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The eyes of Winteria telescopa differ slightly from those of other opisthoproctids by their more forward-pointing gaze.. Barreleyes, also known as spook fish (a name also applied to several species of chimaera), are small deep-sea argentiniform fish comprising the family Opisthoproctidae found in tropical-to-temperate waters of the Atlantic, Pacific, and Indian Oceans.
Fish caught in the Thunder Bay District, Ontario. The longnose dace (Rhinichthys cataractae) is a freshwater minnow native to North America. Rhinicthys means snout fish (reference to the long snout) and cataractae means of the cataract (first taken from Niagara Falls). Longnose dace are small, typically less than 100 mm and characterized by ...
The head of a fish includes the snout, from the eye to the forward most point of the upper jaw, the operculum or gill cover (absent in sharks and jawless fish), and the cheek, which extends from eye to preopercle. The operculum and preopercle may or may not have spines.
F. longirostris has a compressed yellow body with a black triangular region on its head, and as the name implies, a long, silvery snout. Usually 10 or 11 dorsal spines, a black spot on the anal fin, and rows of small black spots on the breast are found. The fish grows to about 22 cm (8.7 in) in length.
The chest region, just behind the head. total length The length from the tip of the snout to the tip of the tail. transverse Crosswise. trilobate Having three lobes. tricuspid Having three cusps or points. truncate Terminating abruptly, as if cut off square. trunk The region of a fish between the head and tail, or the last gill slit and vent ...
The head comprises 29-32.4% of the standard length, with a long, pointed snout. [6] The eyes are cylindrical and face upward, with an accessory outgrowth to the side, and are covered with a silvery layer called the "argentea" for camouflage. [4] The upper jaw is toothless, and there is a single row of small teeth in the lower jaw.
Rostrum (from Latin rostrum, meaning beak) is a term used in anatomy for several kinds of hard, beak-like structures projecting out from the head or mouth of an animal. Despite some visual similarity, many of these are phylogenetically unrelated structures in widely varying species.
The pointed-snout wrasse is a slender species of wrasse with a small head and an elongated and pointed snout. It has a long dorsal fin with 14–16 spines in the anterior portion and 9–12 branched rays in its posterior part. The anal fin is short with 3 spines and 9–11 branched rays. The body is covered in large scales and is an overall ...