Pseudoanthidium ochrognathum, (Alfken, 1932) (Alfken, 1932)

Kasparek, Max, 2024, New species, new synonyms, and resurrected taxa: A review of West and Central Palaearctic members of the genus Pseudoanthidium (Apoidea: Megachilidae), Zootaxa 5541 (1), pp. 1-50 : 46

P. ochrognathum group

6 Depressions of T1–T4 with indistinct, diffuse red-brown band; T3–T4 with orange maculations............. P. rubellulum

– Depressions of T1–T4 black or dark brown; T3–T4 with yellow maculations...................................... 7

7 T1 with yellow lateral spot; scutum and scutellum polished, with shallow, mostly irregularly scattered punctation (interstices up to a few puncture diameters); tegula light brown............................................. P. ochrognathum

– T1 black; scutum and scutellum with deep, regular punctation (interstices always less than a puncture diameter); tegula dark brown.................................................................................... P. beaumonti