placoderm meaning in Hindi

Examples

1. They were smaller than most placoderms, usually under 20 centimetres.
2. A significant proportion of Michigan's Devonian fish were placoderms.
3. The placoderm, then, was probably red above and silver below.
4. Unlike other flattened placoderms, the phyllolepids were inhabitants of freshwater environments.
5. The Xiaoxiang fauna also includes galeaspids, placoderms and acanthodians.
6. Placoderms, scaled or naked, depending on the species.
7. This allowed placoderms to lift their heads, unlike ostracoderms.
8. The remains of both antiarch and arthrodire placoderms are known from the formation.
9. The earliest known fish with jaws are the now extinct placoderms and spiny sharks.
10. The placoderm claspers are not cartilaginous fishes.