| − | A secondary vent of flank vent at a volcanic center. <ref>[http://vulcan.wr.usgs.gov/Glossary/volcano_terminology.html Glossary of Volcano and Related Terminology]</ref> | + | A secondary [[vent]] of [[flank]] vent at a volcanic center. <ref>[http://vulcan.wr.usgs.gov/Glossary/volcano_terminology.html Glossary of Volcano and Related Terminology]</ref> |