- Philonthus abnormalis Sharp, 1885

Syntype: 1 ♂. MÉXICO: Oaxaca, km 171 Teotitlán-Oaxaca, 15/III/1989. Cols. A. Cadena, L. Cervantes. Conservation status: Complete, well-preserved.

Syntype: 1 ♂. MÉXICO: Oaxaca, km 108 Huajuapan de León, 6/X/1991. Col. E. Barrera Conservation status: Complete, well-preserved.