The genus Calliscelio Ashmead is presumed to be a diverse group of parasitoids of the eggs of crickets (Orthoptera: Gryllidae). A least one species has been found to be an important factor in depressing cricket pest populations. The New World species of Calliscelio are revised. Forty-two species are recognized, 3 are redescribed: Calliscelio
bisulcatus (Kieffer), Calliscelio
laticinctus Ashmead, Calliscelio
rubriclavus (Ashmead), comb. n.; and 38 are described as new: Calliscelio
absconditum Chen & Johnson, sp. n., Calliscelio
absum Chen & Johnson, sp. n., Calliscelio
alcoa Chen & Masner, sp. n., Calliscelio
amadoi Chen & Johnson, sp. n., Calliscelio
armila Chen & Masner, sp. n., Calliscelio
bidens Chen & Masner, sp. n., Calliscelio
brachys Chen & Johnson, sp. n., Calliscelio
brevinotaulus Chen & Johnson, sp. n., Calliscelio
brevitas Chen & Johnson, sp. n., Calliscelio
carinigena Chen & Johnson, sp. n., Calliscelio
crater Chen & Johnson, sp. n., Calliscelio
crena Chen & Johnson, sp. n., Calliscelio
eboris Chen & Johnson, sp. n., Calliscelio
extenuatus Chen & Johnson, sp. n., Calliscelio
flavicauda Chen & Johnson, sp. n., Calliscelio
foveolatus Chen & Johnson, sp. n., Calliscelio
gatineau Chen & Johnson, sp. n., Calliscelio
glaber Chen & Masner, sp. n., Calliscelio
granulatus Chen & Masner, sp. n., Calliscelio
latifrons Chen & Johnson, sp. n., Calliscelio
levis Chen & Johnson, sp. n., Calliscelio
longius Chen & Johnson, sp. n., Calliscelio
magnificus Chen & Masner, sp. n., Calliscelio
migma Chen & Johnson, sp. n., Calliscelio
minutia Chen & Johnson, sp. n., Calliscelio
paraglaber Chen & Johnson, sp. n., Calliscelio
pararemigio Chen & Masner, sp. n., Calliscelio
prolixus Chen & Johnson, sp. n., Calliscelio
punctatifrons Chen & Johnson, sp. n., Calliscelio
remigio Chen & Masner, sp. n., Calliscelio
ruga Chen & Johnson, sp. n., Calliscelio
rugicoxa Chen & Masner, sp. n., Calliscelio
sfina Chen & Johnson, sp. n., Calliscelio
storea Chen & Johnson, sp. n., Calliscelio
suni Chen & Johnson, sp. n., Calliscelio
telum Chen & Johnson, sp. n., Calliscelio
torqueo Chen & Johnson, sp. n., Calliscelio
virga Chen & Johnson, sp. n. Four species are treated as junior synonyms of Calliscelio
rubriclavus (Ashmead): Anteris
nigriceps Ashmead, syn. n., Caloteleia
marlattii Ashmead, syn. n., Caloteleia
grenadensis Ashmead, syn. n., and Macroteleia
ruskini Girault, syn. n.