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Subgenera Cyrtolites (
Cyrtolites)
Cyrtolites (Cyrtonella)
Species Cyrtolites budleighensis,
Cyrtolites claysferryensis,
Cyrtolites craigensis,
Cyrtolites dilatus...
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superfamily Bellerophontoidea. P.
elegans Miller 1874 (syn.
Conradella elegans,
Cyrtolites elegans) is from the
Ordovician of Ohio.
Phragmolites bellulus, Phragmolites...
- Yet
quartz may
alter to
stishovite with
intense pressure, and
zircon to
cyrtolite (a
metamict zircon) with
amount of
radioactive components and time. In...
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together in
minerals such as zircon,
cyrtolite and baddeleyite.
Zircon contains 0.05% to 2.0%
hafnium dioxide HfO2,
cyrtolite with 5.5% to 17% HfO2 and baddeleyite...
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Other radioactive minerals found at this
locality include allanite,
cyrtolite (a uranium-thorium rich
variety of zircon), uranophane-α and uranophane-β...
- †Cyrtodonta
halli †Cyrtodontula †
Cyrtolites †
Cyrtolites claysferryensis †
Cyrtolites inornatum †
Cyrtolites ornatus †
Cyrtolites retrorsus †Cyrtospira †Cyrtospira...
- of
monoplacophorans in the
order Cyrtonellida.
Cloudia Cyclocyrtonella Cyrtolites Cyrtonellopsis Kolihadiscus Neocyrtolites Paracyrtolites Quasisinuites...
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parvibrachiatus †Cyclonema †Cydrocrinus †Cyphaspis †Cypricardinia †Cyrtoceras †
Cyrtolites †Cystodictya †Cystodictya
lineata †Decadocrinus †Declinognathodus †Declinognathodus...
- †Crania †Craniops †Culumbodina †Curtognathus †Cyclonema †Cyptendoceras †
Cyrtolites †Diplograptus †Ellesmeroceras †Endoceras †Erratencrinurus †Fayettoceras...
- †Crotalocrinites †Curtognathus †Cyathocrinites †Cyclonema †Cyphaspis †Cypricardinia †
Cyrtolites †Cyrtospirifer †Cyrtospirifer
whitneyi †Cystodictya †Dalmanites †Decadocrinus...
