Fish phylogeny
WebSummary. Fishes, here defined as ‘non-digitate aquatic vertebrates’, first appear in the Cambrian Period at least 520 million years ago (Ma). They are first represented by fusiform taxa lacking well-developed fins and dermal bone covering. WebSarcopterygii (/ ˌ s ɑːr k ɒ p t ə ˈ r ɪ dʒ i. aɪ /; from Ancient Greek σάρξ (sárx) 'flesh', and πτέρυξ (ptérux) 'wing, fins') — sometimes considered synonymous with Crossopterygii (from Ancient Greek κροσσός (krossós) 'fringe') — is a taxon (traditionally a class or subclass) of the bony fishes known as the lobe-finned fishes.The group Tetrapoda, a mostly ...
Fish phylogeny
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WebMay 7, 2010 · The ecological importance of bioluminescence in the ocean is manifest in the dominance of light emitters in open waters; luminescent fish (e.g., mycophids and hatchetfish) and crustaceans (e.g., copepods, krill, and decapods) dominate in terms of biomass, whereas bacteria and dinoflagellates dominate in terms of abundance ( 3, 4 ). • Benton MJ (1998) "The quality of the fossil record of the vertebrates" Archived 25 August 2012 at the Wayback Machine Pages 269–303 in Donovan, SK and Paul CRC (eds), The adequacy of the fossil record. Wiley. ISBN 9780471969884. • Cloutier R (2010). "The fossil record of fish ontogenies: Insights into developmental patterns and processes" (PDF). Seminars in Cell & Developmental Biology. 21 (4): 400–413. doi:10.1016/j.semcdb.2009.11.004. PMID 19914384.
WebThe first record of the jawed Placodermi is from the Early Devonian, about 400 million years ago. The placoderms flourished for about 60 million years and were almost gone at the end of the Devonian. Nothing is known of … WebAug 6, 2012 · Maximum-likelihood analyses of the nine nuclear gene dataset resolved 89% of the 232 nodes in the actinopterygian phylogeny with bootstrap replicate scores (BS) ≥70% and the phylogenies inferred …
WebOsteichthyes (/ ˌ ɒ s t iː ˈ ɪ k θ i. iː z /), commonly referred to as the bony fish, is a diverse superclass of vertebrates that have skeletons primarily composed of bone tissue.They can be contrasted with the … WebAug 21, 2012 · Fig. S3. Species tree phylogeny of 232 actinopterygian species inferred using gene tree parsimony. Bootstrap values are given at nodes. Major actinopterygian clades are labeled.
WebThe male nursery fish, Kurtus (Fig. 6.108) bears a hook-like process of dorsal fin spine. It carries egg mass in two bunches. Formation of integumentary cups: In a cat-fish, Platystacus, the caring for eggs is of advanced type. The skin of the lower surface of body of the female becomes soft and spongy during spawning season.
WebOtocephala is a clade of ray-finned fishes within the infraclass Teleostei that evolved some 230 million years ago. It is named for the presence of a hearing (otophysic) link from the swimbladder to the inner ear. Other names proposed for the group include Ostarioclupeomorpha and Otomorpha. The clade contains Clupeiformes (herrings) and ... hill rom hand tableWebMolecular Systematics of Fishes is the first authoritative overview of the theory and application of these sequencing data to fishes. This volume explores the phylogeny of fishes at multiple taxonomic levels, uses methods of analysis of molecular data that apply both within and between fish populations, and employs molecule-based phylogenies to ... hill rom headwall partsWebSome groups may be missing or incorrectly placed, as it is not entirely clear which species serves as the best representative for a given taxon when that taxon is non-monophyletic. These phylogenies should therefore only be used for a high-level, approximate visualization of our result. They are not intended to be used for actual comparative ... hill rom gantry hoistWebParophiocephalus Popta, 1905. Oshimia D. S. Jordan, 1919. Pseudobetta Richter, 1981. Betta / ˈbɛtə / is a large genus of small, active, often colorful, freshwater ray-finned fishes, in the gourami family (Osphronemidae). [1] The best known Betta species is B. splendens, commonly known as the Siamese fighting fish and often kept as an ... smart bones stuffed twistz wrapped chickenWebFeb 13, 2024 · Background Repetitive elements make up significant proportions of genomes. However, their roles in evolution remain largely unknown. To provide insights into the roles of repetitive elements in fish … hill rom gyn stretcherWebMay 14, 2024 · Currently established high-throughput sequencing technologies enable systematists to analyze hundreds to thousands of loci for phylogenetic analysis … hill rom flight departmentWebAug 21, 2012 · This phylogeny informs three long-standing problems: specifically identifying elopomorphs (eels and tarpons) as the sister lineage of all other teleosts, providing a unique hypothesis on the radiation of early euteleosts, and offering a promising strategy for resolution of the "bush at the top of the tree" that includes percomorphs and other ... smart bones stuffed twists