tridentatus tridentatus Giordani Soika
Pseudalastor tridentatus Giordani Soika 1962 [1961], Boll. Civ. Stor. Nat. Venezia 14: 133 (key), 134, female— “ N. Territory: Port Darwin” (Sydney); also from Qld.: Cairns, Mareeba (? same as Alastor tridentatus von Schulthess); 1973b: 106 (“ allotype ” male); 1977: 123 (Qld.: Cooktown, Meringa, Townsville, “Inkermann, near Townsville”).— Cardale 1985: 200 (cat.; species erroneously attributed to von Schulthess).— Naumann 1993, in Naumann et al.: 181 (Qld.: Heathlands H. S., reared from abandoned nest of Sceliphron laetum; species erroneously attributed to von Schulthess).— Borsato & Ratti 1999: 98 (list). — Borsato 1994 [1993]: 247 (Qld.: Mossman); 1994: fig. 5; 2003: 547 (Qld.: “Mareeba, Granite Gorge,” “Mount Surprise 10 km N”).
Pseudalastor tridentatus septentrionalis Giordani Soika 1977: 123, female—“ N. Territory: Port Darwin” (London).— Cardale 1985: 200 (cat.).— Borsato & Ratti 1999: 98 (list).— Brown 2009: 29 (N. T.: North Coast). NEW SYNONYMY.
Pseudalastor tridentatus tridentatus; Giordani Soika 1993b: 141 (Qld.: “22 Km SE Mt. Carbine”).— Brown 2009: 29 (N. T.: North Coast).