Key to known species of the genus Setogalumna

1. Anterior margin of notogaster developed; interlamellar setae extremely long; bothridial setae with head rounded distally; body size: 543–578 × 361–381...................................... S. excellens P. Balogh, 1985 . Distribution: Australia

- Anterior margin of notogaster not developed; interlamellar setae of medium size or absent; bothridial setae pointed distally (lanceolate or dilated unilaterally)........................................................................ 2

2. Interlamellar and lamellar setae represented by alveolus; bothridial setae dilated and ciliate unilaterally; notogastral porose areas Aa oval, longitudinally oriented; body size: 245 × 140......... S. diminuta Arillo & Subías, 1993 . Distribution: Spain

- Interlamellar and lamellar setae of medium size; bothridial setae with lanceolate and indistinctly barbed head; notogastral porose areas Aa elongate oval, transversely oriented; body size: 813–1045 × 697–830................................................................................................ S. luzonica sp. nov. Distribution: Philippines