Callirhytis aquaticae ASHMEAD, 1887

Melika, G & Abrahamson, WG, 2007, Review Of The Nearctic Gallwasp Species Of The Genus Bassettia Ashmead, 1887, With Description Of New Species (Hymenoptera: Cynipidae: Cynipini), Acta Zoologica Academiae Scientiarum Hungaricae 53 (2), pp. 131-148 : 144-145

Callirhytis aquaticae ASHMEAD, 1887

Callirhytis aquaticae ASHMEAD 1887: 144 . Female, gall.

Type material examined – Holotype female “Type No. 2809 USNM ”, “Collection Ashmead” in the USNM. This is the only known specimen of this species.

Biology – The only known female was cut from a “hard knotty swelling” gall on Q. nigra L. in March ( ASHMEAD 1887). Such stem swelling-like galls are typical for Callirhytis species but are not typical of Bassettia . Distribution – USA: Florida ( ASHMEAD 1887).