@article {5257, title = {Convolutriloba retrogemma gen. et sp. n., a turbellarian (Acoela, Platyhelminthes) with reversed polarity of reproductive buds.}, journal = {Fortschritte Zool.}, volume = {36}, year = {1988}, month = {1988}, pages = {321 - 327}, keywords = {Convolutriloba, Convolutriloba retrogemma, LOCATION}, author = {Hendelberg,J and {\r A}kesson,B} }