Confocal data of Alloterocucus atratus, holotype, NIGP180056

This dataset contains the raw confocal laser scanning microscopy (CLSM) slices for the holotype of <em>Alloterocucus atratus</em> (NIGP180056) from mid-Cretaceous Burmese amber. This dataset is associated with the publication "An enigmatic beetle with affinity to Lamingtoniidae in mid-Cretaceous amber from northern Myanmar (Coleoptera: Cucujoidea)" (DOI:10.3389/fevo.2022.972343). Confocal images were obtained with a Zeiss LSM710 confocal laser scanning microscope, using the 488 nm (Argon) laser excitation line. The original CZI files are provided, which could be opened by the ZEISS ZEN software.