Extinct Marine Arthropod With a Flat Oval Body

This page is the CodyCross answer for the clue below from Train Travel, Group 702, Puzzle 1 (Morning Rush Hour).

Question is: Extinct Marine Arthropod With a Flat Oval Body

and the answer is: TRILOBITE

Word Meaning:

TRILOBITE — An extinct arthropod of the class Trilobita, whose body had three large lobes.

Definitions from Wiktionary.

Extinct Marine Arthropod With A Flat Oval Body - Train Travel CodyCross Answers | CodyCross Solutions