Filellum antarcticum (Hartlaub 1904)
- Dataset
- Benthic hydroids (Cnidaria, Hydrozoa) from the Weddell Sea (Antarctica)
- Rank
- SPECIES
Classification
- kingdom
- Animalia
- phylum
- Cnidaria
- class
- Hydrozoa
- order
- Leptothecata
- family
- Lafoeidae
- genus
- Filellum
- species
- Filellum antarcticum
biology_ecology
Ecology and distribution. Species previously reported in Antarctic waters at depths from 42 (Stepanjants 1979) to 1658 m (Peña Cantero in press); present material from 62 to 277 m. Species known from all over Antarctic waters (Peña Cantero et al. 2004) and South Africa (Millard 1964, 1975).
description
(Fig. 6 c – f)
discussion
Remarks. Cnidome comprising large microbasic mastigophores [range 10.0 – 12.0 x 4.0 – 4.5 µm, mean 10.9 ± 0.8 x 4.1 ± 0.2 µm (n = 11)] and small microbasic euryteles [range 5.5 – 6.5 x 2.5 – 3.0 µm, mean 6.1 ± 0.3 x 2.8 ± 0.3 µm (n = 18)].
materials_examined
Material examined. ANT XV / 3: 48 - 5, numerous hydrothecae, on S. lobata, with coppinia; ANT XVII / 3: 111 - 9, several hydrothecae, on S. lobata, with coppinia; ANT XXI / 2: PS 65 / 276, numerous hydrothecae, on St. vanhoeffeni, with coppinia.
Name
- Homonyms
- Filellum antarcticum (Hartlaub 1904)