Orbiniinae Hartman, 1957

Blake, James A., 2017, Polychaeta Orbiniidae from Antarctica, the Southern Ocean, the Abyssal Pacific Ocean, and off South America, Zootaxa 4218 (1), pp. 1-145 : 9

publication ID

https://doi.org/ 10.5281/zenodo.245827

publication LSID

lsid:zoobank.org:pub:9345C596-8656-4B5C-AD8C-2FACF4E9240C

DOI

https://doi.org/10.5281/zenodo.4901727

persistent identifier

https://treatment.plazi.org/id/8F2387DD-061D-0905-FF31-FB8DFB49F9B0

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scientific name

Orbiniinae Hartman, 1957
status

 

Subfamily Orbiniinae Hartman, 1957 View in CoL . Emended by Blake 2000.

Type genus. Orbinia Quatrefages, 1866 , designated by Hartman 1957.

Diagnosis. Body large, with distinct regions; parapodia lateral in thoracic region, typically shifted dorsally in abdominal region. Prostomium bluntly rounded to acutely pointed; nuchal organs present; eyespots present or absent. Peristomium with 1–2 achaetous rings, separated from prostomium. Noto- and neuropodial postsetal lamellae single, simple lobes to multiple lobes, sometimes branched; subpodial lobes and stomach papillae present or absent; interramal cirri present or absent. Setae including aciculae, capillaries, furcate setae, spines, uncini, modified spear-like setae, and flail setae. Branchiae typically present, rarely absent; branchiae usually single, rarely branched; oval to flattened, with two longitudinal rows of cilia and typical orbiniid structure with two blood vessels connected by numerous capillaries; branchiae of abdominal region thinner, more elongate than on thorax. Pygidium with several long filamentous anal cirri, or cirri absent.

Inclusive genera. Berkeleyia , Califia , Leitoscoloplos , Leodamas , Naineris , Orbinia , Phylo , Protoaricia , Protoariciella (problematic, see below), Questa , Schroederella , Scoloplella , and Scoloplos .

Kingdom

Animalia

Phylum

Annelida

Class

Polychaeta

Family

Orbiniidae

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