"xrien" does not appear to be a recognized term. It may be a misspelling or a made-up word. If you can provide more context or clarification, I can try to help further.
an xrien is a great insect
it is a colorful insect
Xrien xiliaphone xerxes butterfly Xerces blue butterfly is an extinct butterfly species Xylodromus affinis is a species of beetle The Xylodromus affinis beetle
Xerces butterfly Xylodromus Xyletinus xrien