Haplomylus speirianus (extinct ungulate)
Variant names: Hyopsodus speirianus, Microsyops speirianus

Abundance: 3.03 to 9.71% (median 6.78%)

Latitudinal range: 41.5° to 44.8°

Habitats: (3) only

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Found in 3 samples

United States: UMMP SC-4 (Early Eocene), UMMP SC-54 (Early Eocene), Cooper Creek (Early Eocene)

See also Haplomylus, Haplomylus palustris, Haplomylus simpsoni