| 释义 |
Euglena, n. Biol.|juːˈgliːnə|
Also euglena. Pl. Euglenae, Euglenas.
[a. mod.L. Euglena, (C. G. Ehrenberg 1830, in Ann. d. Physik u. Chem. XCIV. 507), f. eu- + Gr. γλήνη pupil of the eye.]
A single-celled aquatic flagellate of the genus Euglena, which is treated as either a protozoan or an alga. Cf. euglenoid a. and n.
1858W. S. Dallas Carpenter's Zool. (rev. ed.) II. 553 Of these the Euglenæ are a very abundant form, occurring frequently in such numbers in stagnant waters, as to give these a green or red colour. 1906[see euglenoid a.]. 1955New Biol. XIX. 114 Euglena..is one of those organisms..to which it is impossible to refer unequivocally, either as an animal or a plant. 1966McGraw-Hill Encycl. Sci. & Technol. V. 98/2 Species which have a very thin pellicle (Astasia, Peranema, Heteronema, and some euglenas) shorten on their axis, then elongate. 1983E. C. Minkoff Evolutionary Biol. xxvi. 441/2 Euglena is an actively swimming alga capable of either photosynthesis or ingestive nutrition; it was formerly classified by many protozoologists as a member of the Protozoa. |