3 0 0 http://purl.obolibrary.org/obo/WBls_0000709 schistosomulum 'schistosomulum' SubClassOf http://purl.obolibrary.org/obo/RO_0002087 some 'cercarium' http://purl.obolibrary.org/obo/WBls_0000710 Platyhelminthes adult 'Platyhelminthes adult' SubClassOf http://purl.obolibrary.org/obo/RO_0002087 some 'schistosomulum' http://purl.obolibrary.org/obo/WBls_0000725 24 hr schistosomulum '24 hr schistosomulum' SubClassOf http://purl.obolibrary.org/obo/BFO_0000062 some '3 hr schistosomulum'