Protozoa - Latentifistularia - Tetratormentidae
Synonyms: Archaeopyramisa Cheng 1986, Tetracircinata Nazarov and Ormiston 1984, Tetraspongoactinia Won 1998
Parent taxon: Tetratormentidae according to P. Noble et al. 2017
See also De Wever et al. 2001 and Sepkoski 2002
Sister taxa: Mostlerispongus, Quadrilobata, Tetratormentum
Subtaxa: Archaeopyramisa concava Archaeopyramisa convexa Archaeopyramisa globosa Archaeopyramisa haeckeli Archaeopyramisa robusta Archaeopyramisa talihinaensis Tetracircinata reconda Tetragregnon iowaensis Tetragregnon japonicum Tetragregnon longispinatum Tetragregnon nitidus Tetragregnon pyramidatus Tetragregnon scalpratus Tetragregnon sphaericus Tetragregnon sycamorensis Tetragregnon tunicatus Tetragregnon vimineum Tetraspongoactinia holdsworthi
Type: Tetragregnon sycamorensis
Ecology: passively mobile planktonic omnivore
Distribution:
• Permian of China (20 collections), Japan (1)
• Carboniferous of Germany (1)
Total: 22 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.