Symplectoscyphus nesioticus Blanco 1977
- Dataset
- Benthic hydroids (Cnidaria, Hydrozoa) from the Ross Sea (Antarctica) collected by the New Zealand Antarctic expedition BioRoss 2004 with RV Tangaroa
- Rank
- SPECIES
Classification
- kingdom
- Animalia
- phylum
- Cnidaria
- class
- Hydrozoa
- order
- Leptothecata
- family
- Sertulariidae
- genus
- Symplectoscyphus
- species
- Symplectoscyphus nesioticus
description
Measurements (in µm). Hydrothecae: length of abcauline wall 400, length free part of adcauline wall 360 – 390, length adnate part of adcauline wall 120 – 150, diameter at aperture 190 – 220. Ecology and distribution. Shelf species, collected at depths from 56 (Peña Cantero 2006) to 701 m (Peña Cantero 2014 a); present material from 197 to 461 m, epibiotic on bryozoans, tube of polychaete and Schizotricha nana. Circum-Antarctic distribution (Peña Cantero 2014 a). Recently reported from off Peter I Island (Peña Cantero 2010 b), off Low Island (Peña Cantero 2013) and from the Sandwich Islands and Discovery Bank (Soto Àngel & Peña Cantero 2015), in West Antarctica, and off Queen Mary Coast (Peña Cantero 2014 a), in East Antarctica. See Peña Cantero (2010 a) for previous records. Present material is the first record from the Ross Sea, collected off Possession Islands, Moubray Bay and Cape Hallett.
materials_examined
Material examined. Stn 17, colony with a few stems up to 6 mm high on Schizotricha nana (MNCN 2.03 / 639); Stn 53, stem fragment 15 mm long, two incipient stems up to 6 mm high on bryozoan (NIWA 117581); Stn 67, a few stems on algae (NIWA 117582); Stn 149, two stems up to 10 mm high on tube of polychaete (MNCN 2.03 / 640).