Articles tagged with Animal Taxonomies
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A study by the American Museum of Natural History and collaborators classifies the world's simplest animals, placozoans, using genetic makeup, revealing distinct lineages and relationships to cnidarians and bilaterians. The research establishes a backbone taxonomy for the phylum, providing insight into their evolution and diversity.
Researchers discovered a new ancient branch of life, Provora, comprising microbial predators that nibble prey to death. These microbes, called nibblerids and nebulids, were found in marine habitats globally and differ by 170-180 nucleotides from all other living things.
A study identified orphan genes in Wild sugarcane that may play a significant role in its stress resistance properties. The researchers believe these genes could be responsible for the species' exceptional resistance to biotic and abiotic stresses.
Paleontologists at Tübingen University's Senckenberg Centre have discovered a previously unknown genus and species of dinosaur, Tuebingosaurus maierfritzorum. The herbivore lived in the Swabian Alb region from 203 to 211 million years ago, displaying similarities with large long-necked sauropods.
The Sixty-third Supplement to the Check-list of North American Birds updates bird classifications, including meadowlark species splits, hummingbird recognitions, kite separations, and the addition of a giant-petrel. New subspecies are also recognized for some bird species, reflecting advances in genetic analysis.
The first international study of its kind assesses the status of all reptile species, revealing that at least 2,000 species are threatened with extinction. The study found that 50% of turtle and crocodile species face extinction threats, while 30% of forest-dwelling reptiles and 14% of arid area reptiles are in danger.
Researchers at Virginia Tech discovered 17 new species of twisted-claw millipedes, including Nannaria swiftae, named after singer-songwriter Taylor Swift. The millipedes play a valuable role in decomposing leaf litter and have unique characteristics such as shiny caramel-brown bodies with white spots.
A study published in Scientific Reports found that mammals with larger brains than similar-sized species were more likely to have survived extinction. The researchers investigated brain sizes of 291 living mammal species and 50 extinct species, discovering a significant correlation between brain size and survival.
A new rice rat species, possibly arboreal, was discovered in Ecuador through detailed skull analysis. The species, Mindomys kutuku, has distinct characteristics that distinguish it from its sister species.
Researchers describe a newly discovered saber-toothed mammal from the Eocene Period, offering insights into the evolution of meat-eaters. The fossil, Diegoaelurus vanvalkenburghae, was found in San Diego County and features specialized teeth for slicing flesh.
A new species of fish, the Rose-Veiled Fairy Wrasse, has been described by a Maldivian researcher and colleagues as part of the California Academy of Sciences' global Hope for Reefs initiative. The discovery reveals that the species is actually two different species with potentially more restricted distributions.
A new species of angel shark, Squatina mapama, has been identified in the Central American Caribbean, shedding light on the region's biodiversity. Genetic analyses reveal distinct characteristics from other related species, emphasizing the importance of forensic science in understanding cryptic species within the genus.
Researchers have discovered a new genus of tarantulas that live exclusively in bamboo stalks, found exclusively in high hill forests in northern Thailand. The new genus, Taksinus bambus, is unique due to its association with bamboo and can only be found at an elevation of about 1,000 m.
Researchers identify previously unknown population of white-handed gibbons in Peninsular Malaysia, showing unusual mutations and potential local speciation. The discovery informs conservation efforts for translocation and reintroduction programs.
The study, published in Scientific Reports, used eDNA sequencing to investigate fish diversity in the Amazon River basin. Researchers found that only 26% of species identified with precision at the species level could be linked to traditional catch data.
A new species of wood lizard, Enyalioides feiruzae, has been described from the premontane forest of the Huallaga river basin in Peru. The lizard features stunning color variations and is believed to have established as a separate species due to geographical separation from a similar lizard.
Scientists have discovered three new dinosaur fossils in Northwest China, representing two new species: Silutitan sinensis and Hamititan xinjiangensis. The findings shed light on sauropods in the region and increase the known diversity of Mesozoic reptiles in the area.
A new study suggests a return-on-investment approach to focus taxonomic research on species in need of conservation. Researchers used this method to identify 24 Australian lizard and snake species that require better classification, highlighting the critical importance of accurate taxonomy for effective conservation.
A new study describes four previously undiscovered species of sponges collected from popular dive spots in Southern California, highlighting their unique characteristics and genetic differences. The discovery sheds light on the vast diversity of marine life that remains to be explored and studied.
Researchers compared four main bird species lists worldwide, finding that they agree on most birds but disagree in some regions. The lists differ by application, and some regions are understudied, leading to missed species. This highlights the need for true diversity recognition to conserve biodiversity.
Researchers at Yale have created a global map of undiscovered species, revealing that Brazil, Indonesia, Madagascar, and Colombia hold the greatest opportunities for new discoveries. The study also highlights the importance of taxonomists in finding undiscovered species, and emphasizes the need for more funding to close knowledge gaps.
A new PLOS Biology paper proposes a set of principles for creating and governing lists of the world's species, aiming to address the lack of an agreed list of all species. The proposed governance mechanism ensures that taxonomists' decisions are informed by stakeholders' needs.
Researchers propose a new 15-rank classification scheme to categorize coronaviruses like SARS-CoV-2 within the vast virosphere. The system groups RNA viruses and DNA viruses into distinct realms, enabling clear communication among virologists.
A new study found that extinction resistance, not ecological differentiation, drove the evolution of diverse marine animal life. Ecologically diverse clades became dominant due to their ability to survive mass extinctions, resulting in strong correlations between ecological diversity and taxonomic richness.
A decade-long genetic analysis of grasshopper relationships reveals the origin of the broadest lineage of grasshoppers in South America. The study's findings challenge previous assumptions and suggest major shifts in grasshopper classification.
The Journal of Hymenoptera Research published its 64th issue featuring 14 new genera and 29 new species of microgastrine wasps. The team described five new species named after institutions holding prominent wasp collections, including the Canadian National Collection and the South Australian Museum.
A new universal formula for determining species is presented to address the issue of identifying distinct populations as separate or subspecies. The formula uses statistical tests to measure differences between non-co-occurring and co-occurring populations, providing a more objective approach to taxonomy.
A team of scientists discovered four new species in the rare parasitoid genus Habroteleia, while also correcting the classification of five previously known species. The study maintains the species number within the group intact and provides an illustrated identification key to prevent future taxonomic confusion.
Researchers have uncovered two distinct moth species using leaf-mining moths that were previously misidentified due to their shared name. The corrected classification reveals that these insects expand their ranges differently, with one having a single annual generation and the other featuring multiple generations.
Taxonomists have described two new snout moth genera and three new species in southern China, revealing distinctive features such as the presence of androconium scales on forewings. The newly discovered species are likely to be found in adjacent countries, including India.
A comprehensive bee census led by Michigan State University scientists confirmed the discovery of a new species and revealed that Michigan has more than 420 species of bees, exceeding earlier estimates. The study also highlighted the importance of understanding wild bee populations and their benefits to crops and the environment.
A reevaluation of the Haarlem specimen reveals it to be a predator anchiornithid rather than Archaeopteryx, shedding new light on the evolutionary transition from reptiles to birds. The fossil's taxonomic analysis suggests that modern birds are direct descendants of carnivorous dinosaurs.
Researchers from the University of Guelph and collaborators identified four valid Calinaga species, which originated in southeast Tibet during the Eocene epoch. The study revealed that the genus diversified due to geological changes caused by the collision between Indian and Asian subcontinents.
A new species of eyeless catfish has been discovered in the Amazon River, with a unique adaptation to dark environments. The Xyliphius sofiae specimen is relatively small and pale, but well-adapted to its murky habitat, where it likely feeds on micro-invertebrates.
Two top entomology students, Paul Baker and Emily Nadeau, were honored with the naming of new wasp species, Leuroagathis paulbakeri and Scabagathis emilynadeauae. A new genus, Chimaeragathis, is also named after the Greek mythological monster Chimera, reflecting its distinct diagnostic characters.
The Brazilian spider experts discovered three new species and one new genus in the study, bringing clarity to a long-standing taxonomic problem. The researchers analyzed specimens from around the world, including those deposited in museum collections, to conclude that there are only 12 species in the Avicularia genus.
A new computational method, FishTaco, integrates taxonomic and functional approaches to identify bacterial species responsible for functional imbalances in the microbiome. Researchers found that diverse combinations of species drive functional imbalances in diseases like type 2 diabetes and inflammatory bowel disease.
A new species of ground beetle, Bryanites graeffii, has been described from a 147-year-old specimen found in the Muséum national d'Histoire naturelle in Paris. The discovery sheds light on the impact of human activity on ecosystems and highlights the extinction of native insect species due to colonization by non-native species.
Scientists compiled data on original Hydroides names and published a checklist paper revealing the genus is feminine, leading to re-examination of 107 species. The study provides insight into the origin of species names, including those based on descriptive characteristics or people/places.
A new extinct shark species, Megalolamna paradoxodon, was identified from fossilized teeth in the eastern and western United States, Peru, and Japan. The shark lived during the early Miocene epoch and is a close cousin of the megatoothed lineage, with characteristics similar to the modern-day salmon shark.
A new ant species reminiscent of 'Game of Thrones' dragons has been identified in the tropical rainforests of Papua New Guinea. The researchers used X-Ray microtomography to create virtual specimens, enabling them to analyze and share findings with scientists worldwide.
Dr. Guanyang Zhang and colleagues describe 24 new assassin bug species from over 10,000 specimens, shedding light on the insects' behavior and taxonomy. The discovery highlights the importance of natural history collections in uncovering new species.
A team of entomologists has discovered 12 new scuttle fly species in Los Angeles, showcasing the city's impressive insect diversity. The BioSCAN project, launched in 2013, aims to document urban faunal collections, emphasizing the importance of constant scientific curiosity and attention to rapidly changing environments.
The oldest zoological journal in Africa, African Invertebrates, has moved to Pensoft's ARPHA publishing platform for fast-track professional publication services and semantically enriched content. This move aims to ensure the journal's future relevance and growth through cutting-edge publishing tools and workflows.
A new key to all North European cuckoo wasp species has been published, featuring descriptions and illustrations of 74 species, including the newly described Chrysis borealis. The research team used DNA sequence information and morphometric analysis to distinguish the new species from its evolutionarily young sibling.
Researchers used walk-in field cages to study mating compatibility in fruit fly species complexes, revealing the potential of pheromone emission for species discrimination. This approach provides a semi-natural setting to assess mating behavior and attractiveness, crucial for developing targeted pest control methods.
Genetic divergence analysis reveals distinct groups among owl populations in southern Chile and comparisons with distant areas. The study suggests the existence of new species, with geographic isolation likely contributing to evolution.
Researchers discovered five new species of long-haired wasps in India, belonging to a previously unknown genus. The wasps' unique features include long hair-like structures along the margins of their wings.
A novel cybercatalog of southern African flower-loving flies showcases how taxonomic knowledge can be made available through links to online data providers. The catalog utilizes persistent identifiers, enabling machines to access the information, and demonstrates a digital future for taxonomy.
The Pan-European Species-directories Infrastructure (PESI) project provides a harmonized taxonomic reference system and high-quality data sets to efficiently handle big taxonomic data. It integrates five pillars, including knowledge, consensus, standards, data, and dissemination, to standardize taxonomic information across platforms.
A new digital method developed by Dr. Giuseppe Montesanto allows for the creation of detailed and accurate scientific illustrations for taxonomy, making it easier and faster to describe new species. The method uses bitmap graphics with GIMP and produces realistic ink-made drawings.
A team of Brazilian and English zoologists has developed a comprehensive guide to identifying 19 species of planktonic copepods from the 'de la Plata' basin, the second largest river basin in South America. The study provides detailed information on taxonomy, phylogenetic relationships, and identification keys for each sex.
Researchers have identified a second possible specimen of the rare 'pocket shark,' measuring just 5.5 inches long, with distinct physiological features and an unhealed umbilical scar.
A new taxonomic toolkit has resolved a century-long neglect of the Ophion parasitic wasp genus, revealing six new species and redefining the group's diversity. The toolkit uses a combination of molecular and morphometric analyses to accurately describe species, increasing confidence in taxonomy.
The Fauna Europaea project has published a collection of data papers covering 56 taxonomic groups, involving over 400 contributors. The publication marks a significant milestone in the dissemination of biodiversity data and highlights the importance of expert involvement in scientific research.
The Reptile Database has recorded over 10,000 known species, making it the most diverse vertebrate group after fish and bird species. The 10,000th species, Cyrtodactylus vilaphongi, is a tiny gecko discovered in Laos.
A new species of cetacean, the Australian humpback dolphin (Sousa sahulensis), has been officially named by researchers from the Wildlife Conservation Society and Clymene Enterprises. The discovery provides taxonomic clarity to a previously taxonomically confused group of marine mammals.
A new study explains how Avibase, an online global database of birds, successfully addresses issues related to standardized scientific names and their meanings. The database pairs scientific names with citation definitions using taxonomic concepts.
Scientists discover six new Dracula ants species in Madagascar that challenge the traditional ant caste system. The study reveals that minor workers become queens, revolutionizing our understanding of ant biology.
Scientists have discovered two new butterfly species in the eastern United States, one of which is a close relative of the well-known Carolina Satyr. The study reveals distinct differences in genitalia and DNA sequences between the two species, highlighting the complex genetic diversity of these butterflies.