Species list, Checklist of Suborder Asaphina ♰ for Three Rivers (Hertfordshire, United Kingdom)

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

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Checklist for Suborder Asaphina Fortey & Chatterton, 1988
and region Three Rivers (Hertfordshire, United Kingdom)

Class	Trilobita ♰ Walch, 1771 Trilobites	5 5 4	Families Genera Species	Taxom
Order	Asaphida ♰ Salter, 1864	2 2 2	Families Genera Species	Taxom
Suborder	Asaphina ♰ Fortey & Chatterton, 1988	2 2 2	Families Genera Species	Taxom

List of families for Three Rivers
2 Families width 2 Species

Trinucleidae Hawle & Corda, 1847		1	Species	Taxom
Asaphidae Burmeister, 1843		1	Species	Taxom

Genera for Three Rivers
2 Genera with 2 Species

Cryptolithus Green, 1878		1	Species	Taxom
Isotelus Dekay, 1824		1	Species	Taxom

Species list for Three Rivers
2 Species

Cryptolithus bellulus ♰ Ulrich, 1878
Isotelus gigas ♰ Dekay, 1824

Subnodes of Asaphina with occurrences in Three Rivers

Superfamily	Asaphoidea ♰ Burmeister, 1843	1 1 1	Family Genus Species	Taxom
Superfamily	Trinucleioidea ♰ Delo, 1935	1 1 1	Family Genus Species	Taxom