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
Warming's lantern fish Warming's lantern fish Warming's lantern fish, "Ceratoscopelus warmingii", is a lanternfish of the family Myctophidae, found circumglobally in both hemispheres, at depths of between during the day and between at night. Its length is about . Warming's lantern fish grows to a length of about . The rounded dorsal fin has 13 to 15 soft rays and the anal fin has a similar number of soft rays. The body has patches and scale-like specks of bioluminescent material. This lantern fish has a circumglobal distribution. In the Atlantic Ocean it ranges between 42°N and 40°S while in the Indian Ocean it