与 «DIGONEUTISM»相关的英语书籍
在以下的参考文献中发现
digoneutism的用法。与
digoneutism相关的书籍以及同一来源的简短摘要提供其在 英语文献中的使用情境。
1
A Dictionary of Entomology
See Valve. BIVIOUS Adj. (Latin, bis I twice + via I way.) Splitting something into 2
directions. BIVOLTINE Adj. (Latin, bis I twice + Italian, volta I time.) Animals with 2
generations during ayear or during a season. Alt. Digoneutism. See Voltanism.
2
A Dictionary for Invertebrate Zoology:
[Gr. dis, twice; goneuein, to produce] Having two broods in one year. digoneutism
n. digonic a. [Gr. dis, twice; gone, seed] Sperm and ova are pro- duced in
separate gonads of the same individual. see syngonic, amphigonic. dikont a. [Gr.
dis ...
3
The Butterflies of the Eastern United States and Canada: ...
... England, for New England lies in the direct path of the transition in this species
from monogoneutism to digoneutism. In northernmost Maine, or on the southern
shores of the mouth of the St. Lawrence, digoneutism is in all probability a rarity ...
Samuel Hubbard Scudder, William Morris Davis, Charles William Woodworth, 1889
4
The American Naturalist
My own observations in the neighborhood of Geneva and Paris lead also to the
conclusion that the insect is single- brooded ; and no entomologist, to my
recollection, has given the best proof of digoneutism, namely, two distinctly
separated ...
5
Frail children of the air: excursions into the world of ...
Swallow-tail, for instance, is triple brooded in the south, and hibernates as a
butterfly and perhaps also as a chrysalis ; in the north it is double brooded, and
hibernates only as a chrysalis. Digoneutism or polygoneutism, then, is either a
device ...
Samuel Hubbard Scudder, 1895
6
First Annual Report ...: For the Year 1877 Relating to the ...
sprctus could establish itself under similar climatic influences, it would also be
digoneutic, and the premature batching of its eggs in autumn, when laid in
southerly regions, is nothing but a step toward digoneutism. But the record shows
that it ...
United States Entomological Commission, Alpheus Spring Packard, Charles Valentine Riley, 1878
7
The Canadian Entomologist
No such interrupted series of emergences has been detected in the history of our
three species in New England, but if, as is probable, this is a first step towards
true digoneutism, it might well be looked for in Southern New England, and
should ...
8
The Butterflies of the Eastern United States and Canada: ...
Digoneutism, 923. dilute, Pimpla, 1873. Dimmock, G., on glands, 14; oviposition
of E. antiopa, 404; scales, 42 ; spread of P. rapae, 1177. Dimorphantes, 923.
Dimorphantes mantchuricus,938. Dimorphic caterpillars, 1145. Dimorphism, 247
...
Samuel Hubbard Scudder, William Morris Davis, Charles William Woodworth, 1889
9
Butterflies: Their Structure, Changes and Life-histories, ...
Digoneutism, 128. Dimorphism, 164 ; seasonal, 164, 234; simple, 167, 235;
mixed, 169 ; sexual, 180. Distribution of butterflies, 260. Diversity of sexes, 180.
Dorsal vessel, 82, 84, 92. Dryades (Pritillaries), 123, 142, 144, 195, 202, 235, 300
.
Samuel Hubbard Scudder, 1881
10
Explanation of terms used in entomology
Digoneutism: the power to produce two broods in one season. Dilatatus:
Coleoptera; a margin, when the sharp marginal edge extends beyond its usual
limit : the base when the transverse diameter is much longer at one part. Dilated:
widened ...
John Bernhard Smith, 1906
