- trilobites,
except in some
Cambrian Corynexochida such as
Oryctocephalus and
Fieldaspis.
Thorax consists of 19–21 segments; axis
about as wide as each of the...
- (=Cyclolorenzellina)
Fengtienia Fenniops Ferenepea Ferralsia Feruminops Fialoides Fieldaspis Finecrestia Fissanomocarella Fissocephalus Flabellocephalus Flectihystricurus...
- Albertelloides, Chuchiaspis, Danjiangella, Delamarina, Eozacanthoides,
Fieldaspis, Mendogaspis, Mexicaspis, Micmaecopsis, Panxinella, Paralbertella, Parkaspis...
- †Fenestrocyathus †Ferganella †Ferganella
borealis †
Fieldaspis †
Fieldaspis bilobata †
Fieldaspis celer †
Fieldaspis superba †Fimbrinia †Fimbrinia
plummeri †Finkelnburgia...
- Albertelloides, Chuchiaspis, Danjiangella, Delamarina, Eozacanthoides,
Fieldaspis, Mendogaspis, Mexicaspis, Micmaecopsis, Panxinella, Paralbertella, Parkaspis...
- K L M N O P Q R S T U V W X Y Z †Fallotaspis †Favosites †Fenestella †
Fieldaspis †Fluctuaria †Fomichevella †Fomichevella
major – or
unidentified comparable...
- Blue
Cliffs Formation Greenland A
member of the
family Bolaspididae.
Fieldaspis?
iubilaei Sp. nov
Valid Peel
Cambrian (Wuliuan) Telt Bugt
Formation Greenland...
