@book{bhlpg34701169, title = {Texas conchologist }, volume = {v.4-5 (1967-1969)}, url = {https://www.biodiversitylibrary.org/page/34701169}, publisher = {Houston Conchology Society]}, author = {}, year = {1967}, pages = {Page 20}, } @book{bhlpg42522124, title = {The veliger }, volume = {v.9 (1966-1967)}, url = {https://www.biodiversitylibrary.org/page/42522124}, publisher = {California Malacozoological Society}, author = {California Malacozoological Society. }, year = {1967}, pages = {Page 375}, }