Tag

Taxonomy

All articles tagged with #taxonomy

science2 days ago•5 min saved

Milpe Rain Frog Emerges as a Truly New Species After Taxonomic Mix-Ups

A team re-examined 1902 frog specimens from Ecuador and found that what was long labeled Pristimantis subsigillatus actually encompassed a distinct, living population now named Pristimantis milpe (Milpe Rain Frog). Through holotype re-evaluation and DNA testing, researchers showed the subsigillatus holotype is conspecific with a different species (P. latidiscus), while P. milpe is widespread in the Pacific basin and easily identifiable by its call and female color pattern. The finding highlights how common species can be misclassified for decades and suggests auditing other Pristimantis classifications.

via ScienceAlert|

#ecuador #holotype #milpe-rain-frog

science2 days ago•51 min saved

Milpe Rain Frog Emerges as Its Own Species After Decades Of Taxonomic Mix-Ups

A re-examination of a 1902 frog holotype revealed that populations once labeled Pristimantis subsigillatus are actually a distinct species, Pristimantis milpe (Milpe Rain Frog), widely distributed in Ecuador and southern Colombia, highlighting a decades-long taxonomic mix-up and prompting calls to audit similar classifications.

via Yahoo|

#ecuador #holotype #milpe

science3 days ago•4 min saved

Time to Redraw the Human Family Tree

New fossil data and genetic analysis cast doubt on the traditional three-genus view of human relatives (Homo, Australopithecus, Paranthropus), showing these groups often aren’t true clades and traits evolve in mosaic ways. Some researchers suggest folding Australopithecus and Paranthropus into a broader Homo genus to reflect actual relationships and to accommodate interbreeding over millions of years. The proposed reclassification would improve alignment with evolutionary history but would blur familiar distinctions and change everyday language about humans’ place on the primate family tree. We’re in a transition toward taxonomy that mirrors real relationships.

via Nautilus | Science|

#australopithecus #clades #homo

science8 days ago•2 min saved

Taxonomy rethink: expand Homo to include early cousins in human evolution

Monash University researchers argue that recent fossil discoveries blur boundaries between Homo, Australopithecus, and Paranthropus, proposing to expand the genus Homo to better reflect complex, non-linear human evolution and reduce future reclassifications as new fossils emerge.

via Science Daily|

#australopithecus #homo-genus #human-evolution

science8 days ago•8 min saved

Hominin Taxonomy Reimagined: Australopithecus and Paranthropus Could Join Homo

Dr. Ian Towle proposes folding Australopithecus and Paranthropus into Homo to better reflect shared ancestry and gene flow, arguing that brain size, tool use, and other traits no longer reliably separate genera; citing non-monophyly in Australopithecus and interbreeding among close relatives, he suggests expanding Homo back to about 4–5 million years ago (anchored at A. anamensis) and redefining Hominini and Hominina; the paper is published in the American Journal of Biological Anthropology.

via Sci.News|

#australopithecus #homo #paleoanthropology

science-tech9 days ago•11 min saved

Should Homo expand to include Australopithecus and Paranthropus?

New fossil data and genetic analyses suggest the traditional three-genus classification of human relatives (Homo, Australopithecus, Paranthropus) doesn’t reflect true evolutionary branches, with evidence that Australopithecus and Paranthropus may not form real clades; some researchers propose folding them into an expanded Homo genus to better map our family tree, though this would erase familiar distinctions and require changes in language and interpretation of human evolution.

via theconversation.com|

#australopithecus #evolution #hominins

science12 days ago•9 min saved

Antarctic Whaling Find Unmasks a New Oceanic Squid Family: Mobydickia poseidonii

A squid recovered from a sperm whale’s stomach during the 1955–56 Antarctic whaling season was long misidentified as Ancistrocheirus lesueurii but has been reclassified as the sole representative of a new oceanic-squid family, Mobydickidae, with the new genus Mobydickia and species poseidonii. Described in 2025, the finding rests on distinctive anatomy (including unique hooks and absence of photophores) and, lacking DNA data, uses morphology from the holotype—the specimen traveled from a private collection to the Natural History Museum in London and then to the ICM-CSIC in Barcelona for study. This marks the first new oceanic-squid family since 1998 and highlights how old collections can reveal hidden biodiversity, though it does not imply a living population or ecological significance beyond taxonomic refinement.

via Space Daily|

#mobydickiaposeidonii #mobydickidae #natural-history-collections

science23 days ago•6 min saved

A tiny Amazon patch could house 40,000 insect species, many undiscovered

A Brazilian megaproject is surveying insects across a 10,000‑hectare central Amazon site from ground to canopy, deploying multi‑level traps and a blitz of methods. After 14 months they’ve collected about 5.5 million specimens, with around 600,000 slated for DNA sequencing, and preliminary data suggest as many as 40,000 species may inhabit this patch—roughly 0.7% of the world’s estimated six million insect species—work being carried out by ~400 taxonomists who will describe and name new species, often drawing on Indigenous languages, rivers and regional history.

via Nature|

#amazon-rainforest #biodiversity #dna-barcoding

science2 months ago•8 min saved

New Hairy Ghost Pipefish Named for Sesame Street's Mr. Snuffleupagus

Marine biologists have described a new species of hairy ghost pipefish, Solenostomus snuffleupagus, from the Southwest Pacific. Measuring about 1–1.5 inches, it’s the seventh known ghost pipefish and is distinguished by extra vertebrae and distinctive hair-like filaments that aid camouflage, suggesting a divergence from its relatives around 18 million years ago. The species’ shaggy, red-algae–like appearance led to comparisons with Sesame Street’s Mr. Snuffleupagus in media coverage.

via Boing Boing|

#ghost-pipefish #marine-biology #new-species

science2 months ago•8 min saved

Angola's Lisima plateau uncovers dozens of species new to science

An expedition to Angola’s Lisima plateau documented extraordinary biodiversity: 103 dragonfly/damselfly species (163 for the region), 34 species new to Lisima and six new to Angola, eight undescribed species, and about 1,000+ butterflies and moths, plus 47 grasshoppers/katydids/crickets and other taxa. The Cassai Life Atlas findings by The Wilderness Project fill a major knowledge gap and will guide conservation and land-use decisions as mining and habitat loss threaten the area. The team, including 16 specialists, aims to study 1.2 million square kilometres of African freshwater wilderness by 2035.

via BBC Wildlife Magazine|

#angola #biodiversity #conservation

science3 months ago•5 min saved

Tiny Blue Galápagos Octopus Earns a New Species Name via 3D CT Scan

A golf-ball-sized blue octopus living in deep waters off Darwin Island in the Galápagos has been formally described as a new species, Microeledone galapagensis, after researchers used nondestructive CT scanning to build a detailed 3D model of its anatomy. The study underscores how much remains unknown about deep-sea life and the value of exploration and conservation.

via WIRED|

#ct-imaging #deep-sea #galapagos-islands

science3 months ago•7 min saved

Ocean Census Discovers 1,121 New Ocean Species, From Glass-Walled Worms to Ghost Sharks

The Ocean Census reports 1,121 previously unknown ocean species discovered since last April, highlighting deep-sea biodiversity through findings such as a glass-shelled worm living in a glass sponge off Japan, ghost sharks, unknown rays and catsharks, ping-pong ball sponges, and sea pens. However, many of these discoveries have not yet been formally described as new species, a process that can take years, underscoring how much we still don't know about Earth's biodiversity.

via vox.com|

#biodiversity #deep-sea #new-species

science3 months ago•182 min saved

Tiny wasp Attenboroughnculus tau named after David Attenborough on his 100th birthday

Scientists named a newly identified Chilean wasp, Attenboroughnculus tau, after Sir David Attenborough to honor his 100th birthday. The 3.5 mm parasitic wasp was in the Natural History Museum’s collection for about 40 years before researchers described it and created a new genus to accommodate it. Attenborough already has more than 50 species named for him, underscoring his impact on science and public understanding of the natural world.

via CNN|

#attenborough #attenboroughnculus-tau #natural-history-museum

environment4 months ago•8 min saved

In Linnaeus's wake: Swedish scientists reveal biodiversity through a striking photo essay

A Guardian photo essay by Christer Björkman spotlights Swedish scientists, each with a personal object or book, as they explore life from tiny insects to hairy plants. The portraits span entomology, mycology, palaeontology and taxonomy, showcasing researchers continuing Linnaeus’s legacy and highlighting biodiversity and the extinction crisis through a visual record of work across Swedish institutions.

via The Guardian|

#biodiversity #entomology #environment

health4 months ago•22 min saved

Delphi Consensus Defines a Core Six-Dimension Taxonomy for Positive Mental Health

A Delphi study with 122 experts across 11 disciplines identifies 19 dimensions for a preliminary taxonomy of positive mental health, with six dimensions—meaning and purpose, life satisfaction, self-acceptance, connection, autonomy, and happiness—receiving the highest consensus (>90%). The work aims to standardize how positive mental health is conceptualized across fields to improve measurement, intervention design, and policy, using three iterative rounds to refine 26 initial dimensions and incorporate expert suggestions.

via Nature|

#delphi-method #health #interdisciplinary