Holostrophini Nikitsky, 1998

Soriano, Carmen, Pollock, Darren, Néraudeau, Didier, Nel, Andre & Tafforeau, Paul, 2014, First fossil record of polypore fungus beetles from Lower Cretaceous amber of France, Acta Palaeontologica Polonica 59 (4), pp. 941-946 : 942

Tribe Holostrophini Nikitsky, 1998 Genus Synchrotronia Soriano and Pollock nov.

Etymology: After the European Synchrotron Radiation Facility in Grenoble, where the specimen was detected and reconstructed. This specimen is the first one ever discovered in opaque amber using a synchrotron.

Type species: Synchrotronia idinineteena Soriano and Pollock sp. nov. here designated by monotypy.

Diagnosis.—Eyes widely separated, distance between them greater than diameter of single eye, slightly emarginate around antennal insertion; antennae elongate, extended posteriorly well beyond posterior pronotal margin, antennomeres 4–10 distinctly triangular, longer than wide, subequal in width, without distal club; prosternal process elongate, narrowed and rounded posteriorly, extended to midlength of mesoventrite, received in concavity on mesoventrite; tibiae simple, without series of transverse furrows; dorsal body surface seemingly glabrous, without obvious deep, coarse punctation or striation; base of pronotum without distinct pair of impressions.