Caudal mucous pit on some species included: Caudal mucous pit The caudal mucous pit, or caudal mucous horn, is an anatomical structure on the tail end of the foot of various land snails and slugs, terrestrial pulmonate gastropod mollusks. The function of this pit is the resorption of mucus when the gastropod is moving (see also Muratov 1999). An incorrect and yet often-used term for this structure is the "caudal gland". This area also used to be referred to by the term "caudal pore". Families of snails and slug where a caudal mucous pit exists in every species included: Families/subfamilies where is caudal
Barred-fin moray Barred-fin moray The barred-fin moray or bar-tail moray ("Gymnothorax zonipectis") is a species of marine fish in the family Muraenidae. The barred-fin moray is a medium-sized fish that can reach a maximum length of 50 cm, but the ones usually observed are rather 30 cm. Its serpentine in shape body has a light brown background color and is covered with patterns of a mix of points and discontinuous and misshapen dark brown lines. A relatively large whitish spot spreads in the back corner of the eye. The barred-fin moray is widespread throughout the Indo-Pacific area from the eastern coast of