†family Poramborthidae Havlicek 1950 (lamp shell)
Rhynchonellata - Orthida - Poramborthidae
Parent taxon: Orthoidea according to A. Williams et al. 2000
Sister taxa: Anomalorthidae, Archaeorthidae, Bajanorthis, Bohemiellidae, Cathaysiorthidae, Glyptorthidae, Hesperonomiidae, Hesperorthidae, Lycophoriidae, Malinella, Nugnecella, Orthidae, Orthidiellidae, Ottadalenites, Plaesiomyidae, Productorthidae, Skenidioidae, Tarfayidae, Turarella, Whittardiidae, Zhejiangorthis, Dolerorthidae, Dinorthidae
Subtaxa: Poramborthis
Type: Poramborthis
Ecology: stationary epifaunal suspension feeder
Distribution:
• Tremadoc of the Czech Republic (5 collections)
Total: 5 collections including 7 occurrences