- Shergoldia, Taipaikia, Tsinania, Zhujia.
Cheilocephalidae Aksayaspis,
Cheilocephalus, Emsurella, Lecanoaspis, Macelloura, Oligometopus, Parakoldinia, Pseudokingstonia...
- for
species †Chancelloria †Chancelloria
yorkensis †Chancia †
Cheilocephalus †
Cheilocephalus quadratus – type
locality for
species †Chonetes †Chonetes buttsi...
-
Aphelotoxon A.
lumaleasa Buttsia B.
drabensis Cernuolimbus C.
monilis Cheilocephalus C.
brachyops Cliffia C.
lataegenae C.
magnacilis Comanchia C. amplooculata...
- †Chariocephalus
whitfieldi †Chasmatopora †Chasmatopora
reticulata †
Cheilocephalus †
Cheilocephalus stcroixensis †Cheirocrinus †Chidleyenoceras †Chirognathus †Chirognathus...
- –
tentative report †Chazydictya †
Cheilocephalus †
Cheilocephalus brachyops †
Cheilocephalus brevilobus †
Cheilocephalus granulosus †Chonetes †Chonetes euampygus...
- †Centrotarphyceras
yellvillense †Ceratopea †Ceratopea
unguis †
Cheilocephalus †
Cheilocephalus brachyops †Cheirurus †Cheirurus
phollikodes – type locality...
- †Cavusgnathus
naviculus †Ceratopea †Ceratopea
sinclairensis †Ceratreta †
Cheilocephalus †
Cheilocephalus brevilobus †Cheiloceras †Cheiloceras
simplex †Chilotrypa – tentative...
- †Chaetetes
wyomingensis †Charactoceras –
tentative report †
Cheilocephalus †
Cheilocephalus delandi †Chirognathus †Chirognathus
alternata †Chirognathus...
-
Chattiaspis Chauffouraspis Chaunoproetoides Chaunoproetus (=Carnicia)
Cheilocephalus (=Pseudolisania; =Zhalangtania)
Cheiropyge (=Suturikephalion) Cheiruroides...
- †Cedarina
cordillerae †Cedarina
dakotaensis †Cedarina
dakotensis †
Cheilocephalus †
Cheilocephalus brevilobus †Cladodus – or
unidentified comparable form †Clelandia...
