Provides information on fossil record, life history, classification and morphology.

Presents information on number, members and description.

Description of this species.

Offers images. With links, information on suborder and family.

Contains information on description, classification, habitat and members. With links.

Presents information on this publication. With links.

Lists members of families. Includes links.

Presents data on description and suborders. Includes links.

Provides data on members, commercial value, fossil record, life history, ecology, systematics and morphology. Includes images and online references.

Provides information on members, families and physical appearance.

Contains information on suborder and families. With links.

Contains information on habitat, physical description, ranges, specimens and classification. With sounds and photos.

Lists families, subfamilies and genus. Includes links and photos.

Shows images and links.

Contains information on members, habitat and distinctive features. With links and photos.

Discusses evolution, members and physical descriptions. With references.

Offers photos and references.

Shows photos with descriptions. Includes information on members.

Displays images.