Feldmannia irregularis   (Kutzing) G. Hamel,  1939 (Algae)
Organism information awaits expert curation
Class: Phaeophyceae

Image copyrights: KU-MACC

Color: Yellow brown

Thalli filamentous, irregularly branched, forming dense tufts, 1-2 cm high, spreading at the bases, attaching by several branching rhizoidal filaments. The main filament about 35-40 µm diameter, cells ½ -2 diameter long. Branches about 25-30 µm diameter, slightly constricted at cross walls, tapering above, usually recurved, ending in short or long colorless hairs. Meristematic regions mostly at the bases of the branches. Cells with discoid chromatophores. Plurangia ovoid to conical, sessile or sometimes shortly pedicellate, 65-70 µm long, 25-30 µm diameter at the base. Unangia ovoid, about 20-25 µm long, 15-20 µm diameter.

Synonym (s)
Ectocarpus arabicus Kutzing, 1855
(Heterotypic synonym)
Ectocarpus mucronatus De A.Saunders, 1898
(Heterotypic synonym)
Ectocarpus irregularis Kutzing, 1845
(Homotypic synonym)
Feldmannia irregularis (Kutzing) G. Hamel, 1939
Giffordia irregularis (Kutzing) Joly, 1965
(Homotypic synonym)
Ectocarpus arabicus Figari & De Notaris, 1853
(Heterotypic synonym)
Ectocarpus simpliciusculus var. vitiensis Askenasy, 1888
(Heterotypic synonym)
Hincksia irregularis (Kutzing) Amsler, 1991
(Homotypic synonym)
Ectocarpus coniger var. arabicus Nasr, 1941
(Heterotypic synonym)
Ectocarpus conifer Borgesen, 1914
Giffordia conifera (Borgesen) E. R. Taylor, 1960
Ectocarpus coniger Borgesen, 1935
(Heterotypic synonym)
Ectocarpus nanus Levring, 1938
(Heterotypic synonym)

Common Name (s)
Economic Importance and Threats

Habitat:  Rocky, Coastal


• Tamil Nadu, Pamban (Lat: 9.29) (Long: 79.21) INDIA
• Maharashtra, Mumbai (Lat: 18.98) (Long: 72.83) INDIA
• Maharashtra INDIA
• Tamil Nadu, Mandapam INDIA
• Tamil Nadu, Pamban INDIA
• Maharashtra, Mumbai INDIA
• Tamil Nadu, Tiruchendur INDIA
• Tamil Nadu, Chennai INDIA

Literature Source(s)
  • Hussain, SM Brief report on biodiversity in the coastal areas of Pakistan p 113
  • (2006) Algaebase Available at - http://www.algaebase.org/
  • Wynne, MJ and Jupp, BP (1998) The benthic marine algal flora of the Sultanate of Oman: new records Botanica Marina Walter de Gruyter 41 40008 Available at - NIO, Goa
  • Sahoo, D; Nivedita and Debasish (2001) Seaweeds of Indian coast S. B. Nangia, A. P. H. Publishing Corporation, New Delhi 283 pp Available at - NIO, Goa
  • Jassund, E (1977) Marine algae in Tanzania VIII Botanica Marina Walter de Gruyter, Berlin 20 509-520 Available at - NIO, Goa
  • Eric, C; Frederik, L;, Heroen, V; de Olivier, C; Tom, S; de Thomas, V and Marie, D (2004) The marine green and brown algae of Rodrigues (Mauritius, Indian Ocean) Journal of Natural History 38 2959-3020
  • Oza, RM and Zaidi, SH (2001) A revised checklist of Indian marine algae Available at - NIO, Goa
  • Society for the Management of European Biodiversity Data (2009) World Register of Marine Species (WoRMS) Available at - http://www.marinespecies.org
  • Silva, PC; Basson, PW and Moe, RL (1996) Catalogue of the benthic marine algae of the Indian Ocean University of California Press 79 1259 pp Available at - NIO, Goa
  • Kobe University Macroalgal Culture Collection Available at - http://www.research.kobe-u.ac.jp/rcis-ku-macc/
  • Sundaram, KS; Sarvesan, R; Mohamed, KH and Shanbhogue, SL (1969) Catalogue of molluscs, prawns, stomatopods and marine algae in the reference collections of the central marine fisheries research institute Bulletin Of Central Marine Fisheries Research Institute CMFRI, Cochin 9 1-52 Available at - http://eprints.cmfri.org.in/570/1/Bulletin_9.pdf
  • Tseng, CK (Ed.) (1983) Common seaweeds of China Science Press 316 pp Available at - NIO, Goa
  • James, PSBR (1987) Distribution of the important Indian marine algae Seaweed research and utilization in India Bulletin Of Central Marine Fisheries Research Institute CMFRI, Cochin 41 100-111 Available at - http://eprints.cmfri.org.in/8209/1/Bulletin_No_41.pdf

Page last updated on:2011-06-20

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