@book{bhlpg38577836, title = {A monograph of the British marine annelids }, volume = {v.1:pt.1 (1873)}, url = {https://www.biodiversitylibrary.org/page/38577836}, publisher = {The Ray society}, author = {M'Intosh, William Carmichael, 1838 -1931}, year = {1873}, pages = {Page 174}, } @book{bhlpg2323326, title = {Naturhistorisk tidsskrift }, volume = {Series 1, volume 4 (1842-43)}, url = {https://www.biodiversitylibrary.org/page/2323326}, publisher = {C.A. Reitzel}, author = {Schiødte, J. C. (Jørgen Matthias Christian), 1815 -1884}, year = {1842}, pages = {Page 570}, } @book{bhlpg11044267, title = {Die polycladen (seeplanarien) des golfes von Neapel und der angrenzenden meeres-abschnitte }, volume = {no.11:text:pt.1 (1884)}, url = {https://www.biodiversitylibrary.org/page/11044267}, publisher = {W. Engelmann}, author = {Lang, Arnold, 1855 -1914}, year = {1884}, pages = {Page 8}, } @book{bhlpg11025703, title = {Die polycladen (seeplanarien) des golfes von Neapel und der angrenzenden meeres-abschnitte }, volume = {no.11:text:pt.2 (1884)}, url = {https://www.biodiversitylibrary.org/page/11025703}, publisher = {W. Engelmann}, author = {Lang, Arnold, 1855 -1914}, year = {1884}, pages = {Page 549}, } @book{bhlpg11025702, title = {Die polycladen (seeplanarien) des golfes von Neapel und der angrenzenden meeres-abschnitte }, volume = {no.11:text:pt.2 (1884)}, url = {https://www.biodiversitylibrary.org/page/11025702}, publisher = {W. Engelmann}, author = {Lang, Arnold, 1855 -1914}, year = {1884}, pages = {Page 548}, }