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A suborder of fishes of which Ostracion is the type.

An order, or suborder, including the kamichi, and allied South American birds; -- called also screamers. In many anatomical characters they are allied to the Anseres, but they externally resemble the wading birds.

A suborder of Crinoidea found chiefly in the Paleozoic rocks.

Belonging to that suborder of leguminous plants (Papilionaceæ) which includes the bean, pea, vetch, clover, and locust.

An order, or suborder, of birds, including more that half of all the known species. It embraces all singing birds (Oscines), together with many other small perching birds.

A suborder of Theromorpha, including terrestrial reptiles from the Permian formation.

An extensive tribe or suborder of fishes, including the true perches (Percidæ); the pondfishes (Centrarchidæ); the sciænoids (Sciænidæ); the sparoids (Sparidæ); the serranoids (Serranidæ), and some other related families.

A suborder of aquatic carnivorous mammals including the seals and walruses; -- opposed to Fissipedia.

A suborder of Neuroptera, including those that have broad, flat wings, as the ant-lion, lacewing, etc. Called also Planipennes.

An extensive suborder of fresh-water physostomous fishes having the anterior vertebræ united and much modified; the Eventognathi.

A suborder of existing ganoid fishes having numerous fins along the back. The bichir, or Polypterus, is the type. See Illust. under Crossopterygian.

Of or pertaining to a suborder (Pomeæ) of rosaceous plants, which includes the true thorn trees, the quinces, service berries, medlars, and loquats, as well as the apples, pears, crabs, etc.

A suborder of Gephyræa, having a cylindrical body with a terminal anal opening, and usually with one or two caudal gills.

A suborder of serpents including those that have permanently erect grooved poison fangs, with ordinary teeth behind them in the jaws. It includes the cobras, the asps, and the sea snakes. Called also Proteroglyphia.

A suborder of Turbellaria including those that have a simple cylindrical, or saclike, stomach, without an intestine.

A suborder of struthious birds including the rheas.

A suborder of Medusæ which includes very large species without marginal tentacles, but having large mouth lobes closely united at the edges. See Illust. in Appendix.

A suborder of leeches including those that have a protractile proboscis, without jaws. Clepsine is the type.

An extinct order or suborder of bivalve mollusks characteristic of the Cretaceous period; -- called also Rudista. See Illust. under Hippurite.

Of or pertaining to the Saccata, a suborder of ctenophores having two pouches into which the long tentacles can be retracted.