New nematode species and genera (Nematoda: Chromadorea) from cold seeps on Hikurangi Margin, New Zealand
Author
Leduc, Daniel
National Institute of Water and Atmospheric Research, Wellington, 14 - 901, New Zealand.
daniel.leduc@niwa.co.nz
text
European Journal of Taxonomy
2023
2023-01-10
856
1
45
http://dx.doi.org/10.5852/ejt.2023.856.2025
journal article
223185
10.5852/ejt.2023.856.2025
f565e591-f14b-437d-9a18-071194a6a53e
2118-9773
7522913
1EF03A88-7A30-4CAB-822C-9911BCF38601
Genus
Siphonolaimus
de Man, 1893
Anthraconema
zur
Strassen, 1904: 302
.
Chromagaster
Cobb, 1894: 419
.
Type
species
Siphonolaimus niger
de Man, 1893
.
Diagnosis
(from
Zograf
et al
. 2015
)
Cuticle striated. Buccal cavity containing an axial cuticularized spear-like structure (siphon). Six outer labial setae and four cephalic setae situated more or less at same level, the six always shorter than the four.Amphids circular. One anterior outstretched ovary. Single anterior testis. Gonad located to the left of intestine.
Remarks
A key to males of all 21 valid species of
Siphonolaimus
was provided by
Zograf
et al.
(2015)
.