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noun. pha· lan· gi· um. fəˈlanjēəm, fāˈ- 1. plural phalangia. -jēə. , obsolete : a venomous spider. 2. capitalized : a genus (the type of the family the Phalangiidae) of harvestmen. Word History. Etymology. New Latin, from Greek phalangion, a spider, from phalang-, phalanx phalanx. Love words?
See ‘Meaning & use’ for definitions, usage, and quotation evidence. phalangium has developed meanings and uses in subjects including invertebrates (mid 1500s) horticulture (early 1600s) plants (early 1600s)
Departing from traditional textbooks, XBio presents biology as detective work; a bold search for knowledge, and not just its memorization. XBio is a collaboration between and. This program was supported in part by a grant to iBiology from the Howard Hughes Medical Institute. The Bio-Dictionary helps you to understand common terms in biology.
- Phylum Definition
- Examples of Phylum
- Related Biology Terms
- Quiz
Phylum is a taxonomic ranking that comes third in the hierarchy of classification, after domain and kingdom. Organisms in a phylum share a set a characteristics that distinguishes them from organisms in another phylum. The qualities that group animals into a phylum have changed throughout scientific history, as better methods have arisen to determi...
Phylum Chordata
Think of an animal that lives in the zoo. Unless you thought of an octopus or one of the insects in the rainforest pavilion, chances are you thought of an animal in the phylum Chordata. This phylum includes all animals with a notochord, a dorsal hollow nerve chord, and a muscular postanal tail. These three features are seen in every member of this phylum, even humans. Like humans, many animals lose some of these features as they develop. This phylum includes everything from the smallest fish...
Phylum Arthropoda
By far the largest individual phylum, the Arthropoda includes all the segmented animals will hard skeletons that we know as insects and crustaceans. Everything from deep sea crabs to mosquitoes fit in this phylum. The diversity of the arthropods comes from their ability to adapt their hard exoskeleton into almost any shape or function. Because of this, the arthropods have adapted to survive in every environment on the planet.
Phylum Mollusca
This phylum is where the octopus and its relatives are grouped together. The mollusks include all the snails, slugs, clams, mussels, squids and other soft-bodied animals. They often secrete a shell to protect their soft bodies. As the individuals die over time, their shells are shed to the bottom, where they accumulate. Waves push the shells and coral matter onto the beach, where it is repeatedly crushed by the waves. In this way, mollusk shells contribute a large majority of the sand that ex...
Kingdom– The classification group above phyla, which includes organisms of a certain type, like animals.Class– The ranking below phyla, whose members share the characters of the phylum, but are have advanced characters that make them unique.Classification– The process of organizing the life on Earth into a meaningful framework for understanding the relationships between animals.Phylogenetics– Comparing the relationship between animals by comparing many of their traits at once.1. Which group of organisms is most closely related? 1. Phylum Cnidaria, Class Hydrozoa 2. Phylum Arthropoda, Class Insecta 3. Phylum Cnidaria, Class Cubozoa A. 1 and 2 B. 1 and 3 C.2 and 3 2. Some scientists argue against the use of the phylum as a method of classification. Which of the following could be an argument why the phylum is not a good u...
Definitions of Phalangium. noun. type genus of the family Phalangiidae. synonyms: genus Phalangium. see more.
Jun 11, 2020 · Last Updated: June 11, 2020. Phylogeny Definition. A phylogeny is a hypothetical relationship between groups of organisms being compared. A phylogeny is often depicted using a phylogenetic tree, such as the simple one below describing the evolutionary relationships between the great apes.
May 26, 2022 · Biology is the study of all living things. From top left to bottom right: archaeon, bacterium, protist, fungus, plant, and animal. The term biology comes from the Greek βίος ( bios ), meaning “life” and from the Greek λογία ( logia ), meaning “study of”. Abbreviation: biol. Synonyms: biological science; life science.
