Balanus trigonus Darwin, 1854

Shahdadi, Adnan, Sari, Alireza & Naderloo, Reza, 2014, A checklist of the barnacles (Crustacea: Cirripedia: Thoracica) of the Persian Gulf and Gulf of Oman with nine new records, Zootaxa 3784 (3), pp. 201-223 : 216-217

publication ID	https://doi.org/10.11646/zootaxa.3784.3.1
publication LSID	lsid:zoobank.org:pub:0264007A-B68D-49BB-A5EC-41373FF62ED3
DOI	https://doi.org/10.5281/zenodo.6143864
persistent identifier	https://treatment.plazi.org/id/094887F1-FFCA-D625-FF63-17C7FD12A3ED
treatment provided by	Plazi (2016-04-11 19:34:01, last updated 2024-11-29 10:40:31)
scientific name	Balanus trigonus Darwin, 1854
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( Figs 10 View FIGURE 10 a–g)

Material examined. ZUTC-cirri 1167, 1168, 1169, 1170, 1171, 1172, 1173.

Persian Gulf. Nilsson-Cantell (1938) from an unknown locality; Utinomi (1969) from Larak Island in Iran ( Fig. 1 View FIGURE 1 ); present study.

Gulf of Oman. Nilsson-Cantell (1938) from an unknown locality; present study.

General distribution and habitat. Cosmopolitan, ranging from tropical to temperate seas; fouling species on various substrata, littoral to sublittoral ( Jones et al. 2000; present study).

Descriptive features and remarks. Shell conic, with small triangle orifice. External surface of parietes ribbed, ribs white on red or pink field ( Figs 10 View FIGURE 10 e-g). Scutum externally with longitudinal rows of holes ( Figs 10 View FIGURE 10 b); tergum with spur wide ( Figs 10 View FIGURE 10 c, d). Largest specimen (ZUTC-cirri 1171) with basal diameter 17.56 mm, height 9.0 mm.

The specimens were collected from various substrata such as littoral rocks, mollusc shells and floating objects at Nayband (27° 23'N, 52° 39'E), Parsian (27° 02'N, 53° 16'E), Jask (25° 41'N, 57° 53' E), Chabahar (25° 19'N, 60° 37'E) and Gwatr (25° 08'N, 61° 27'E) ( Fig. 1 View FIGURE 1 ).

References

Darwin, C. (1854) A monograph on the Subclass Cirripedia, with figures of all the species. The Balanidae, the Verrucidae, etc. Ray Society, London, 684 pp.

Jones, D. S., Hewitt, M. A. & Sampey, A. (2000) A checklist of the Cirripedia of the South China Sea. The Raffles Bulletin of Zoology, Supplement 8, 233 - 307.

Nilsson-Cantell, C. A. (1938) Cirripedes from the Indian Ocean in the collections of the Indian Museum, Calcutta. Memoirs of the Indian Museum, 13, 1 - 81.

Utinomi, H. (1969) Cirripedia of the Iranian Gulf. Videnskabelige Meddelelser fra Dansk Naturhistorisk Forening, 132, 79 - 94.