Checklist for Infraclass Helminthomorpha Pocock, 1887 and region Marshall (Allegheny County, Pennsylvania, USA)
List of families for Marshall (Allegheny County) 5 Families width 4 Species
Genera for Marshall (Allegheny County) 6 Genera with 4 Species
Species list for Marshall (Allegheny County) 4 Species
Subnodes of Helminthomorpha with occurrences in Marshall (Allegheny County)
Links, sources and further information Helminthomorpha at artfakta.se Helminthomorpha at itis.gov Helminthomorpha at marinespecies.org
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