Conical shaped body, scaleless tough skin, tiny spines except on the round snout and lower beginning of the tail fin. There are two forked nasal openings on either side of the head.
Coloration: ...
Whatever its form - conical, elongated, or stocky - the head houses some important organs: ...
Figure 16. Note the conical base that characterizes the free-living colony.
Figure 17. Bright red Trachyphyllia Geoffroyi at an exporter in Jakarta. These corlas are found on deep seafloor bottoms.
His discovery was to use pilsner beer glasses, Some of them have a conical point at the bottom, these are the ones to look for. Ken places three or four in a ten gallon tank and heats them by the water bath method.
I know that many advocate conical bottoms for growout aquarium, but we have found that we do not need them if we hatch the naupli first and transfer them.
Sew a conical fine mesh net with something like sheer curtain material, and attach it to a circular piece of wire (such as a clothes hanger, bent into a circle). Add some weights to one side of the wire frame and hang it from a three string harness.
Description: This is an elongated and slender loach with a conical pointed head. Its mouth faces downward and it has three pairs of barbels. Below the eye there is a forked, erectile spine; its length is the same as the diameter of the eye.
A healthy Madtom keeps its whiskers pointed conically forward and will react strongly to bumps or heavy footsteps. They will swim in an excited zig-zag manner when excited, reputed by some to be the source of the name Madtom.
The flower stalk starts out conical in appearance on a slender stem. It grows quickly and emerges from the water. It blooms from the base to the tip over a few days, shedding a thin dry film as it opens.
Some have sharp conical teeth specialized to capturing fish, while others have down-turned mouths perfect for grazing on algae. Still others are able to eat both fish an plants.
The mouth forms a beak-like snout full of tiny conical/villiform teeth. The mouth itself extends to just before the eye. Large nostril flaps are seen near the tip of the snout. In some specimens the tip of the snout has a small bulb on the upper jaw.
Upper jaw and 4th ceratobranchial toothless; lower jaw with few conical teeth in pocket or depression near symphysis. Snout tip acutely pointed in lateral view, with tip separated from the rest of the snout by distinct notch.
[3] By this definition, Hyphessobrycon is identified by the presence of an adipose fin, incomplete lateral line, two tooth series in the premaxilla, with the teeth of the external series continuous in a single series, teeth not strictly conical, ...
 See also: Water, Aquarium, Fish, Species, Feeding
  
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