eyespot

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Related to Eyespots: lateral lines

eye·spot

 (ī′spŏt′)
n.
1. A light-sensitive organelle of certain chiefly unicellular organisms, such as euglenas and some motile algae.
2. A simple visual organ of certain invertebrates, consisting of a cluster of photoreceptor cells and pigment cells.
3. A rounded eyelike marking, as on the wings of certain butterflies.
4. Any of several fungal diseases that affect grasses and are characterized by oval lesions.

eyespot

(ˈaɪˌspɒt)
n
1. (Biology) a small area of light-sensitive pigment in some protozoans, algae, and other simple organisms
2. (Biology) an eyelike marking, as on the wings of certain butterflies

eye•spot

(ˈaɪˌspɒt)

n.
1. a light-sensitive group of cells or rudimentary visual structure of various algae and invertebrates.

eye·spot

(ī′spŏt′)
1. An area that is sensitive to light and functions somewhat like an eye, found in certain single-celled organisms as well as many invertebrate animals.
2. A round marking resembling an eye, as on the tail feather of a peacock.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.eyespot - an eyelike marking (as on the wings of some butterflies)eyespot - an eyelike marking (as on the wings of some butterflies); usually a spot of color inside a ring of another color
marking - a pattern of marks
Translations
oční skvrnaoko
References in periodicals archive ?
Its defining feature is a pair of large eyespots that are revealed when the head is tucked in and the dorsum raised giving the impression of a much larger animal.
Notable exceptions include the genus Placostegus, which possibly has a belt of thoracic eyespots (ten Hove and Kupriyanova, 2009), and Spirobranchus nigranucha, which may have segmental eyespots on the abdomen (Smith, 1985, as Spirobranchus sp.
Remarks: Cercariae with four penetration gland-cells (two anterior and two lateral to the ventral sucker), 20 flame cells and absent eyespots have been described in the genus Hysteromorpha Lutz, 1931.
demodocus Esper from which it can be distinguished by the characteristic form of the blue and red eyespots on the hindwing as well as the rounded outlines of cream spots on the forewing.
We analyzed participants' responses to the emotional items battery to determine whether individuals exposed to eyespots on the survey welcome screen reported experiencing different emotional levels relative to those who were not exposed to eyespots.
Using eyespots in resplendent hues of blue and yellow as highlights of a 'birdcage-like' form, their design succeeds in combining the flexibility of rattan and firmness of steel and acorn wood.
Carroll and colleagues discovered that a gene called Distal-less is turned on in butterfly wings in places where eyespots later form.
Every peacock has an individual look and his success depends on their distinct colour pattern of these eyespots ZOO and the angle to which they're displayed.
Building on evidence that retinal receptors embodying visual qualia evolved from primitive eyespots responsive to injurious heat at a distance or painful light, the third chapter presents evidence that visually imagined sensations are the subjective qualities of retinal receptors that are corticofugally innervated in warm-blooded animals for the developmental purpose of testing cortically hypothesized sensory-motor rules that have greater survival value than cold-blooded stimulus-response associations.
ha concentration and it has been found effective against a variety of fungal pathogens such as eyespots and other diseases in cereals scabs Monilia disease and Gloeosporim rot in apples and pears.