Pterocheilus is an essentially holarctic genus of potter wasps with a fairly rich diversity in North America and a single Afrotropical species Pterocheilus eurystomus Kohl 1906 known from Socotra. They are usually rather large wasps characterized by reduced tegulae and prominently pilose labial palpi.
The following species are classified under Pterocheilus:
Pterocheilus is an essentially holarctic genus of potter wasps with a fairly rich diversity in North America and a single Afrotropical species Pterocheilus eurystomus Kohl 1906 known from Socotra. They are usually rather large wasps characterized by reduced tegulae and prominently pilose labial palpi.