Although missing some parts of its legs, this worker is well-preserved and displays a remarkably broad head. An eye and body hairs are even present.
Magnification is approx.
For example, mouthparts and other body structures may possess specialized features, providing clues to the functional role of the individual ant within its society at large. In the case of the ancient ant above note the broad, flattened head, specially adapted to protect the community from invaders by plugging the entrance of the colony dwelling. This adaptation remains in present-day species of Zacryptocerus .