Rhynchonellata - Athyridida - Neoretziidae
Alternative combination: Hustedia trigonalis
Full reference: G. H. Girty. 1908. The Guadalupian fauna. United States Geological Survey Professional Paper 58:1-651
Belongs to Thedusia according to T. A. Grunt 1986
See also Cooper and Grant 1976
Sister taxa: Thedusia angustata, Thedusia biconvexa, Thedusia bucrenata, Thedusia dischides, Thedusia discissa, Thedusia emarginata, Thedusia latisulcata, Thedusia magna, Thedusia mesocostata, Thedusia paucicostata, Thedusia procera, Thedusia ventricosa
Type specimen: USNM 118616a, a shell (Articulated shell)
Ecology: stationary low-level epifaunal suspension feeder
Distribution:
• Permian of United States (32: Texas collections)
Total: 32 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.