As nouns the difference between mandibulae and mandibulate
is that mandibulae is while mandibulate is (zoology) an insect having mandibles.
As an adjective mandibulate is
provided with mandibles adapted for biting, as many insects.
mandibulate
English
Adjective
(-)
Provided with mandibles adapted for biting, as many insects.
Noun
(
en noun)
(zoology) An insect having mandibles