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
Browser for Arthropods
Region search
Continents
Phanerozoic
Paleozoic
Ordovician
Middle Ordovician
Countries
Canada
Estonia
Norway
Russia
Sweden
USA
INSECTOID
GER
ENG
DARK
LIGHT
Home
Arthropoda
Imprint
Contact
TOP
TAX
FAM
GEN
SPE
SUB
⌕
Checklist for Subfamily
Perspicillinae
Schallreuter, 1967
and region
Middle Ordovician
(Ordovician)
Class
Ostracoda
Latreille, 1802
Mussel shrimps, Ostracods, Seed Shrimps
27
105
71
Families
Genera
Species
Taxom
Order
Beyrichicopida
Pokorny, 1954
14
44
39
Families
Genera
Species
Taxom
Suborder
Palaeocopa
Henningsmoen, 1953
6
31
32
Families
Genera
Species
Taxom
Superfamily
Hollinacea
Swartz, 1936
2
20
23
Families
Genera
Species
Taxom
Family
Tetradellidae
Swartz, 1936
13
13
Genera
Species
Taxom
Subfamily
Perspicillinae
Schallreuter, 1967
2
4
Genera
Species
Taxom
Genera for Middle Ordovician
2 Genera with
4 Species
Oecematobolbina
Jaanusson, 1957
2
Species
Taxom
Sigmobolbina
Henningsmoen, 1957
2
Species
Taxom
Species list for Middle Ordovician
4 Species
Oecematobolbina nitens
Jaanusson, 1957
Oecematobolbina varicata
Harris, 1957
Sigmobolbina pentagona
Jaanusson, 1957
Sigmobolbina sigmoidea
Jaanusson, 1957