A.Pila
B.Lmellidens
C.Star-fish
D.None of these
Related Mcqs:
- Gills are used as brood pouch in:
- Which of the following sets of animals is odd:
- Endoskeleton of calcareous plates is found in:
- Which of the following is odd one:
- Ring-canal is found in the:
- Madreporite is present in:
- Operculum is present in_____________??
- Which of the following marine fishes are considered direct descendents of fresh water ancestors??
- Which of these has no skeleton whatsoever:
- Which of the following groups has hermaphrodite animals:
