†subfamily Tetralichinae Phleger 1936 (trilobite)

Trilobita - Lichida - Lichidae

Parent taxon: Lichidae according to A. W. Owen 1981

Sister taxa: Asawikwanabe, Basseiarges, Belenopyge, Echinolichinae, Eifliarges, Homolichinae, Huginarges, Jasperia, Lichinae, Metaleiolichas, Neolichas, Ohleum, Paraleiolichas, Platopolichas, Rhenarges, Rontrippia, Tairongia, Trochurinae

Subtaxa: Probolichas

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Ecology: fast-moving low-level epifaunal carnivore

Distribution:

• Ordovician of United States (8: Oklahoma, Virginia collections)

Total: 8 collections each including a single occurrence

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