Tardigrades of North Carolina
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Comments
Scientific Name:
Family:
BATILLIPEDIDAE
CALOHYPSIBIIDAE
DORYPHORIBIIDAE
ECHINISCIDAE
EOHYPSIBIIDAE
HALECHINISCIDAE
HYPSIBIIDAE
ISOHYPSIBIIDAE
ITAQUASCONIDAE
MACROBIOTIDAE
MICROHYPSIBIIDAE
MILNESIIDAE
MURRAYIDAE
PILATOBIIDAE
RAMAZZOTTIIDAE
RICHTERSIUSIDAE
STYGARCTIDAE
STYRACONYXIDAE
TANARCTIDAE
Order:
APOCHELA
"ARTHROTARDIGRADES"
ECHINISCOIDEA
PARACHELA
Class:
Heterotardigrada
Eutardigrada
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Microhypsibiidae Members:
Microhypsibius bertolanii
Microhypsibius n. species
7 NC Records
Microhypsibius bertolanii
Kristensen, 1982 - No Common Name
Habitus, PC
Taxonomy
Class:
Eutardigrada
Order:
Parachela
Family:
Microhypsibiidae
Checklist Number:
1460.0
Taxonomic Comments:
Morphologically indistinguishable from species first described in Greenland. DNA sequences are available in GenBank, but fresh specimens from the smokies are necessary for further comparison.
Species Notes:
Freshwater. Only reported from Smokies and Roan Mt. in US.
Identification
Online resources:
Online Photographs:
Google
,
GBIF
Species Description:
Smooth cuticle, eyes absent. The forehead is strongly bulging, with anterio-ventral buccal aperture. Mouth without lamellae or papillae. Buccal tube rather slender, with a thin reinforcement bar. Pharynx oval (10.4 x 8 microns), with apophyses and three macroplacoids respectively 0.9, 0.9, 1.5 microns long; the third macroplacoid terminates in a drop shape. Microplacoid present. Legs short, with very small claws.
-Ramazzotti & Maucci 1983
Body Length:
To 143 microns.
Key Characters:
Small ventral lamina, three macroplacoids and a microplacoid but no septulum.
Key Character Images
Head and buccal apparatus drawing from Ramazzotti & Maucci 1983
ID Requirements:
Identifiable only by close inspection of key characters or by DNA analysis.
Distribution in North Carolina
Distribution:
County Map:
Clicking on a county returns the records for the species in that county.
Dates:
High Mountains (HM) ≥ 4,000 ft.
Low Mountains (LM) < 4,000 ft.
Piedmont (Pd)
Coastal Plain (CP)
Click on graph to enlarge
Habitats and Life History
Habitats:
Freshwater streams.
Abundance:
Rare. This species makes up 0.48% of aquatic specimens collected in the Great Smoky Mountains National Park in Bartels' inventory.
Diet:
Probably herbivorous.
Reproduction:
Smooth eggs deposited in exuvium.
Observation Methods:
PC and DIC.
Wikipedia
Photo Gallery for
Microhypsibius bertolanii
- No common name
Photos: 6
Recorded by: Bartels on 2002-04-07
Haywood Co.
Comment: Habitus, PC
Recorded by: Bartels on 2002-04-07
Haywood Co.
Comment: Buccal apparatus, PC
Recorded by: Bartels on 2002-04-07
Haywood Co.
Comment: Claws IV, PC
Recorded by: Bartels on 2002-04-07
Haywood Co.
Comment: Habitus drawing Ramazzotti & Maucci 1983
Recorded by: Bartels on 2002-04-07
Haywood Co.
Comment: Buccal apparatus drawing from Ramazzotti & Maucci 1983
Recorded by: Bartels on 2002-04-07
Haywood Co.
Comment: Claw IV drawing Ramazzotti & Maucci 1983