| स्तंभ $I$ | स्तंभ $II$ |
|---|---|
| $(a)$ Aptenodytes | $(i)$ Flying fox |
| $(b)$ Pteropus | $(ii)$ Angel fish |
| $(c)$ Pterophyllum | $(iii)$ Lamprey |
| $(d)$ Petromyzon | $(iv)$ Penguin |
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