Distribution Records
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Vetting Levels |
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Adult phenology:
High Mountains (HM) ≥ 4,000 ft.
Low Mountains (LM) < 4,000 ft.
Piedmont (Pd)
Coastal Plain (CP)
Click on graph to enlarge
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| synonym | |
| taxonomic_comments |
Synonym: Obisium brunneum.
12 species in the genus worldwide, 2 in the US, both occur in NC
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| id_comments |
ID the family by each leg with six segments, dentate inner margin on moveable finger of chelicera, and pleural membranes granular.
ID the genus by spinneret on moveable finger of chelicera is a rounded knob, four eyes, palpal chela with 3 trichobothria on moveable finger and 7 on fixed finger (Novobisium has 4 and 8, respectively).
M. brunneum is larger than M. parvulum, with different spacing of terminal trichobothrium.
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| total_length |
Body length 1.5 - 2 mm |
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| prey |
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| distribution_reference |
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| technical_reference |
Manley, G.V., 1969. A pictorial key and annotated list of Michigan pseudoscorpions (Arachnida: Pseudoscorpionida). Michigan Entomologist, 2, p.2-13.
Nelson, S.O., J., 1984. The genus Microbisium in North and Central America (Pseudoscorpionida, Neobisiidae). Journal of Arachnology, 12, p.341-350.
Buddle, C., 2010, Photographic key to the pseudoscorpions of Canada and the adjacent USA, Canadian Journal of Arthropod Identification, No. 10.
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| adult_id | 1 identifiable by photo 2 identifiable by photo of specific features and/or supplementary info 3 identifiable from specimen only |
| abundance |
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| distribution_comments |
Widespread east of the Great Plains, from the Carolinas north into Canada. |
checklist_mt_high
>=4,000 ft. | |
checklist_mt_low
<4,000 ft. | |
checklist_pd
Piedmont | |
checklist_cp
Coastal Plain | |
| habitat |
Sphagnum and other moist, boggy habitats |
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