Newly described bone collector caterpillars build a silken case around their bodies and adorn it with dead insect body parts scavenged from spider webs. This caterpillar may have been a bit overzealous with its decorations.

The discovery of the bone collector species was serendipitous. "You never forget your first bone collector," Rubinoff told Ars. His team was on Oa'hu looking for Hyposcoma when they came across a little tree hollow and spotted something at the bottom that at first glance just looked like "a bag of bug bits.