echiuroid

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echiuroid

(ˌɛkɪˈjʊərɔɪd) or

echiuran

n
(Animals) any of the sea-inhabiting worms that belong to the phylum Echiura
adj
(Animals) relating to any of the sea-inhabiting worms that belong to the phylum Echiura
References in periodicals archive ?
Shin, Anthraquinones and Sterols from the Korean Marine Echiura Urechis unicintus, J.
These data make it possible to confirm that the homeodomain of the Gbx family was highly conserved among five distinct families of bivalve molluscs (Solenidae, Pectinidae, Veneridae, Ostreidae, and Mytilidae), and the presence of Gbx genes in Mollusca, Annelida, Echiura, Echinodermata, and Arthropoda supports the idea that Gbx genes were already present in the last common ancestor of the deuterostomes and protostomes.
07 Cnidaria Echiura Glottidia pyramidata Sipuncula Tubificidae Total 100 100 Southern kingfish %F %N %W IRI Bony fishes 24.
Annelid phylogeny and the status of Sipuncula and Echiura.
We also found no trend in the dietary importance of Echiura with predator size in the eastern Bering Sea or the Aleutian Islands.
El macrobentos colectado pertenece a once phyla: Protozoa, Porifera, Cnidaria, Ne matoda, Nemertea, Annelida, Sipuncula, Echiura, Mollusca, Crustacea y Echinodermata.
Phylum 4 Echiura (Echiurans, Echiurids, Spoon-Worms)
Authority Bering Sea area Skalkin (1963) Southeastern Mineva (1964) Eastern Feder (1977, 1978) Eastern Allen(1) (1984) Southeastern Zhang (1987) Eastern Lang (1992) Eastern Authority Major food items Skalkin (1963) Benthic crustaceans, mollusks, polychaetes Mineva (1964) Bivalves, gastropods, polychaetes Feder (1977, 1978) Polychaetes, bivalves, amphipods, nemerteans Allen(1) (1984) Benthopelagic, epifaunal, sessil infaunal preys Zhang (1987) Polychaetes, amphipods, Echiura, Sipuncula Lang (1992) Polychaetes, amphipods, bivalves, decapods
A total of 1,138 prey corresponding to 76 items or prey categories were identified, belonging to 8 phyla: Arthropoda, Mollusca, Echiura, Sipuncula, Echinodermata, Ectoprocta, Annelida, and Chordata.