Nymphon aequidigitatum Haswell, 1884

Staples, David A., 2007, Pycnogonids (Arthropoda: Pycnogonida) from the Great Australian Bight, southern Australia, with description of two new species., Memoirs of Museum Victoria 64, pp. 95-101 : 95

publication ID	https://doi.org/10.24199/j.mmv.2007.64.9
persistent identifier	https://treatment.plazi.org/id/03AE87C8-FFC1-FFB1-0BC3-386CFAD7FB6C
treatment provided by	Felipe (2024-06-21 17:54:24, last updated 2024-06-21 21:11:27)
scientific name	Nymphon aequidigitatum Haswell, 1884
status

Treatment

Nymphon aequidigitatum Haswell, 1884 View in CoL .

Nymphon aequidigitatum Haswell, 1884: 1022–1024 View in CoL , pl. 54, figs 1–5— Clark, 1963: 5–7, fig. 3— Stock, 1973a: 107–108 — Staples, 1997: 1050, fig. 21.1a, 21.2c, plate 68.8.

Material examined. South Australia, W side of Wittelbee Point , E of Ceduna, 1–3 m, 7 Mar 1993; coll. W. Zeidler, K.L. Gowlett-Holmes and B. McHenry SAM E3675 View Materials (1 male) .

Type locality. Port Jackson , New South Wales. Distribution. Recorded from Gulf St. Vincent, South Australia to Cape Byron , New South Wales, from the intertidal to 20 m depth .

Remarks. The chelae of N. aequidigitatum are sexually dimorphic; the male palm more swollen than that of the female. The species is most often found on hydroids, algae, bryozoans and sponge surfaces. Colour is typically straw to pale orange but specimens predominantly assume the colour of their gut content. A narrow, pale mid-dorsal stripe is often present.

References

Clark, W. C. 1963. Australian Pycnogonida. Records of the Australian Museum 26 (1), 1 - 81.

Haswell, W. A. 1884. On the Pycnogonida of the Australian coast, with descriptions of new species. Proceedings of the Linnean Society N. S. W. 9, 1021 - 1034.

Staples, D. A. 1997. Sea spiders or pycnogonids. (Phylum Arthropoda). Pp. 1040 - 1072, in: Shepherd, S. A., and Davies, M. (eds), Marine Invertebrates of Southern A ustralia. Part 111. South Australian Research and Development institute and Flora of South Australia Handbooks Committee: Adelaide.

Stock, J. H. 1973 a. Pycnogonida from south-eastern Australia. Beaufortia 20 (266): 99 - 127.