| 单词 |
Decapoda |
| 释义 |
‖ Decapoda, n. pl. Zool.|dɪˈkæpədə|
[mod.L. (Latreille 1806), prop. adj. pl. neuter sc. animalia, a. Gr. δεκάποδα, neut. pl. of δεκάπους ten-footed.]
1. The highest order of Crustacea, having ten feet or legs; it includes the lobster, crab, cray-fish, shrimp, etc.
[1806Latreille Gen. Crust. et Ins. I. 9 Crustaceorum Distributio generalis..Legio Secunda Malacostraca..Ordo I. Decapoda, Décapodes.] 1878Bell Gegenbauer's Comp. Anat. 242 In most of the Decapoda, the number of gills is greatly increased.
2. The ten-armed Cephalopoda (order Dibranchiata), distinguished from the Octopoda. Called also Decacera.
1851Richardson Geol. viii. 254 The 10-armed cephalopods, called decapoda.
Hence deˈcapodal a.; deˈcapodan a. and n.; deˈcapodous a.; decaˈpodiform a., having the form or shape of a decapod crustacean.
1852Dana Crust. ii. 1528 The two types, the Decapodan and Tetradecapodan. 1835–6Todd Cycl. Anat. I. 525/2 The locomotive appendages of the mantle in the Decapodous Cephalopods. 1870Rolleston Anim. Life 101 The Decapodous Crustaceans. |
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