†Hilarisirex Takemura and Nakaseko 1982
Click image to enlarge. Click to access iDigBio record.
Polycystinea - Nassellaria - Hilarisiregidae
Parent taxon: Hilarisiregidae according to D. M. Hull 1997
Sister taxon: Diceratigalea
Subtaxa: Hilarisirex oregonensis Hilarisirex quadrangularis
Distribution:
• Jurassic of Italy (2 collections), Japan (5), United States (3: California, Oregon)
Total: 10 collections including 12 occurrences
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.