@book{bhlpg51643787, title = {Bulletin }, volume = {no.106 (1920) [Text]}, url = {https://www.biodiversitylibrary.org/page/51643787}, publisher = {G.P.O}, author = {United States National Museum }, year = {1920}, pages = {Page 662}, } @book{bhlpg8429924, title = {Bulletin }, volume = {no.106 (1920) [Plates]}, url = {https://www.biodiversitylibrary.org/page/8429924}, publisher = {G.P.O}, author = {United States National Museum }, year = {1920}, pages = {Page 121}, } @book{bhlpg31119632, title = {Bulletin de la Société géologique de France }, volume = {ser.4:t.16:fasc.1-9 (1916)}, url = {https://www.biodiversitylibrary.org/page/31119632}, publisher = {La Société}, author = {Société géologique de France. }, year = {1916}, pages = {Page 333}, }