NOUN
- largest subclass of Crustacea including most of the well-known marine, freshwater, and terrestrial crustaceans: crabs; lobsters; shrimps; sow bugs; beach flies
How To Use Malacostraca In A Sentence
- Neuroblasts in many malacostracan crustaceans arise and behave differently from their counterparts in Drosophila.
- Eumalacostraca is the group that contains most of the animals the general public recognize as crustaceans, such as shrimp, crabs, lobsters.
- Decapoda (crabs, lobsters, and shrimps) is the most speciose group within the Malacostraca.
- Both the fishing and farming of malacostracans can be environmentally damaging.
- Most metamorphosing malacostracans have a nauplius larva, but in many species eggs hatch into zoea larvae.
- While the fossil records of the Mysida and Lophopgastrida are among the best known of the malacostracan Crustacea, fossil representatives of these groups are still relatively rare.
- Several malacostracan species are important in aquaculture and food industries.
- Eumalacostraca is the group that contains most of the animals the general public recognize as crustaceans, such as shrimp, crabs, lobsters.
- Classical eyestalk ablation experiments have demonstrated that malacostracan reproduction is under sinus gland control.
- Thus Fritz Müller has made the remarkable discovery that certain shrimp-like crustaceans (allied to Penus) first appear under the simple nauplius-form, and after passing through two or more zoea-stages, and then through the mysis-stage, finally acquire their mature structure: now in the whole great malacostracan order, to which these crustaceans belong, no other member is as yet known to be first developed under the nauplius-form, though many appear as zoeas; nevertheless Müller assigns reasons for his belief, that if there had been no suppression of development, all these crustaceans would have appeared as nauplii. XIV. Mutual Affinities of Organic Beings: Morphology-Embryology-Rudimentary Organs. Development and Embryology
