The Typhloesus wellsi’s feeding apparatus may help to narrow down its position within the tree of life

Midgut

Disk-shaped organ

Mouth

Tooth structure in foregut

How the creature may have inverted and extended the gut to catch prey

Midgut

Disk-shaped organ

Mouth

Tooth structure

in foregut

How the creature may have inverted and extended the gut to catch prey

Midgut

Mouth

Tooth structure in foregut

Disk-shaped organ

How the creature may have inverted and extended the gut to catch prey

Guardian graphic. Source: Jean-Bernard Caron. Royal Ontario Museum