Phylogenetic Ontology	The Ecosystem Ontology	Source
http://purl.dataone.org/odo/ECSO_00002051	http://www.co-ode.org/ontologies/ont.owl#Date	LOOM
http://purl.dataone.org/odo/ECSO_00000501	http://www.co-ode.org/ontologies/ont.owl#Tree	LOOM