This document discusses different types of larva found across various invertebrate and vertebrate species. It defines larva as the immature form between egg and pupa that often differs significantly from the adult. It then lists 10 different larval types, including rhagon larva in sponges, planula larva in jellyfish, and tadpole larva in frogs, as well as several mollusk and echinoderm larval forms.

1. Types Of
Larva
By Pankaj Kukreti

2. -> The active immature form of an insect, especially
one that differs greatly from the adult and forms the
stage between egg and pupa
-> e.g. a caterpillar or grub.

3. Rhagon Larva :- Found In Porifera

4. Planula Larva - Found In Coelentrata

5. Rhabditiform Larva :- Found In Aschelmenthis

6. Trochophore Larva :- Found In Annelides & Molluscan

7. Veliger Larva :- Found In Mollusca

8. Glochidium Larva :- Found In Mollusca

9. Bipinnaria Larva :- Found In Echinodermata

10. Tornaria larva :- Found In Hemichordata

11. Ammocoetes larva :- Found In Cyclostomata

12. Ascidian Larva :-Found In Urochordata

13. Tadpole Larva :- Found In Frog