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Arthropoda

   Also found in: Medical, Encyclopedia, Wikipedia, Hutchinson 0.01 sec.
Ar`throp´o`da
n. pl.1.(Zool.) A large division of Articulata, embracing all those that have jointed legs. It includes Insects, Arachnida, Pychnogonida, and Crustacea.
ThesaurusLegend:  Synonyms Related Words Antonyms
Noun1.Arthropoda - jointed-foot invertebrates: arachnids; crustaceans; insects; millipedes; centipedes
animal kingdom, Animalia, kingdom Animalia - taxonomic kingdom comprising all living or extinct animals
arthropod - invertebrate having jointed limbs and a segmented body with an exoskeleton made of chitin
Chelicerata, superclass Chelicerata - spiders; scorpions; horseshoe crabs
superclass Myriapoda - used in some classifications to encompass the millipedes (Diplopoda) and centipedes (Chilopoda); formerly a large taxon including also the Pauropoda and Symphyla; the term Myriapoda now usually used synonymously with Diplopoda and limited to the millipedes
class Pauropoda, Pauropoda - an obscure class of minute arthropods with branched antennae and 8 to 10 pairs of legs
class Symphyla, Symphyla - small class of minute arthropods; unimportant except for the garden centipede
class Tardigrada, Tardigrada - in some classifications considered a separate phylum: microscopic arachnid-like invertebrates living in water or damp moss having 4 pairs of legs and instead of a mouth a pair of stylets or needlelike piercing organs connected with the pharynx
Chilopoda, class Chilopoda - arthropods having the trunk composed of numerous somites each bearing one pair of legs: centipedes
class Diplopoda, class Myriapoda, Diplopoda, Myriapoda - arthropods having the body composed of numerous double somites each with two pairs of legs: millipedes
class Crustacea, Crustacea - class of mandibulate arthropods including: lobsters; crabs; shrimps; woodlice; barnacles; decapods; water fleas
class Onychophora, Onychophora - enigmatic small elongated wormlike terrestrial invertebrates of damp dark habitats in warm regions; distinct from the phylum Annelida; resemble slugs with legs and are sometimes described as the missing link between arthropods and annelids
class Hexapoda, class Insecta, Hexapoda, Insecta - insects; about five-sixths of all known animal species
insect - small air-breathing arthropod
phylum - (biology) the major taxonomic group of animals and plants; contains classes


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? Mentioned in ? References in periodicals archive
 
The organisms in the phylum Arthropoda, which includes insects, spiders, and lobsters, account for more than 90 percent of all the animal species on Earth.
Chen's team therefore folds anomalocaridids, Kerygmachela, and Opabinia together in a taxonomic category closely related to arthropods, perhaps even with the phylum Arthropoda.
Potato beetle Animalia Arthropoda Insecta Coleoptera Chrysomelidae Leptinotarsa decemlineata
 
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