exethmoid
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lateral ethmoid — parethmoid (a paired deep bone of perichondral origin lying in the front of the orbit under the prefrontal. Also called pleurethmoid, prefrontal, exethmoid and, incorrectly ectethmoid, as this latter is only in birds) … Dictionary of ichthyology
os ethmoideum laterale — (plural ossa ethmoidea lateralia)) parethmoid (a paired deep bone of perichondral origin lying in the front of the orbit under the prefrontal. Also called pleurethmoid, prefrontal, exethmoid and, incorrectly ectethmoid, as this latter is only in… … Dictionary of ichthyology
parethmoid bone — a paired deep bone of perichondral origin lying in the front of the orbit under the prefrontal. Also called pleurethmoid, lateral ethmoid, prefrontal, exethmoid, and also ectethmoid (latter only present in birds so not be be used in fishes) … Dictionary of ichthyology
pleurethmoid — parethmoid (a paired deep bone of perichondral origin lying in the front of the orbit under the prefrontal. Also called prefrontal, exethmoid and, incorrectly, ectethmoid as this latter is only in birds) … Dictionary of ichthyology
