Definitions

1. noun

A type of scale or scaly plate found on certain invertebrates, especially certain arthropods.

“The scientist studied the urostegites on the beetle’s exoskeleton to understand its unique defense mechanism.”

2. noun

A type of plate or structure found in certain fossilized organisms, especially those from the Cambrian period.

“The fossil exhibit featured an ancient urostegite discovered in a Cambrian-era rock formation.”