erectile spine

См. также в других словарях:

• Cobitidae — Cobitis biwae (Cobitinae) Scientific classification Kingdom …   Wikipedia

• Monocentridae — Pinecone fishes Pinecone fish, Monocentris japonica Scientific classification Kingdom: Animalia …   Wikipedia

• triggerfish — noun any of several brightly coloured fish, of the family Balistidae, that inhabit tropical reefs, and have an erectile spine on its dorsal fin …   Wiktionary

• chondrichthian — /kon drik thee euhn/, n. any member of the class Chondrichthyes, comprising the cartilaginous fishes. [ < NL, equiv. to chondr CHONDR + Gk ichthýes (pl.) fish] * * * ▪ fish class Introduction class name  Chondrichthyes,  or  Selachii    any… …   Universalium

• perciform — ▪ fish order Introduction       any member of the order Perciformes, a group of bony fishes with more than 6,000 species placed in about 150 families. The order is the largest group of fishes in the world today. Perciform fishes occur in… …   Universalium

• endocrine system, human — ▪ anatomy Introduction  group of ductless glands (gland) that regulate body processes by secreting chemical substances called hormones (hormone). Hormones act on nearby tissues or are carried in the bloodstream to act on specific target organs… …   Universalium

• tetraodontiform — ▪ fish order Introduction       any member of the order Tetraodontiformes, a group of primarily tropical marine fishes that evolved from the Perciformes (the typical advanced spiny rayed fishes) during the Eocene Period of the Cenozoic Era, about …   Universalium

• Prostate cancer — is a disease in which cancer develops in the prostate, a gland in the male reproductive system. It occurs when cells of the prostate mutate and begin to multiply out of control. These cells may spread (metastasize) from the prostate to other… …   Wikipedia

• List of psychology topics — This page aims to list all topics related to psychology. This is so that those interested in the subject can monitor changes to the pages by clicking on Related changes in the sidebar. It is also to see the gaps in Wikipedia s coverage of the… …   Wikipedia

• Penis — For the human organ, see Human penis. PENIS redirects here. For the spectroscopy acronym, see Proton enhanced nuclear induction spectroscopy …   Wikipedia

• Ichthyology terms — Ichthyology uses several terms that are unique to the science.Contents: A B C D E F G H I J K L M N O P Q R S T U V W X Y Z NOTOC A * Abdomen: belly * Abdominal: pertaining to the belly * Actinosts: a series of bones at the base of the pectoral… …   Wikipedia