malacostracan

American  

[mal-uh-kos-truh-kuhn] / ˌmæl əˈkɒs trə kən /

adjective

1. belonging or pertaining to the crustacean subclass Malacostraca, which includes the lobsters, shrimps, crabs, etc.

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noun

1. a malacostracan crustacean.

malacostracan British  

/ ˌmæləˈkɒstrəkən /

noun

1. any crustacean of the subclass or group Malacostraca, including lobsters, crabs, woodlice, sand hoppers, and opossum shrimps

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adjective

1. of, relating to, or belonging to the Malacostraca

Etymology

Origin of malacostracan

1825–35; < New Latin Malacostrac ( a ) order of crustacea (< Greek, neuter plural of malakóstrakos soft-shelled, equivalent to malak- malaco- + -ostrakos, adj. derivative of óstrakon shell (of mollusks, etc.); cf. ostracize) + -an

Example Sentences

Amphip�oda, an order of sessile-eyed malacostracan crustaceans, with feet directed partly forward and partly backward.

From The New Gresham Encyclopedia. Vol. 1 Part 2 Amiel to Atrauli by Various

The second antennae, mandibles and two pairs of maxillae may also be claimed as of malacostracan type.

From Encyclopaedia Britannica, 11th Edition, Volume 9, Slice 6 "English Language" to "Epsom Salts" by Various