@article {5427, title = {Fine structure and evolutionary significance of sagittocysts of Convolutriloba longifissura (Acoela, Platyhelminthes).}, journal = {Invert Biol}, volume = {118}, year = {1999}, month = {1999}, pages = {332 - 345}, keywords = {Convolutriloba, Convolutriloba longifissura, Sagittiferidae}, author = {Gschwentner,R and Ladurner,P and Salvenmosr,W and Rieger,RM and Tyler,S} }