Fig. 1: Images of virions.

A Icosahedral virions structures determined by cryo-electron microscopy. PBCV-1 capsid (adapted from EMD-5384125 with permission), faustovirus outer (EMD-8144) and inner (EMD-8145) capsids103, melbournevirus capsid adapted from EMD-37169126 with permissions, pacmanvirus capsid (adapted with permission from ref. 106), medusavirus capsid (adapted form EMD-32073127 with permission), CroV capsid (adapted from EMD-8748128 with permission), mimivirus capsid (adapted with permission fromEMD-5039129). B Scanning electron microscopy images of some non-symmetrical virions. Pithovirus85, pandoravirus68 mollivirus95 and tupanvirus28 (courtesy from J. Abrahão).