Definition of Pristidae
: a small family of cartilaginous fishes closely related to the skates and rays but having the body elongated rather than flattened and distinguished by a snout elongated into a flat blade with teeth along each side and comprising the economically important sawfishes of warm seas and estuaries some of which are reputed to exceed 20 feet in length
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Origin and Etymology of pristidae
New Latin, from Pristis, type genus + -idae
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