†Helaspis Imbrie 1959 (lamp shell)
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Strophomenata - Productida - Productellidae
Parent taxon: Productellinae according to A. Williams et al. 2000
See also Muir-Wood and Cooper 1960, Randle and Sansom 2017 and Sepkoski 2002
Sister taxa: Chattertonia, Gigantella, Productella, Sinoproductella, Spinulicosta, Stelckia
Subtaxa: none
Ecology: stationary low-level epifaunal suspension feeder
Distribution:
• Devonian of Germany (6 collections), United States (3: Michigan)
Total: 9 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
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