| 单词 |
digenean |
| 释义 |
digenean, n. and a.|daɪdʒəˈniːən|
[f. mod.L. order name Digenea (coined by Gerstaecker & Carus, 1863, in W. C. H. Peters' Handbuch d. Zool. II. 478), f. Gr. διγενής (see digeneous a.): see -an. Cf. F. digenèse (P.-J. Van Beneden 1858, in Bull. de l'Acad. R. de Belgique V. 581).]
A. n. A trematode of the order Digenea, which comprises endoparasitic forms whose life cycle involves two or more host species (usually vertebrate and molluscan).
B. adj. Of, pertaining to, or designating the order Digenea.
1963Jrnl. Marine Biol. Assoc. XLIII. 119 The progressive decrease in numbers of introduced digeneans which survive is probably not due to the acquisition of an immunity by the host. 1966Parasitology LVI. 753 Just investigations of the ultrastructure of digenean germinal sacs. 1972D. A. Erasmus Biol. Trematodes i. 13 The..information which is now available seems to support the basic divergence in life-histories evident between the monogeneans and the digeneans. 1987Laverack & Dando Lect. Notes Invertebr. Zool. (ed. 3) vi. 51/2 Haemoglobin has been reported in some digenean species but its role is not known. 1988R. S. K. Barnes et al. Invertebrates iii. 86/1 The Schistosomatidae is a family of digeneans. |
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