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Asteroidea taxon details
Hydrasterias improvisus
(Ludwig, 1905)
AphiaID
255111
(urn:lsid:marinespecies.org:taxname:255111)
Classification
Biota
Animalia
Echinodermata
Asterozoa
Asteroidea
Ambuloasteroidea
Neoasteroidea
Forcipulatacea
Forcipulatida
Pedicellasteridae
Hydrasterias
Hydrasterias improvisus
Status
accepted
Rank
Species
Parent
Hydrasterias
Sladen, 1889
Original name
Pedicellaster improvisus
Ludwig, 1905
Synonymised names
Pedicellaster improvisus
Ludwig, 1905
·
unaccepted
Environment
marine,
brackish
,
fresh
,
terrestrial
Fossil range
recent only
Original description
(of
Pedicellaster improvisus
Ludwig, 1905
)
Ludwig, H. (1905). Asteroidea. <em>Memoirs of the Museum of Comparative Zoology at Harvard.</em> 32: vii-xii, 1-292+ plates.
,
available online at
http://biodiversitylibrary.org/page/28866803
page(s): 216
[details]
Taxonomic citation
Mah, C.L. (2025). World Asteroidea Database.
Hydrasterias improvisus
(Ludwig, 1905). Accessed at: https://www.marinespecies.org/asteroidea/aphia.php?p=taxdetails&id=255111 on 2026-03-03
Taxonomic edit history
Date
action
by
2007-12-30 03:30:36Z
created
Mah, Christopher
[taxonomic tree]
[clear cache]
Sources (2)
Documented distribution (1)
Attributes (3)
Links (1)
Images (1)
original description
(of
Pedicellaster improvisus
Ludwig, 1905
)
Ludwig, H. (1905). Asteroidea. <em>Memoirs of the Museum of Comparative Zoology at Harvard.</em> 32: vii-xii, 1-292+ plates.
,
available online at
http://biodiversitylibrary.org/page/28866803
page(s): 216
[details]
context source (Deepsea)
Intergovernmental Oceanographic Commission (IOC) of UNESCO. The Ocean Biogeographic Information System (OBIS)
,
available online at
http://www.iobis.org/
[details]
Present
Inaccurate
Introduced: alien
Containing type locality
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Definitions
To NMNH Extant Collection (Pedicellaster improvisus USNM 34433 - Fragments)
(from synonym
Pedicellaster improvisus
Ludwig, 1905
)
Unreviewed
To NMNH Extant Collection (Pedicellaster improvisus USNM 34433 - Fragments)
Hosted externally, from
synonym
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