Review of Orbiniidae (Annelida, Sedentaria) from Australia
Author
Zhadan, Anna
text
Zootaxa
2020
2020-10-14
4860
4
451
502
journal article
8231
10.11646/zootaxa.4860.4.1
1f5ee6c2-2635-44a8-8469-49319b7a8c62
1175-5326
4414137
876F1085-5296-4340-A951-41420C011917
Genus
Phylo
Kinberg, 1866
Phylo
Hartman 1957: 260
;
Blake 2017: 90
;
Blake 2020: 28
.
Orbinia (Phylo)
Pettibone 1957: 160
.
Diagnosis
(after
Blake 2017
). Prostomium conical, pointed; peristomium with one achaetous ring. Branchiae first present from chaetiger 5–7. Posterior thoracic segments with several postchaetal papillae and subpodial papillae (at least five of each
type
) together usually forming a ventral fringe. Thoracic neurochaetae including blunt uncini and crenulated capillaries; posterior thoracic segments with modified spear-like spines.