Checklist for Infraorder Astacidea Latreille, 1802 (Crayfish) and region Lexington (Middlesex County, Massachusetts, USA)
Class | Malacostraca Latreille, 1802 Higher Crustaceans, Malacostracans | 9 11 11 | Families Genera Species | Taxom | Subclass | Eumalacostraca Grobben, 1892
| 9 11 11 | Families Genera Species | Taxom | Superorder | Eucarida Calman, 1904
| 3 4 4 | Families Genera Species | Taxom | Order | Decapoda Latreille, 1802 Crabs, Crayfishes, Decapod, Decapods, Lobsters, Prawns | 3 4 4 | Families Genera Species | Taxom | Suborder | Pleocyemata Burkenroad, 1963
| 3 4 4 | Families Genera Species | Taxom | Infraorder | Astacidea Latreille, 1802 Crayfish, Crayfishes and Lobsters, Lobsters | 1 2 2 | Family Genera Species | Taxom |
List of families for Lexington (Middlesex County Massachusetts) 1 Family width 2 Species
Genera for Lexington (Middlesex County Massachusetts) 2 Genera with 2 Species
Species list for Lexington (Middlesex County Massachusetts) 2 Species
Subnodes of Astacidea with occurrences in Lexington (Middlesex County Massachusetts)
Links, sources and further information Astacidea at artfakta.se Astacidea at biodiversity.org.au Astacidea at dyntaxa.se Astacidea at itis.gov Astacidea at marinespecies.org
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