Orbiniidae

Orbiniidae

[‚ȯr·bə′nī·ə‚dē]
(invertebrate zoology)
A family of polychaete annelids belonging to the Sedentaria; the prostomium is exposed, and the thorax and abdomen are weakly separated.
References in periodicals archive ?
Worldwide, the Orbiniidae consist of 17 genera and about 150 species (Zhadan et al, 2015).
Granados-Barba A, Solis-Weiss V (1997) Polycbaetous annelids of the oil platform areas from the southeastern Gulf of Mexico: Orbiniidae and Cossuridae.
Las categorias de gremios traficos utilizadas fueron: a)consumidores de interfase (IF) que pueden mudar su alimentacion de filtracion a resuspension, compuestos por la familia Spionidae y Oweniidae; b) depositivoros superficiales (SDF), compuestos por las familias Capitellidae, Paraonidae, Ampharetidae entre otros; c)depositivoros subsuperfrciales (SSDF), que incluyen a los Maldanidae, Orbiniidae, Cossuridae entre otros; d) omnivoros depredadores (OP), que albergan alas familias Nereidae, Nephtyidae, Hesionidae, Glyceridae, Syllidae entre otros; y e) suspensivoros (SF), compuestos por la familia Sabellidae, Serpulidae, Sabellariidae, entre otros.
Significant changes in the abundance of some families were detected, some increased their abundances: Spionidae from 17% to 48%, Orbiniidae from 4% to 13%; other families decreased in terms of abundance and number of species: Lumbrinereidae from 11% to 1.
Phylum Taxa Brava Navegantes Total Beach Beach Annelida Capitellidae 8 114 122 Paraonidae 42 11 53 Lumbrineridae 35 0 35 Spionidae 25 5 30 Onuphidae 25 1 26 Mageloniidae 17 2 19 Orbiniidae 7 0 7 Pilargidae 4 2 6 Oweniidae 4 1 5 Goniadidae 3 0 3 Nereidae 3 0 3 Ampharetidae 1 0 1 Flabelligeridae 1 0 1 Glyceridae 1 0 1 Magelona 1 0 1 variolamellata Poecilochaetidae 1 0 1 Sigalionidae 1 0 1 Sigambra 1 0 1 Arthropoda Amphipoda 137 3 140 Cumacea 13 11 24 Brachyura 7 0 7 Decapoda 3 0 3 Tanaidacea 2 0 2 Echinodermata Ophiuroidea 1 0 1 Enteropneusto Enteropneusto 1 0 1 Mollusca Bivalvia 15 44 59 Gastropoda 3 1 4 Heleobia 1 0 1 Nemertea Nemertea 7 2 9 Total 362 195 557 Table 2.
Species in Orbiniidae are found worldwide in shallow to deep marine sediments.
Palabras clave: mangle, planos de marea, este del Pacifico Tropical, Orbiniidae, poliquetos que cuidan sus huevos.