| 释义 |
Definition of euphausiid in English: euphausiidnounjuːˈfɔːzɪɪdyo͞oˈfôzēid Zoology A shrimplike planktonic marine crustacean of an order which includes krill. Order Euphausiaceae, subclass Malacostraca Example sentencesExamples - Plankton such as euphausiids are important food for pre-grisle but amphipods and decapods are also consumed.
- Bowhead whales feed on crustacean zooplankton, primarily large copepods of the genus Calanus and euphausiids.
- Unexpectedly, even juvenile mysids, which are never planktonic, have similar optics to those of larval euphausiids and decapods, and form refracting superposition eyes in adults.
- Throughout the euphausiids, decapods, and stomatopods, larvae invariably possess compound eyes, which are naturally complicated structures.
- To determine the importance of fragmentation, tethered and free-swimming euphausiids were videotaped in the presence of marine snow representing a range of aggregate strengths, sizes, and ages.
Origin Late 19th century: from modern Latin Euphausia (genus name from Greek eu 'well' + phainein 'to show' + ousia 'substance') + -id2. Definition of euphausiid in US English: euphausiidnounyo͞oˈfôzēid Zoology A shrimplike, planktonic marine crustacean of an order that includes krill. Many kinds are luminescent. Order Euphausiaceae, subclass Malacostraca Example sentencesExamples - To determine the importance of fragmentation, tethered and free-swimming euphausiids were videotaped in the presence of marine snow representing a range of aggregate strengths, sizes, and ages.
- Throughout the euphausiids, decapods, and stomatopods, larvae invariably possess compound eyes, which are naturally complicated structures.
- Bowhead whales feed on crustacean zooplankton, primarily large copepods of the genus Calanus and euphausiids.
- Unexpectedly, even juvenile mysids, which are never planktonic, have similar optics to those of larval euphausiids and decapods, and form refracting superposition eyes in adults.
- Plankton such as euphausiids are important food for pre-grisle but amphipods and decapods are also consumed.
Origin Late 19th century: from modern Latin Euphausia (genus name from Greek eu ‘well’ + phainein ‘to show’ + ousia ‘substance’) + -id. |