ecofactbook
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species
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Animalia
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Arthropoda
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Trilobita
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Ptychopariida
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Crepicephalidae
/
Crepicephalina
/
Crepicephalina carinata
Crepicephalina convexus
Crepicephalina mukdensis
Crepicephalina offula
Crepicephalina pergranosa
Crepicephalina quadrata
Crepicephalina tenuicaudatus
Crepicephalina transversa
Crepicephalina vesta
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