Here follows the taxonomy of the Mesogastropoda (according to the Integrated Taxonomic Information System) (which is no longer considered valid).

EPA is a primary partner in the development of the Integrated Taxonomic Information System.

Geochelone Report in Integrated Taxonomic Information System.

Integrated Taxonomic Information System.

This spelling is gaining acceptance in modern texts and is the standard spelling currently recognized by the Integrated Taxonomic Information System.

The Integrated Taxonomic Information System lists eleven "accepted" species of Ligustrum.

The Integrated Taxonomic Information System is a common database.

The following information is according to the Integrated Taxonomic Information System.

However, some works, such as the Integrated Taxonomic Information System, still treat is as a valid subfamily.

Retrieved [month, day, year], from the Integrated Taxonomic Information System on-line database, http://www.itis.gov.