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ostracods

 ลองค้นหาคำในรูปแบบอื่น: -ostracods-, *ostracods*, ostracod
เอกพจน์ - พหูพจน์:ostracodsmsearch-arrowostracods
WordNet (3.0)
ostracoda
(n)seed shrimps, Syn.subclass Ostracoda
ostracoderm
(n)extinct fish-like jawless vertebrate having a heavily armored body; of the Paleozoic
ostracodermi
(n)extinct group of armored jawless vertebrates; taxonomy is not clear, Syn.order Ostracodermi
seed shrimp
(n)tiny marine and freshwater crustaceans with a shrimp-like body enclosed in a bivalve shell, Syn.mussel shrimp, ostracod
Collaborative International Dictionary (GCIDE)
ostracod

n. A member of the Ostracoda, an order of tiny marine and freshwater crustaceans with a shrimplike body enclosed in a bivalve shell.
Syn. -- seed shrimp, mussel shrimp. [ WordNet 1.5 ]

Ostracoda

‖prop. n. pl. (Zool.) An order of Entomostraca possessing shrimplike bodies enclosed in hard bivalve shells; called also seed shrimp and mussel shrimp. They were formerly referred to as Ostracoidea. They are of small size, and swim freely about; many are less than 1 mm in length. Microfossils of certain extinct orders have been found extending back to the Cambrian age. [ 1913 Webster +PJC ]

ostracodan

n. Same as ostracod. [ PJC ]

ostracoderm

n. Any of several extinct fishlike jawless vertebrates having a heavily armored body; of the Paleozoic. [ WordNet 1.5 ]

Ostracodermi

‖prop. n. pl. [ NL., fr. Gr. 'o`strakon shell of a testacean + &unr_; skin. ] (Zool.) A suborder of fishes of which Ostracion is the type. [ 1913 Webster ]

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