Spiraxidae


Spiraxidae is a family of predatory air-breathing land snails, terrestrial pulmonate gastropods in the superfamily Testacelloidea.

Distribution

The distribution of this family is Neotropical.

Taxonomy

2005 taxonomy

The family Spiraxidae is classified within the informal group Sigmurethra, itself belonging to the clade Stylommatophora within the clade Eupulmonata.
The family Spiraxidae consists of the following subfamilies:
Thompson redefined subfamilies in the Spiraxidae, moving Euglandininae and Streptostylinae to become subfamilies of Spiraxidae. According to their work, there are three subfamilies within the Spiraxidae:
Apparently this system of classification is not universally accepted, as Fauna Europaea uses different systematics for the subfamily Euglandininae, still placing it within the family Oleacinidae.

Genera

Genera in the family Spiraxidae include:
Subfamily Spiraxinae include seven genera:
Subfamily Euglandininae
Subfamily Streptostylinae
These land snails are carnivorous and predatory.