- Superfamily: †Eodiscoidea Family: †Yukoniidae S. Zhang, 1980
Genera Alaskadiscus S.
Zhang in W. Zhang, Lu et al., 1980
Egyngolia Korobov, 1980 (Atdabanian)...
- †Aechmina †Aechmina
cuspidata †Aechmina
ionensis †Agelacrinites †
Alaskadiscus †
Alaskadiscus subacutus †Allodesma – type
locality for
genus †Allodesma subellipti****...
-
dissimilis †Agelacrinus †Agelacrinus
cincinnatiensis †
Alaskadiscus †
Alaskadiscus cristatus †
Alaskadiscus subacutus †Allagecrinida †Alloprosallocrinus †Alloprosallocrinus...
- "Alaskodiscus, a New Name for The
Ordovician Bellerophontoidean Gastropod Alaskadiscus Rohr, Frýda and Blodgett, 2003".
Journal of Paleontology. 87 (1): 176...
-
lobatus †Ahrensisporites †Ahrensisporites
guerickei †
Alaskadiscus †
Alaskadiscus magnus †
Alaskadiscus subacutus †Alastega †Alastega
martini – type locality...
-
Bucania halli Hormotoma gracilis Sinuites cancellatus Eotomaria dryope Alaskadiscus disculus Cyrtostropha salteri canadensis Fusispira elongata F. angusta...
-
Akantharges Akbashichia Aksayaspis Aksuaspis Aktugaiella Alacephalus Alanisia Alaskadiscus Alaskalethe Alataupleura Alataurus Albansia Albertella Albertellina Albertelloides...
- †Ahrensisporites †Ahrensisporites
guerickei †Aipoceras –
tentative report †
Alaskadiscus †
Alaskadiscus magnus †Alatisporites †Alatisporites
trialatus †Alethopteris †Alethopteris...
- †Agaeoleptoptera
uniotempla – type
locality for
species †Ag****izocrinus †
Alaskadiscus †
Alaskadiscus subacutus – or
unidentified comparable form †Alethopteris †Alethopteris...
- "Alaskodiscus, a New Name for The
Ordovician Bellerophontoidean Gastropod Alaskadiscus Rohr, Frýda and Blodgett, 2003".
Journal of Paleontology. 87 (1): 176...
