The Amphioxus Development and Anatomy Ontology Semanticscience Integrated Ontology Source
http://purl.obolibrary.org/obo/AMPHX_1000004 http://semanticscience.org/resource/SIO_010002 LOOM
http://purl.obolibrary.org/obo/CL_0000000 http://semanticscience.org/resource/SIO_010001 LOOM