Polychaeta name details
Syntype NHMUK 1961.16.59-60, geounit Simon's Town [details]
From editor or global species database
Depth range Intertidal. [details]
Distribution Atlantic coast of South Africa (Simonstown, Western Cape Province). [details]
Etymology Not stated. The specific epithet magnus is a Latin adjective meaning 'large', 'big' or 'great', and presumaly refers to the size of the syntypes, with the largest anterior fragment being described as being 70 mm long, 4.5 mm wide at the 20th segment and having 105 segments, while ''Most species of the genus Spio are small (ca. 20 mm.)'' (Day, 1955: 413). [details]
Habitat Intertidal sea shore. [details]
Taxonomy Moved to different genus. [details]
Type locality Simonstown (= Simon's Town), Western Cape Province, South Africa, Atlantic Ocean (gazetteer estimate -34.19°, 18.43°), intertidal, sea shore. [details]
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