Opisthacanthus rugiceps - A Living Relative of Proscorpius
- These links have photos of Opisthacanthus rugiceps.
Opisthacanthus rugiceps is a living scorpion species. It is related to the Silurian scorpion Proscorpius; both are in the order Scorpiones. However, they are in different families. Opisthacanthus rugiceps is a member of the Hemiscorpiidae family. Proscorpius is in the family Proscorpiidae, which is completely extinct.
Opisthacanthus rugiceps is about 10 cm. (4 inches) in length. This scorpion is native to southern Africa. It mostly resides in humid forests and is commonly found under logs or holes in trees. The body of Opisthacanthus rugiceps is flattened, which is a characteristic of members of Hemiscorpiidae. This link has information on the Hemiscorpiidae family.