Figure 3. A–C in How long can insect species exist? Evidence from extant and fossil Micromalthus beetles (Insecta: Coleoptera)

Figure 3. A–C, photographs of heads of Dominican amber specimens of Micromalthus from the Poinar collection. A, coll.no. C 7-191°.B, coll.no. C 7-191B. C, coll.no. C 7-191C. D, scanning electron micrograph of left antenna of extant specimen of Micromalthus debilis, dorsal view.