Cephalaspidomorphi

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Cephalaspidomorphi

[‚sef·ə¦las·pə·də′mȯr·fī]
(vertebrate zoology)
An equivalent name for Monorhina.
References in periodicals archive ?
Hibernaspididae), cephalaspids, large arthrodires and sarcopterygians, show that the lowermost part of the Razvedochnyj Fm is exposed.
The fish which probably made the marks found in the fossils were cephalaspids, which had a different body shape and fin pattern from the fish which are familiar to us today.
For many years scientists have studied fossils of cephalaspids, which had heads shaped like horseshoes, and puzzled over how the creatures might have propelled themselves.