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单词 Coccidae
例句 Coccidae
After the Coccidae the next most important insects economically are the plant lice or Aphididae. Encyclopaedia Britannica, 11th Edition, Volume 8, Slice 10 "Echinoderma" to "Edward" 2011-01-19T03:00:19.027Z
Gland orifice: in Coccidae, the external opening through which a gland pours its secretions. Explanation of Terms Used in Entomology
A family of Hemiptera, related to the Aphidae and equally obnoxious to the gardener, is that of the Coccidae or scale-insects. The Life-Story of Insects
In another cell, by itself, a queen ant will be found, surrounded by walls made of a brown waxy-looking substance, along with about a dozen Coccidae to supply her with food. The Naturalist in Nicaragua
Antennal formula: in Coccidae; made by enumerating the antennal joints in the order of their length, beginning with the longest and bracketing together those of the same length. Explanation of Terms Used in Entomology
By far the most destructive insects in warm climates belong to the Hemiptera, especially to the Coccidae or scale insects. Encyclopaedia Britannica, 11th Edition, Volume 8, Slice 10 "Echinoderma" to "Edward" 2011-01-19T03:00:19.027Z
Gland spines: in Coccidae; spiny appendages, each of which is supplied with a single gland whose opening is at the tip. Explanation of Terms Used in Entomology
Lobule: in Coccidae, one of the two distinct parts of which a lobe is sometimes composed. Explanation of Terms Used in Entomology
In the tropics their place is taken in a great measure by species of Coccidae and genera of Homoptera, such as Membracis and its allies. The Naturalist in Nicaragua
Plates: in Coccidae, the squames; q.v.: in male Homoptera, a pair of pieces following the last full ventral segment; usually preceded by a short piece, - the valve. Explanation of Terms Used in Entomology
Median notch: in Coccidae, a notch in the edge of the pygidium, at the posterior extremity of the body. Explanation of Terms Used in Entomology
Spine: a sharp process: in Coccidae there are two, one each side of each segment of the pygidium. Explanation of Terms Used in Entomology
Parastigmatic glands: small, circular glands, which secrete a waxy powder, sometimes present around the spiracles of Coccidae. Explanation of Terms Used in Entomology
Pellicles: the exuviae or cast larval skins of many insects: in Coccidae more especially applied to the hardened larval skin attached to the puparia of Diaspinae. Explanation of Terms Used in Entomology
Sac: in Coccidae, the separate cottony envelope secreted by many species. Explanation of Terms Used in Entomology
Sub-nymph: applied to the resting or pupal stage of female Coccidae; also to a supernumerary stage before the formation of the pupa, and thus = pseudo-pupa. Explanation of Terms Used in Entomology
Secretion: any matter produced by a gland: in Coccidae, specifically, the waxy, fibrous, cottony or silky substances forming the "scales." Explanation of Terms Used in Entomology
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