Multiple choice

Which of the following is a living fossil?

  1. Euglena

  2. Limulus

  3. Sycon

  4. Balanoglossus

  5. Herdmania

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

  Limulus is a living fossil.A living fossil is a living species (or clade) of organism that appears to be similar to a species otherwise known only from fossils. Normally the similarity is only a superficial physical resemblance between two different species, one extinct, the other extant.