. . "From 500 to 570 million years ago" . . "All trilobites from the type collection of Euagnostus opimus are described or redescribed and evaluated. Also type specimens of Baltognostus damesi from Manchuria are redescribed and refigured for comparison with Baltognostus Australis, and a lectotype for Baltognostus damesi is designed." . . . "Revision of a late middle Cambrian trilobite faunule from northwestern Queensland"@en . . "Revision of a late Middle Cambrian trilobite faunule from northwestern Queensland" . . . . . . . . . . . . "Electronic books"@en . . . . "All trilobites from the type collection of Euagnostus opimus are described or redescribed and evaluated. Also type specimens of Baltognostus damesi from Manchuria are redescribed and refigured for comparison with Baltognostus Australis, and a lectotype for Baltognostus damesi is designed."@en .