Species list, Checklist of Infraorder Elateriformia for Downsville (Washington County, Maryland, USA)

Ants	Arachnids
Bees	Beetles
Booklice	Bugs
Bumblebees	Butterflies
Cicadas	Crane flies
Dragonflies	Earwigs
Flies	Isopods
Locusts	Mantises
Mayflies	Mosquitoes
Myriapods	Net-winged
Plant-parasitic	Scorpion flies
Termites	Wasps

Taxonomy & Distribution
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INSECTOIDGERENGDARK LIGHT

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Checklist for Infraorder Elateriformia Crowson, 1960
and region Downsville (Washington County, Maryland, USA)

Class	Insecta Linnaeus, 1758 Insects, True insects	7 10 10	Families Genera Species	Taxom
Subclass	Pterygota Lang, 1888 Winged insects	7 10 10	Families Genera Species	Taxom
Infraclass	Neoptera van der Wulp, 1890 Modern Wing-folding insects	7 10 10	Families Genera Species	Taxom
Superorder	Holometabola Heider, 1889 Holometabolous Insects	4 6 7	Families Genera Species	Taxom
Order	Coleoptera Linnaeus, 1758 Beetles, Coleopterans	2 4 4	Families Genera Species	Taxom
Suborder	Polyphaga Emery, 1886 Polyphags	2 4 4	Families Genera Species	Taxom
Infraorder	Elateriformia Crowson, 1960	2 4 4	Families Genera Species	Taxom

List of families for Downsville
2 Families width 4 Species

Elmidae Curtis, 1830	Drive beetles	3	Species	Taxom
Psephenidae Lacordaire, 1854	Water pennies	1	Species	Taxom

Genera for Downsville
4 Genera with 4 Species

Optioservus Sanderson, 1863	1	Species	Taxom
Oulimnius des Gozis, 1866	1	Species	Taxom
Psephenus Haldeman, 1844	1	Species	Taxom
Stenelmis Dufour, 1824	1	Species	Taxom

Species list for Downsville
4 Species

Optioservus (Optioservus) ovalis LeConte, 1863
Oulimnius latiusculus LeConte, 1866
Psephenus herricki Dekay, 1844	Echo Cave Beetle
Stenelmis crenata Say, 1824

Subnodes of Elateriformia with occurrences in Downsville

Superfamily

Dryopoidea
Hunt & al., 2007

2
4
4

Families
Genera
Species

Taxom

Links, sources and further information

Elateriformia at itis.gov