Multiple choice Which of the following examples of living fossils belong to phylum of C. aspersum? Limulus and lamprey Neopilina and nautilus Limulus and platypus Echidna and platypus Neopilina and limulus Reveal answer Fill a bubble to check yourself B Correct answer Explanation Neopilina and nautilus: Both belong to phylum Mollusca, i.e. the phylum of C. aspersum.