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Subphylum MandibulataClass Crustacea
Subphylum Mandibulata
Subphylum MandibulataAll members of this group bear mandibles on the third head segment that are modified for feedingTaxonomic SummaryPhylum ArthropodaSubphylum MandibulataClass Myriapoda Class InsectaClass Crustacea
Subphylum Mandibulata
Class CrustaceaDefining Characteristics
Crustacean Characteristics
Subphylum Mandibulata
Crustacean Segments & AppendagesThe crustacean head consists of 5 segments fused tightly together These segments bear five paired appendages2 pairs of antennae1 pair of mandibles 2 pairs of maxillae
Subphylum Mandibulata
Crustacean Segments & AppendagesFollowing segment is the thorax, which can have a variable amount of appendagesThe abdomen may or may not have appendages
Subphylum Mandibulata
Taxonomic SummaryClass CrustaceaSubclass CirripediaSubclass CopepodaSubclass MalacostracaOrder StomatopodaOrder Euphausiacea Order IsopodaOrder AmphipodaOrder Decapoda
Subphylum Mandibulata
Subclass CirripediaDefining CharacteristicsAll species are highly modified for attachment to hard substratesThoracic limbs are modified as filtering cirri
Subphylum Mandibulata
Havent I Seen You BeforeThought to be molluscs by early naturalistsPossess a shell that is secreted by mantle tissue What makes barnacles members of the phylum Arthropoda?
Subphylum Mandibulata
Barnacle AnatomyHave a reduced head and 6 segmented thoraxThorax - six pairs of feather like appendages which are used for suspension feeding
Subphylum Mandibulata
Is that a roll of quarters, or are you just happy to see me?
Subphylum Mandibulata
Subclass CopepodaDefining CharacteristicsLoss of abdominal appendagesAbundant in the plankton and benthic communities; but due to small size escape noticeHarpacticoid
Subphylum Mandibulata
Cows of the Sea
Subphylum Mandibulata
Subclass MalacostracaDefining CharacteristicsThe head has 5 fused segments, thoracic with 8 segments, abdomen with 6-7 segments plus a telson
Appendages on the 6th abdominal segment are flattened to form uropodsContains nearly 75% of all crustaceans
Subphylum Mandibulata
Malacostraca Characteristics
Subphylum Mandibulata
Order Stomatopoda
Subphylum Mandibulata
Order Euphausiacea Krill, a small group of only 85 speciesHave 8 pairs of walking feet instead of 5 like most decapods
Subphylum Mandibulata
Order Isopoda
Subphylum Mandibulata
Order Amphipoda
Subphylum Mandibulata