Trilobita - Phacopida - Cheiruridae
Parent taxon: Cheirurinae according to Z. Kielan-Jaworowska et al. 1991
See also Jell and Adrain 2002, Owen 1981 and Sepkoski 2002
Sister taxa: Azyptyx, Ceraurinella, Ceraurinus, Leviceraurus, Paraceraurus
Subtaxa: Hadromeros clasonii Hadromeros elongatus Hadromeros keisleyensis Hadromeros subulatus Hadromeros toernquisti
Type: Cheirurus keisleyensis
Ecology: fast-moving low-level epifaunal carnivore
Distribution:
• Whitwellian of Canada (4: Northwest Territories collections)
• Silurian of Canada (20: Northwest Territories, Quebec), the Czech Republic (3), Greenland (1), the United Kingdom (6), United States (1: Wisconsin)
• Ordovician of China (2), Estonia (1), Ireland (1), Latvia (1), Norway (11), Sweden (11), the United Kingdom (3)
Total: 65 collections including 68 occurrences
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.