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  1. Mar 1, 2024 · In a paper published last week in the journal Current Biology, Dr. Gainett, now at Boston Children’s Hospital, and his co-authors report that they believe they have discovered remnants in the...

  2. Mar 19, 2024 · In 2014, a 305-million-year-old fossilized daddy longlegs found in eastern France had four total eyes —two more than today’s living daddy longlegs. Together, these findings may one day help...

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  4. Mar 14, 2024 · March 14, 2024 at 11:00 am. A species of daddy longlegs has been hiding four extra eyes. While the newfound peepers never fully develop, the vestigial organs suggest that this arachnid lineage is...

  5. Mar 25, 2024 · Neuroanatomical gene expression surveys of eye-patterning transcription factors, opsins, and other structural proteins in the daddy-longlegs Phalangium opilio show that the vestigial median and lateral eyes innervate regions of the brain positionally homologous to the median and lateral eye neuropils, respectively, of chelicerate groups like spi...

  6. P. opilio is a member of the Eupnoi suborder of Opiliones. Distribution. P. opilio has a mostly Holarctic distribution and is the most widespread harvestman species worldwide, occurring natively in Europe, North and Central Asia, and Asia Minor. The species has been introduced to North America, North Africa and New Zealand from Europe.

  7. Aug 4, 2021 · We assembled the first harvestman draft genome for the species Phalangium opilio, which bears elongate, prehensile appendages, made possible by numerous distal articles called tarsomeres. Here, we show that the genome of P. opilio exhibits a single Hox cluster and no evidence of WGD.

  8. en.wikipedia.org › wiki › OpilionesOpiliones - Wikipedia

    5 suborders, > 6,650 species. The Opiliones (formerly Phalangida) are an order of arachnids colloquially known as harvestmen, harvesters, harvest spiders, or daddy longlegs. As of April 2017, over 6,650 species of harvestmen have been discovered worldwide, [1] although the total number of extant species may exceed 10,000. [2]