डोके आणि शरीराच्या वरच्या बाजूला हाडांच्या प्लेट्स असलेला मणक्यासारखा मासा, डेव्हॉनचे लोक कधीकधी समुद्र आणि नद्यांवर प्रभावशाली असतात, तोंडासह सर्वात जवळचा कशेरुका मानला जातो,

placoderm's Usage Examples:

only placoderm known from the “Malvinokaffric” invertebrate faunas.

Huginaspis is an extinct genus of placoderm fish, which lived during the Middle Devonian period of Spitsbergen, Norway.

combination helped with its speed and agility which was useful when trying to outswim its probable predator, the heavily armoured 10 metres (33 ft) long placoderm.

bony elements or without, most notably the conodonts, placoderms, and ostracoderms.

combination helped with its speed and agility, which was useful when trying to outswim its probable predator, the heavily armoured 10 metres (33 ft) long placoderm.

Yinostius is an extinct genus of heterosteid placoderm known from remains discovered in China.

believe that the males of the ancestral placoderm had pelvic claspers, but the claspers were lost in the evolutionary development of each of the placoderm.

Rolfosteus canningensis is an extinct arthrodire placoderm from the Late Devonian of the Gogo Formation of Western Australia.

Groenlandaspis is unusual among placoderms in that it is known what color it was; preserved pigment cells in its.

Many of the oldest fossil vertebrates, including ostracoderms, placoderms, crossopterygians, and even early tetrapods, had a socket.

Pseudopetalichthyida is an extinct order of lightly armored placoderms known only from rare fossils in Lower Devonian strata in Hunsrück, Germany.

Stensioella heintzi is an enigmatic placoderm of arcane affinity.

tentatively placed within Placodermi as being among the most basal of all placoderms, as from what can be discerned from the only whole specimen found, the.