Figure 7 from: Oliva A (2012) A new species of Oxelytrum Gistel (Coleoptera, Silphidae) from southern Argentina, with a key to the species of the genus. ZooKeys 203: 1-14. https://doi.org/10.3897/zookeys.203.2837

Figure 7 - Oxelytrum apicalis and Oxelytrum lineatocolle, male genitalia. A Oxelytrum apicalis, male genitalia in dorsal aspect, showing median lobe shorter than paramera, acuminate to a narrowly rounded apex. Scale bar = 0,5 mm. B Idem, lateral aspect. Scale bar = 0, 5 mm. C Idem, apex of median lobe in lateral aspect, showing angular ventral ridge D Oxelytrum lineatocolle, male genitalia in dorsal aspect, showing broad median lone with bifid apex. Scale bar = 1 mm.