Results 121 to 130 of about 55,527 (262)

Intraspecific variation of early Cambrian (stage 3) arthropod Retifacies abnormalis revealed by morphometric analyses

open access: yesFrontiers in Ecology and Evolution
Retifacies abnormalis is a large artiopodan euarthropod known only from the famous fossil deposits of the Chengjiang biota, China (Cambrian Series 2, Stage 3).
Weiliang Lin   +3 more
doaj   +1 more source

Vertical and time distribution of Pseudoscorpiones (Arthropoda: Arachnida) in a floodplain forest in the Brazilian Pantanal

open access: yes, 2017
Pseudoscorpions embrace a diverse group of arachnids with approximately 3 500 species that occur in various habitats, such as soil, leaf litter, caves and canopies. This study aimed at evaluating the relationship between the pseudoscorpion assemblages in
L. D. Battirola   +5 more
semanticscholar   +1 more source

Narceus woodruffi Causey : a forgotten milliped species (Spirobolida: Spirobolidae) [PDF]

open access: yes, 2002
Previous treatments ofthe east-Nearctic spirobolid genus Narceus Rafinesque have overlooked the name, N. woodruffi Causey. The holotype is lost, but examinations of a non-typical male and two paratype and three non-typical females show it to be a valid ...
Shelley, Rowland M.
core  

Ticks and tick‐borne bacterial pathogens found on hard ticks (Acari: Ixodidae) on cattle in the Central River region of The Gambia

open access: yesMedical and Veterinary Entomology, Volume 40, Issue 1, Page 91-100, March 2026.
First detection of Ehrlichia minasensis, Anaplasma marginale and hemotropic Mycoplasma spp. in cattle in The Gambia. Identification of four tick species, with Hyalomma marginatum being the most common. 15.6% of ticks tested positive for tick‐borne pathogens, including Ehrlichia spp., A. marginale and hemotropic Mycoplasma spp.
Alpha Kargbo   +9 more
wiley   +1 more source

Trilobite Eyes and Their Evolution

open access: yesArthropoda
Trilobites, as typical euarthropods, possess compound eyes. In 1901, Lindström was the first to describe them in detail; on the one hand, we reconsider his descriptions of the different modes of trilobite eyes; on the other hand, we expand this by ...
Brigitte Schoenemann
doaj   +1 more source

Recovery at Morvin: SERPENT final report [PDF]

open access: yes, 2010
Recovery from disturbance is poorly understood in deep water, but the extent of anthropogenic impacts is becoming increasingly well documented. We used Remotely Operated Vehicles (ROV) to visually assess the change in benthic habitat after exploratory ...
Gates, A.R., Jones, D.O.B.
core  

Evolutionary Conservation and Diversification of Five Pax6 Homologs in the Horseshoe Crab Species Cluster

open access: yesArthropoda
Horseshoe crabs represent the most ancestral chelicerate lineage characterized by marine ecology and the possession of lateral compound eyes. While considered living fossils, recent studies reported an unusual number of Pax6 genes in the Atlantic ...
Tanay Dakarapu, Markus Friedrich
doaj   +1 more source

New records of Laboulbeniales (Fungi, Ascomycota) for The Netherlands

open access: yes, 2012
Laboulbeniales are obligate ectoparasitic ascomycetes occurring on Arthropoda, mostly insects. Since the 1950s almost no research on Laboulbeniales has been done in The Netherlands.
De Kesel, André   +4 more
core  

STRUKTUR KOMUNITAS ARTHROPODA PADA SERESAH DI LANTAI GUA JLAMPRONG, GUNUNGKIDUL, YOGYAKARTA [PDF]

open access: yes, 2015
Penelitian ini bertujuan untuk mengetahui keanekaragaman Arthropoda pada seresah, struktur komunitas Arthropoda pada seresah di lantai Gua Jlamprong, dan perbedaan antar struktur komunitas Arthropoda pada seresah di lantai Gua Jlamprong.
Hasanah, Uswatun
core  

Description of Limb Anomalies Resulting from Molt Irregularities in Ammothea hilgendorfi (Pycnogonida: Ammotheidae)

open access: yesArthropoda
Limb anomalies are widespread and diversified in arthropods. From trilobites to insects, they range from the loss to the addition or fusion of legs and may appear congenitally or be induced experimentally (e.g., amputation or injury).
Antoine Flandroit   +2 more
doaj   +1 more source

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