ocellus

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ocellus

(pl. ocelli): see eyeeye,
organ of vision and light perception. In humans the eye is of the camera type, with an iris diaphragm and variable focusing, or accommodation. Other types of eye are the simple eye, found in many invertebrates, and the compound eye, found in insects and many other
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.

ocellus

[ō′sel·əs]
(invertebrate zoology)
A small, simple invertebrate eye composed of photoreceptor cells and pigment cells.
(petrology)
A phenocryst in an ocellar rock.
References in periodicals archive ?
I called my buddy CJ Davis at Montana Decoy and told him I needed some Ocellated turkey decoys.
Caption: Mexico's Yucatan Peninsula is home to the Ocellated turkey.
At Wylly Creek, a total of 333 flatfishes were collected including 189 bay whiffs, 84 blackcheek tonguefish, and 32 ocellated flounder.
Noteworthy colour features are the four dark orangish brown bars on the body with irregular dark markings in the bluish to whitish interspaces, the dark brown, blue, and orange markings on the head, the ocellated orange spots on the dorsal spines (the spines of females tipped with orange), the second dorsal fin with an orange spot just posterior to ray tips, the basal part of anal with adjacent longitudinal bands of black, orange, blue, and blue-green, the orange upper margin of the caudal fin, and the pale blue pelvic fins.
Males are distinguished by brighter plumage; a "beard" of coarse hairs on the chest (not found in the Ocellated turkey) that increases in length with age; and spurs on the feet.
Stingray (family) Dasyatidae Spotted snake eel Ophichthus ophis Spanish sardine Sardinella aurita Spanish hogfish Bodianus rufus Skipjack tuna Katsuwonus pelamis Skate (genus) Raja Shrimp eel Ophichthus gomesi Sand tiger Carcharias taurus Saddled grenadier Caelorinchus caelorhincus Roughtongue bass Holanthias martinicensis Rosette skate Raja garmani Porkfish Anisotremus virginicus Offshore hake Merluccius albidus Octopus (order) Octopoda Ocellated frogfish Antennarius ocellatus Marbled grouper Epinephelus inermis Mantis (genus) shrimp Squilla sp.
DeWoody along with former Purdue graduate student Johel Chaves-Campos studied ocellated antbirds in the tropical forests of Central America.
One of the most common predators in the matorral is the ocellated lizard (Lacerta lepida).
Tapirs are fairly common; jaguars and ocelots still roam; toucans and monkeys call and chatter overhead; two jungle rodents, the aguti and paca, are fairly plentiful; as is the weird peacock-like ocellated turkey.
hayashii Hagiwara & Winterbottom, 2007, which lacks scales in the predorsal midline (or, if scales are present, they are represented one or two scales crossing the midline between the eye and the first dorsal fin origin) and on the opercle, and has a distinctive black ocellated spot on the branchiostegal membranes below the vertical limb of the preopercle.
A small black spot at tip of first and second dorsal-fin spines, no ocellated dorsal-fin spot (except in juveniles); 6 wide brown bars on body, usually discontinuous with corresponding markings on dorsal fin, but not below midline; caudal vertebrae 17 (rarely) or 18.
Other endemic reptiles include the western Namibian blue-tailed lizard (Cordylosaurus subtessellatus), the ocellated Namibian lizard (Meroles suborbitalis), the dune-digging lizard (Aporosaura anchietae), the crying dragon (Ptenopus arrulus, which is heard in Namibia on summer evenings), the Kalahari ground dragon (Colopus wahlbergii), the Namibian giant ground dragon (Chondrodactylus angulifer), the Namibian diurnal dragon (Rhoptropus afer), as well as the tiny dwarf snake (Dipsinia multimaculata), the Namibian sand snake (Psammophis leightoni), and the Namib desert viper (Bitis peringueyi).