World list of Tardigrada
WoRMS taxon details
Actinarctus physophorus Grimaldi de Zio, D'Addabbo Gallo, Morone de Lucia, Vaccarella & Grimaldi, 1982
136682 (urn:lsid:marinespecies.org:taxname:136682)
accepted
Species
marine
Grimaldi de Zio, S.; D'Addabbo Gallo, M.; Morone de Lucia, M. R.; Vaccarella, R.; Grimaldi, P. (1982). Quattro nuove specie di Halechiniscidae rinvenute in due grotte sottomarine dell'Italia meridionale. (Tardigrada: Heterotardigrada). [Four new species of marine Tardigrada found in two submarine caves of South Italy (Tardigrada: Heterotardigrada)]. <em>Cahiers de Biologie Marine.</em> 23, 415–426. (look up in IMIS) [details] Available for editors 
[request]
[request]
Type locality contained in Italian part of the Tyrrhenian Sea
, Note Type material repository not reported
type locality contained in Italian part of the Tyrrhenian Sea [details]
From editor or global species database
Type material Type material repository not reported [details]
Distribution This intertidal-subtidal species is known mainly from the Mediterranean region although it has also
been reported from the...
been reported from the...
Distribution This intertidal-subtidal species is known mainly from the Mediterranean region although it has also
been reported from the deep subtidal zone in the Atlantic Ocean. This is
an interstitial species found mainly in sand or gravel. [details]
been reported from the deep subtidal zone in the Atlantic Ocean. This is
an interstitial species found mainly in sand or gravel. [details]
Guidetti, R.; McInnes, S.J.; Kristensen, R.M. (2025). World List of Tardigrada. Actinarctus physophorus Grimaldi de Zio, D'Addabbo Gallo, Morone de Lucia, Vaccarella & Grimaldi, 1982. Accessed through: World Register of Marine Species at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=136682 on 2025-05-01
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Nomenclature
original description
Grimaldi de Zio, S.; D'Addabbo Gallo, M.; Morone de Lucia, M. R.; Vaccarella, R.; Grimaldi, P. (1982). Quattro nuove specie di Halechiniscidae rinvenute in due grotte sottomarine dell'Italia meridionale. (Tardigrada: Heterotardigrada). [Four new species of marine Tardigrada found in two submarine caves of South Italy (Tardigrada: Heterotardigrada)]. <em>Cahiers de Biologie Marine.</em> 23, 415–426. (look up in IMIS) [details] Available for editors [request]
basis of record van der Land, J. (2001). Tardigrada, <B><I>in</I></B>: Costello, M.J. <i>et al.</i> (Ed.) (2001). <i>European register of marine species: a check-list of the marine species in Europe and a bibliography of guides to their identification. Collection Patrimoines Naturels,</i> 50: pp. 236 (look up in IMIS) [details]
[request]basis of record van der Land, J. (2001). Tardigrada, <B><I>in</I></B>: Costello, M.J. <i>et al.</i> (Ed.) (2001). <i>European register of marine species: a check-list of the marine species in Europe and a bibliography of guides to their identification. Collection Patrimoines Naturels,</i> 50: pp. 236 (look up in IMIS) [details]
Other
additional source
Degma, P.; Bertolani, R.; Guidetti, R. (2009-2016). Actual checklist of Tardigrada species. (Assessed 10/02/2017) pp. 46., available online at http://www.tardigrada.modena.unimo.it/miscellanea/Actual%20checklist%20of%20Tardigrada.pdf [details] 
Present Present in aphia/obis/gbif/idigbio Inaccurate Introduced: alien Containing type locality
From editor or global species database
Distribution This intertidal-subtidal species is known mainly from the Mediterranean region although it has alsobeen reported from the deep subtidal zone in the Atlantic Ocean. This is
an interstitial species found mainly in sand or gravel. [details]
Type material Type material repository not reported [details]
