Hrycgdēor

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Hƿeorfdēor
Alosa sapidissima (line art).jpg
Sum hƿeorfdēor.
Cræftlicu endebyrdung
Rīce:Animalia
Stefn:Chordata
Understefn: Vertebrata

Þā hrycgdēor (ēac hƿeorfdēor hātaþ) sind dēor in þǣm understefne Vertebrata (in stefne Chordata). Hīe sind gemearcod mid hira bānhringum. Man hæfþ 57,739 cynna bānhringdēora undersōht.

Eall bānhringdēor habbaþ ge sƿeotollīce tōcnāƿenlicu hēafod and ēagan.

Eall sycedēor, fuglas, snaccynn, and fiscas sind hƿeorfdēor.

Sēo ēac[adihtan | ādihtan fruman]