Drepanotrema Drepanotrema lucidum Drepanotrema kermatoides Drepanotrema cimex Drepanotrema anatinum List of non-marine molluscs of Uruguay List of non-marine molluscs of Mexico List of non-marine molluscs of Guadeloupe List of non-marine molluscs of Martinique List of non-marine molluscs of Argentina List of non-marine molluscs of Peru Lucidus List of non-marine molluscs of Brazil List of non-marine molluscs of Venezuela List of non-marine molluscs of Puerto Rico List of molluscs of Falcón State, Venezuela Planorbidae List of least concern molluscs Paleobiota of the Green River Formation