Abatodesmus Silvestri, 1903 (original description)
Abatodesmus chilensis Silvestri, 1903 (original description)
Anaulacodesmus carinobtusus Silvestri, 1903 (original description)
Anaulacodesmus intricatus (Silvestri, 1903) (original description)
Anaulacodesmus marmoratus Silvestri, 1903 (original description)
Apodigona Silvestri, 1903 (original description)
Apodigona abbreviata Silvestri, 1903 (original description)
Eudigona Silvestri, 1903 (original description)
Eudigona chilensis Silvestri, 1903 (original description)
Hypogexenus Silvestri, 1903 (original description)
Hypogexenus pusillus Silvestri, 1903 (original description)
Monenchodesmus Silvestri, 1903 (original description)
Monenchodesmus chilensis Silvestri, 1903 (original description)
Monenchodesmus inermis Silvestri, 1903 (original description)
Monenchodesmus monticola Silvestri, 1903 (original description)
Physiostreptus Silvestri, 1903 (original description)
Physiostreptus ortonedae Silvestri, 1903 (original description)
Pleonaraius omalonotus Silvestri, 1903 (original description)
Polyxenus chilensis Silvestri, 1903 (original description)
Polyxenus paraguayensis Silvestri, 1903 (original description)
Polyxenus platensis Silvestri, 1903 (original description)
Polyxenus superbus Silvestri, 1903 (original description)
Schedotrigona Silvestri, 1903 (original description)
Schedotrigona histrix Silvestri, 1903 (original description)
Schedotrigona smithi Silvestri, 1903 (original description)
Semnosoma Silvestri, 1903 (original description)
Trienchodesmus Silvestri, 1903 (original description)