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Polychaeta taxon details

Pseudexogone backstromi Augener, 1922

331379  (urn:lsid:marinespecies.org:taxname:331379)

accepted
Species
marine, brackish, fresh, terrestrial
recent only
Augener, H. (1922). Litorale Polychaeten von Juan Fernandez. pp. 161-218. IN: Skottsberg, C. (Ed.). The Natural History of Juan Fernandez and Easter Island. Volume 3. Zoology. Part II. Almqvist & Wiksells, Uppsala., available online at http://www.biodiversitylibrary.org/item/91170#page/187/mode/1up
page(s): 192-194, text-fig. 7a-c, plate 7 figs. 4, 4a, 4b [details]   
Type locality contained in Juan Fernandez Islands  
type locality contained in Juan Fernandez Islands [details]
Note Másatierra (= Robison Crusoe) Island, Juan...  
From editor or global species database
Type locality Másatierra (= Robison Crusoe) Island, Juan Fernández Archipelago (Chile), Pacific Ocean (gazetteer estimate -33.63º, -78.82º), 30-45 m, from a dead hydroid theca in a sample of calcareous algae.  [details]
Type material ''The type specimen of the type species was not deposited in Sweden, although it was collected during a Swedish expediton, nor in Hamburg, where Augener lived. Museum curators were unable to find it, therefore the type and only specimen is being regarded as lost.'' (Salazar-Vallejo et al., 2007: 539). [details]
Depth range 20.1-63.7 m.  
Depth range 20.1-63.7 m. [details]

Distribution Pacific Ocean: Juan Fernández Archipelago (off Chile); Oahu Island (Hawaii).   
Distribution Pacific Ocean: Juan Fernández Archipelago (off Chile); Oahu Island (Hawaii).  [details]

Etymology The species is named in honour of Dr. Kåre Bäckström (18??-19??), Swedish zoologist from Stockholm, PhD in 1924 on the...  
Etymology The species is named in honour of Dr. Kåre Bäckström (18??-19??), Swedish zoologist from Stockholm, PhD in 1924 on the brain morphology of selachians, and who took part in the Swedish Pacific Expedition 1916-1917 to Chile, Easter Island, and Juan Fernández Archipelago, as responsible for the zoological and entomological collections. The type material of the new species was collected during this expedition. [details]
Read, G.; Fauchald, K. (Ed.) (2018). World Polychaeta database. Pseudexogone backstromi Augener, 1922. Accessed at: http://www.marinespecies.org/polychaeta/aphia.php?p=taxdetails&id=331379 on 2018-05-20
Date
action
by
2008-03-17 10:44:16Z
created
2008-03-26 11:36:43Z
changed

original description Augener, H. (1922). Litorale Polychaeten von Juan Fernandez. pp. 161-218. IN: Skottsberg, C. (Ed.). The Natural History of Juan Fernandez and Easter Island. Volume 3. Zoology. Part II. Almqvist & Wiksells, Uppsala., available online at http://www.biodiversitylibrary.org/item/91170#page/187/mode/1up
page(s): 192-194, text-fig. 7a-c, plate 7 figs. 4, 4a, 4b [details]   

redescription Salazar-Vallejo, Sergio; Bailey Brock, Julie H.; Dreyer, Jennifer C. (2007). Revision of Pseudexogone Augener, 1922 (Annelida, Polychaeta, Syllidae), and its transfer to Pilargidae. Zoosystema. 29(3): 535-553., available online at http://sciencepress.mnhn.fr/en/periodiques/zoosystema/29/3/revision-de-pseudexogone-augener-1922-annelida-polychaeta-syllidae-et-son-transfert-dans-les-pilargidae
page(s): 539-542, figs. 1-2 [details]   
 
 Present  Inaccurate  Introduced: alien 
 

Nontype WRRC unnumbered, locality Oahu Island (off Barber's Point, Oahu, Hawaii, Pacific Ocean, sta. ZR1 (21º16'53.5''N, 158º01'30.3''W); 63.7 m) [details]
Nontype WRRC unnumbered, locality Oahu Island (off Mamala, Oahu, Hawaii, Pacific Ocean, sta. 26 (21º17'35''N, 157º56'49''W); 32.9 m) [details]
Nontype WRRC unnumbered, locality Oahu Island (off Mamala, Oahu, Hawaii, Pacific Ocean, sta. 27 (21º17'38.2''N, 157º55'31.8''W); 20.1 m) [details]
From editor or global species database
Depth range 20.1-63.7 m. [details]

Distribution Pacific Ocean: Juan Fernández Archipelago (off Chile); Oahu Island (Hawaii).  [details]

Etymology The species is named in honour of Dr. Kåre Bäckström (18??-19??), Swedish zoologist from Stockholm, PhD in 1924 on the brain morphology of selachians, and who took part in the Swedish Pacific Expedition 1916-1917 to Chile, Easter Island, and Juan Fernández Archipelago, as responsible for the zoological and entomological collections. The type material of the new species was collected during this expedition. [details]

Habitat Sublittoral rocky bottoms, on calcareous algae. [details]

Type locality Másatierra (= Robison Crusoe) Island, Juan Fernández Archipelago (Chile), Pacific Ocean (gazetteer estimate -33.63º, -78.82º), 30-45 m, from a dead hydroid theca in a sample of calcareous algae.  [details]

Type material ''The type specimen of the type species was not deposited in Sweden, although it was collected during a Swedish expediton, nor in Hamburg, where Augener lived. Museum curators were unable to find it, therefore the type and only specimen is being regarded as lost.'' (Salazar-Vallejo et al., 2007: 539). [details]