Callirhytis

Callirhytis is a genus of gall wasps in the family Cynipidae. There are more than 90 described species in Callirhytis. Wasps in this genus primarily induce galls on oak trees in North America.

==Species== The following species are recognised in the genus Callirhytis: Callirhytis afion Melika et al., 2020 Callirhytis apicalis (Ashmead, 1896) Callirhytis aquaticae (Ashmead, 1887) Callirhytis attigua Weld, 1959 Callirhytis balanacea Weld, 1928 Callirhytis balanaspis Weld, 1922 Callirhytis balanoides Weld, 1922 Callirhytis balanopsis Weld, 1922 Callirhytis balanosa Weld, 1922 Callirhytis bipapillata Weld, 1959 Callirhytis blastophaga (Ashmead, 1887) Callirhytis cameroni Medianero & Nieves-Aldrey, 2014 Callirhytis carmelensis Weld, 1922 Callirhytis cedros Dailey & Sprenger, 1977 Callirhytis cedrosensis Dailey & Sprenger, 1977 Callirhytis cistella Weld, 1952 Callirhytis clarkei (Bassett, 1890) Callirhytis clavula (Osten Sacken, 1861) - White oak club gall wasp Callirhytis confusa (Ashmead, 1881) Callirhytis congregata (Ashmead, 1896) - Sausage flower gall wasp Callirhytis cressoni (Beutenmuller, 1913) Callirhytis crypta (Ashmead, 1887) Callirhytis eldoradensis (Beutenmuller 1913) Callirhytis electrea Weld, 1944 Callirhytis ellipsoida Weld, 1921 Callirhytis elliptica Weld, 1921 Callirhytis elongata (Kinsey, 1922) Callirhytis erythrocephala (Giraud, 1859) Callirhytis excavata (Ashmead, 1896) Callirhytis exigua (Bassett, 1900) Callirhytis favosa (Bassett, 1890) - Honeycomb leaf gall wasp Callirhytis flavipes (Gillette, 1890) Callirhytis florensis Weld, 1944 Callirhytis floridana (Ashmead, 1887) Callirhytis floripara Weld, 1959 Callirhytis frequens (Gillette, 1890) Callirhytis fulva Weld, 1921 Callirhytis furva Weld, 1952 Callirhytis gallaestriatae Weld, 1927 Callirhytis gemmiformis (Beutenmüller, 1917) Callirhytis glandium (Giraud, 1859) Callirhytis glandulus (Beutenmüller, 1913) Callirhytis glomerosa Weld, 1957 Callirhytis hartigi Forster, 1869 Callirhytis hopkinsi Weld, 1952 Callirhytis infuscata (Ashmead, 1887) Callirhytis intersita Weld, 1957 Callirhytis juvenca Weld, 1944 Callirhytis lanata (Gillette, 1891) Callirhytis lapillula Weld, 1922 Callirhytis lentiformis Lyon, 1984 Callirhytis marginata Weld, 1921 Callirhytis medularis Weld, 1959 Callirhytis meunieri Kieffer, 1902 Callirhytis middletoni Weld, 1959 Callirhytis myrtifoliae (Beutenmüller, 1917) Callirhytis nigrae (Ashmead, 1861) Callirhytis ovata Weld, 1921 Callirhytis parva Weld, 1922 Callirhytis pedunculata (Bassett, 1890) Callirhytis perdens (Kinsey, 1922) - Ruptured twig gall wasp Callirhytis perditor (Bassett, 1900) Callirhytis perfoveata (Kinsey, 1922) - Ball gall wasp Callirhytis perobscura Weld, 1957 Callirhytis perrugosa Weld, 1944 Callirhytis petrina Weld, 1922 Callirhytis pigra (Bassett, 1881) Callirhytis piperoides (Bassett, 1900) Callirhytis protobalanus Dailey & Sprenger, 1977 Callirhytis pulchra (Bassett, 1890) - Oak flower gall wasp Callirhytis quercifoliae (Ashmead, 1885) Callirhytis quercusagrifoliae (Ashmead, 1881) - Live oak bud gall wasp Callirhytis quercusbatatoides (Ashmead, 1881) - Southern live oak stem gall wasp Callirhytis quercusclavigera (Ashmead, 1881) Callirhytis quercuscornigera (Osten Sacken, 1865) Callirhytis quercusfutilis (Osten Sacken, 1861) Callirhytis quercusgemmaria (Ashmead, 1885) Callirhytis quercusoperator (Osten Sacken, 1862) - Woolly catkin gall wasp Callirhytis quercuspunctata (Bassett, 1863) - Gouty oak gall wasp Callirhytis quercussuttoni (Ashmead, 1885) - Gouty stem gall wasp Callirhytis quercusventricosa Bassett, 1864 Callirhytis quinqueseptum (Ashmead, 1885) Callirhytis rubida Weld, 1921 Callirhytis rufescens (Mayr, 1882) Callirhytis rugulosa (Beutenmüller, 1911) Callirhytis scitula (Bassett, 1864) Callirhytis seminator Harris, 1841 - Wool sower Callirhytis seminosa (Bassett, 1890) Callirhytis serricornis (Weld, 1952) - Kernel flower gall wasp Callirhytis subcostata Weld, 1952 Callirhytis tobiiro Ashmead, 1904 Callirhytis tubicola (Osten Sacken, 1861) Callirhytis turnerii (Ashmead, 1887)