Staurotheca pachyclada ( Jäderholm, 1904 )

Soto, Joan J. & Peña, Álvaro L., 2019, Benthic hydroids (Cnidaria, Hydrozoa) from the Weddell Sea (Antarctica), Zootaxa 4570 (1), pp. 1-78 : 31

publication ID	https://doi.org/10.11646/zootaxa.4570.1.1
publication LSID	lsid:zoobank.org:pub:EF369E98-EBD9-4647-B081-65AD1794A27C
DOI	https://doi.org/10.5281/zenodo.5934945
persistent identifier	https://treatment.plazi.org/id/03B887B7-A470-FFEC-E983-FEC7FE7E99FD
treatment provided by	Plazi (2019-03-26 09:15:50, last updated 2023-10-31 00:50:21)
scientific name	Staurotheca pachyclada ( Jäderholm, 1904 )
status

Treatment

Staurotheca pachyclada ( Jäderholm, 1904)

( Fig. 9 View FIGURE 9 g–h)

Material examined. ANT XV/3: 48-77, one colony, c. 50 mm high, with female gonothecae; 48-154, one colony, c. 45 mm high; 48-220, one colony, c. 25 mm high, with female gonothecae; 48-222, one colony, c. 25 mm high; ANT XXI/2: PS65/237, several stems, c. 130 mm high; PS65/265, several stems, c. 125 mm high, on gravel, with female gonothecae; PS65/336, one colony, c. 85 mm high.

Ecology and distribution. Previously found at depths from 42 ( Stepanjants 1979, as Thuiaria juncea ) to 1990 m (Peña Cantero in press); present material at 267– 583 m. Species with a circum-Antarctic distribution ( Peña Cantero & Vervoort 2003).

References

Jaderholm, E. (1904) Mitteilungen ueber einige von der Schwedischen Antarctic-Expedition 1901 - 1903 eingesammelte Hydroiden. Archives de Zoologie Experimentale et Generale, Series 4, 3 (Notes et revue 1), 1 - 14.

Pena Cantero, A. L. & Vervoort, W. (2003) Species of Staurotheca Allman, 1888 (Cnidaria: Hydrozoa: Sertulariidae) from US Antarctic expeditions, with the description of three new species. Journal of Natural History, 37, 2653 - 2722. https: // doi. org / 10.1080 / 00222930210155701

Stepanjants, S. D. (1979) Hydroids of the antarctic and subantarctic waters. In: Biological results of the Soviet Antarctic Expedition, 6. Issledovaniya Fauny Morei, 20, 1 - 200. [in Russian]

Figures

FIGURE 9. a Staurotheca antarctica: stem showing hydrothecal arrangement. b St. dichotoma: stem showing hydrothecal arrangement; c–d St. frigida: c stem with male gonothecae; d stem with female gonotheca. e St. glomulosa: hydrotheca. f St. nonscripta: stem showing hydrothecal arrangement. g–h St. pachyclada: g stem showing hydrothecal arrangement; h hydrotheca. i–j St. vanhoeffeni: i colony; j stem showing hydrothecal arrangement. k St. polarsterni: stem showing hydrothecal arrangement and female gonothecae.