Deterville. 3 vols. 324 pp. + pls. 1-10; 300 pp. + pls. 11-25; 270 pp. + pls. 26-32. 1-324.
The 3 volumes of Bosc have separate records. Created for Ascidiacea: volume 3 only. [Do not use for Annelida: Polychaeta, which are only in volume 1, see volume 1 source record] BHL have two sets of Bosc World Polychaeta Database (WPolyDb) BHL DOI links to a microfilmed copy, and the plates are only black & white. A second version is at https://www.biodiversitylibrary.org/page/39123389 There is also a third BHL set (Vol.1 link), but it looks like the plates have been removed from this copy According to Graff (1899; p.3) the year of publication of this publication is 1801; the attached PDF is the second edition of 1830.
