Identify the mismatch among the following pairs:

Identify the correct terms for the following analogy-based questions:
$(i)$ In Porifera: Water exits through Osculum :: In Cnidaria: ......
(ii) Ctenophora: Comb plates :: Aschelminthes: ......

Members of which group are not deuterostomes?

The term "phylum" in animal classification was coined by

In which one of the following, the genus name, its two characters and its phylum are not correctly matched, whereas the remaining three are correct?

Trochophore larva is found in