Hy-lob-a-ti´næ [Gr. hylobates, one who walks the wood.] An Asiatic subfamily of apes; the long-armed apes or gibbons.

Hy-lob´a-tes [Gr. hylobates.] A gibbon,—an Asiatic ape.

Hy-ra-coi´de-a [Gr. hyrax, shrew-mouse; eidos, appearance.]

Ich-thy-or´nis [Gr. ichthys, fish; ornis, bird.] Cretaceous toothed birds of tern-like form, with socketed acute teeth, and bi-concave vertebræ

Ich-thy-o-sau´ri-a [Gr. ichthys, fish; sauros, lizard.]

Id´i-o-blast [Gr. idios, individual; blastema, sprout.]

In-fu-so´ri-a [Lat. in, into; fundo, pour.] So called because including many animalcules that occur in infusions of decaying substances.

In-sec´ta [Lat. in, into; seco, cut.]

In-sec-tiv´o-ra [Lat. insectum, insect; voro, devour.]

In-ver-te-bra´ta [Lat. in, not; vertebratus, jointed.] Including all animals that do not possess a notochord or backbone: opposed to Vertebrata.