N|T|P|R|B|L |
|
|
†Acernaspis (Genus) Campbell, 1967 (arthropod) [unverified] |
N|T|P|R|B|L |
|
|
†Acernaspis copperi (Species) Chatterton & Ludvigsen, 2004 (arthropod) [unverified] |
N|T|P|R|B|L |
|
|
†Acernaspis elliptifrons (Species) (Esmark, 1833) (arthropod) [unverified] |
N|T|P|R|B|L |
|
|
†Acernaspis khatangensis (Species) (Weber, 1951) (arthropod) [unverified] |
N|T|P|R|B|L |
|
|
†Acernaspis nanus (Species) (Maksimova, 1962) (arthropod) [unverified] |
N|T|P|R|B|L |
|
|
†Acernaspis orestes (Species) (Billings, 1860) (arthropod) [unverified] |
N|T|P|R|B|L |
|
|
†Acernaspis sufferta (Species) (Lamont, 1947) (arthropod) [unverified] |
N|T|P|R|B|L |
|
|
†Acernaspis superciliexcelsis (Species) Howells, 1982 (arthropod) [unverified] |
N|T|P|R|B|L |
|
|
†Acernaspis woodburnensis (Species) Clarkson et al., 1977 (arthropod) [unverified] |
N|T|P|R|B|L |
|
|
†Acernaspis xynon (Species) Howells, 1982 (arthropod) [unverified] |