Thaliacea


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Thaliacea

[‚thā·lē′ā·shē·ə]
(invertebrate zoology)
A small class of pelagic Tunicata in which oral and atrial apertures occur at opposite ends of the body.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?
NR X NR Juvenile Subphylum Tunicata Class Larvacea Family Fritillaridae NR X NR Fritillaria formica NR X NR Adult Fritillaria haplostoma NR X NR Adult Family Oikopleuridae NR X X Oikropleura longicauda NR X NR Adult Class Thaliacea Family Doliolidae NR X X Doliolum nationalis NR NR NR Ozooids blastozooids TABLE 3 Mean abundance ([+ or -] standard error) ind./[m.sup.3] of new records of zooplankton from Calmita National Park, Limon; from September 2010 to August 2011 Taxa * Set.
Field observations on the feeding behavior of salps (Tunicata: Thaliacea).
Most transparent urochordates are found in the exclusively pelagic Thaliacea, which comprises the pyrosomids, salps, and doliolids (Godeaux et al., 1998).
3 Pastos marinos Thallasia testudinium, Syringodium filiforme, Halodule wrighti 4 Zooplancton Amphipoda, Cladocera, Copepoda, Crustacea (Larvas), Chaetognatha, Echinoidea, Euphasiacea, Foraminifera, Hydromedusae, Mollusca, Ostracoda, Polychaeta, Sergestida, Thaliacea. 5 Poliquetos Acoetidae, Aphrodita acuminata, Benthoscolex cubanus, Capitellidae, Ceratonereis irritabilis, Chloeia viridis, Eunice biannulata, Eunice hawaiensis, Eunice multicylindri, Eunice panamena, Harmothoe sp.
Se identificaron los siguientes grupos del holozooplancton: radiolarios (Clase Radiolaria), foraminiferos (Orden Foraminifera), sifonoforos (Orden Siphonophora), medusas (Clase Hydrozoa excepto sifonoforos), clenoforos (Phylum Ctenophora), tecosornados (Orden Thecosomata), gimnosomados (Orden Gymnosomata), heteropodos (Suborden Heteropoda), poliquetos (Clase Polychaeta), cladoceros (Orden Cladocera), ostracodos (Subclase Ostracoda), copepodos (Subclase Copepoda), misidaceos (Orden Mysidacea), anfipodos (Orden Amphipoda), eufausidos (Orden Euphausiacea), decapodos pelagicos (Orden Decapoda), quetognatos (Phyllum Chaetognata), apendicularias (Orden Appendicularia) y tunicados (Clase Thaliacea).