Placodermi - Phlyctaeniiformes - Holonematidae
Parent taxon: Holonematidae according to R. van der Laan 2019
See also Denison 1978, Hay 1902, Jordan 1963, Sepkoski 2002 and Woodward 1891
Sister taxa: Belemnacanthus, Deirosteus, Deveonema, Gyroplacosteus, Megaloplax, Rhenonema, Tiaraspis, Tropidosteus
Subtaxa: Holonema arcticum Holonema farrowi Holonema haiti Holonema harmae Holonema horrida Holonema obrutshevi Holonema ornatum Holonema radiatum Holonema rugosa Holonema westolli
Type: Holonema rugosum
Ecology: nektonic carnivore
Distribution:
• Devonian of Australia (1 collection), Belarus (1), China (1), Estonia (4), Iran (2), Latvia (2), Poland (1), the United Kingdom (1), United States (6: Arizona, Michigan, Pennsylvania)
Total: 19 collections including 22 occurrences
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.