Lateral ocelli separated by 0.5-0.6X their widest diameter from each other and about 1.6-1.7X their widest diameter from
eye margin. Antennae with 30-32 flagellomeres.
pronotum and mesoscutum (
1,
2) glabrous, impunctate. T1 about twice as long as broad.
head orange-brown with face (
1,
2,
3) infuscate medially and
vertex entirely black.
mesosoma and
metasoma orange, ventrally grading to yellowish. Hind legs orange with
coxa and
trochanter distally infuscate, tarsomeres entirely black.
fore wing very strongly yellowish, distally blackish infumate. This species is most similar to
P. claviger and
P. bonillai in
body sculpture and form of the
clypeal margin. The
fore wing of
P. castilloi is distinctly yellow, with the apex infumate, similar to
P. adriani_, whereas the base of the 0001089">wing is hyaline in
P. bonillai and
P. claviger.