Atyid shrimp (Typhlatya iliffei)

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Typhlatya iliffei
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Atyid shrimp fact file

Atyid shrimp description

KingdomAnimalia
PhylumArthropoda
ClassCrustacea
OrderDecapoda
FamilyAtyidae
GenusTyphlatya (1)

This small shrimp is whitish overall with some internal red pigment cells (chromatophores). The eyes are also pigmented and are directed upward through the orbit (eye socket). The walking legs are long and slender, and there is a long, simple, spine-like rostrum, but no spines exist on the smooth body surface (carapace) (2).

Size
Female carapace length: 6.3 - 6.5 mm (2)
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Atyid shrimp biology

Nothing is known about the biology of this species.

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Atyid shrimp range

Known only from Tucker’s Town Cave, Bermuda (2).

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Atyid shrimp habitat

Found in the brackish water of a sand and silt-bottomed pool in a single, anchialine, limestone cave. Specimens have been collected at a depth of 12 m (2).

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Atyid shrimp status

Classified as Critically Endangered (CR) on the IUCN Red List 2006 (1).

IUCN Red List species status – Critically Endangered

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Atyid shrimp threats

The threats to this atyid shrimp are unknown, but its confinement to just a single cave place it in an extremely vulnerable position in which habitat degradation or alteration could rapidly lead to its extinction (2).

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Atyid shrimp conservation

There are currently no conservation measures underway targeting this species.

View information on this species at the UNEP World Conservation Monitoring Centre.
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Find out more

For more information on this atyid shrimp see:

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Authentication

This information is awaiting authentication by a species expert, and will be updated as soon as possible. If you are able to help please contact: arkive@wildscreen.org.uk
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Glossary

Anchialine
Coastal bodies of standing waters that have no surface connections to the ocean but display both tidal fluctuations and salinity ranges characteristic of fresh and brackish waters, indicating the presence of subsurface connections to the watertable and ocean.
Chromatophores
Pigment-bearing cells.
Rostrum
Central, forward-projecting and occasionally long spine between the eyes of crustaceans.
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References

  1. IUCN Red List (January, 2007)
    http://www.iucnredlist.org
  2. Anchialine Caves and Cave Fauna of the World (February, 2007)
    http://www.tamug.edu/cavebiology/fauna/shrimp/T_iliffei.html
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Image credit

Typhlatya iliffei  
Typhlatya iliffei

© Dr. Thomas M. Iliffe

Dr. Thomas M. Iliffe
Department of Marine Biology
Texas A&M University at Galveston
5007 Ave. U
Galveston
TX
77551
United States of America
iliffe@cavebiology.com
http://www.cavebiology.com

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