Glossary entry - List of taxa
Arthropoda - arthropods > Merostomata > Xiphosura - Horseshoe crabs > Euproopidae
Prolimulus woodwardi Frič, 1899
Chordata - chordates > Chondrichthyes - cartilaginous fishes > Xenacanthida > Xenacanthidae
Xenacanthus bohemicus (Fritsch, 1889)
Monilophyta - ferns and horsetails > Marattiopsida > Marattiales > Marattiaceae
Acitheca ambigua (Sternb.) Němejc