Paralacydonia weberi   Horst,  1923 (Marine Worm)
Organism information awaits expert curation
Class: Polychaeta

Size: Length 25-35 mm by 4 mm, feet included.

Body flattened, square in section. Tentacles bi-annular. Eyes absent. The buccal segment and the first two setigerous ones bear, on their dorsal side, a transverse ridge shaped enlargement and constitute together a kind of shield provided with two shallow grooves behind the head. Dorsal ramus with a low, rounded, notched anterior lip; posterior lip without lobes; a short erect dorsal cirrus and a bundle of simple setae. Ventral ramus with a short rounded posterior lip, an anterior one bilobed, the upper lobe large, triangular erect, the inferior lobe smaller, rounded; a digitiform ventral cirrus, a fascicle of heteromorph compound bristles and no inferior simple setae. In the space between both foot lobes the border is densely beset with long cilia.

Synonym (s)
Paralacydonia mortenseni Augener, 1924
(Subjective synonym)
Paralacydonia weberi Horst, 1922
Paralacydonia mortenseni Augener, 1924

Common Name (s)
Economic Importance and Threats

Habitat:  Benthic


• Tamil Nadu, Parangipettai Coast (Lat: 11.48) (Long: 79.76) INDIA
• Tamil Nadu, Porto Novo INDIA

Literature Source(s)
  • Srikrishnadhas, B; Murugesan, P and Khan, SA (1998) Polychaetes of Parangipettai coast Annamalai University, Parangipettai 110 pp Available at - NIO, Goa
  • Society for the Management of European Biodiversity Data (2009) World Register of Marine Species (WoRMS) Available at -
  • Fauvel, P (1953) The fauna of India including Pakistan, Ceylon, Burma and Malaya: Annelida, Polychaeta The Indian press ltd., Allahabad 507 pp Available at - NIO, Goa
  • Srikrishnadhas, B; Ramamoorthi, K and Balasubrahmanyan, K (1987) Polychaetes of Porto Novo waters Journal of the Marine Biological Association of India The marine biological association of India 29(1&2) 134-139 Available at - NIO, Goa

Page last updated on:2011-04-12

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