Results 21 to 30 of about 1,874 (98)

A Review of the Biology and Taxonomy of Freshwater Shrimps of the South American Genus Pseudopalaemon Sollaud, 1911 (Decapoda: Palaemonidae)

Arthropoda
The palaemonid shrimp genus Pseudopalaemon Sollaud, 1911, is endemic to South America, comprising seven freshwater and low salinity species. This study aimed to compile an overview of the genus, including an illustrated identification key for species and
Thaís Arrais Mota, Sammy De Grave, Fabrício Lopes Carvalho   +2 more
doaj   +1 more source

It’s a Spider-Eat-Spider World: Observations of Nonsexual Cannibalism in the Invasive Jorō Spider Trichonephila clavata

Arthropoda
Spiders and other arthropods can sometimes consume others of their kind, and this is most often associated with mating activity, whereby females cannibalize males during or after mating, or during mating attempts. Nonsexual cannibalism is less common but
Andrew K. Davis, Andre Leo, Kade Stewart, Caitlin Phelan, Alexa Schultz   +4 more
doaj   +1 more source

Revision of the thylacocephalan biota from the Upper Triassic Polzberg Konservat-Lagerstätte, Austria [PDF]

Acta Palaeontologica Polonica
Known for over 140 years, the Upper Triassic Polzberg Konservat-Lagerstätte is an exceptional early Carnian marine assemblage discovered in the Northern Calcareous Alps of Lower Austria. The Polzberg biota is composed of a diverse marine fauna, including
Thomas Laville, Petra Lukeneder, Alexander Lukeneder   +2 more
doaj   +1 more source

Bristly millipedes (Polyxenida) in Deep-Time Highlight Their Conserved Life Habits for 100 Million Years

Arthropoda
Pincushion millipedes or bristly millipedes (Polyxenida) are common and widespread around the world, yet we still lack a proper understanding of the life of these elusive animals.
Jéhan Le Cadre, Diying Huang, Patrick Müller, Carolin Haug, Joachim T. Haug   +4 more
doaj   +1 more source

Springtails (Hexapoda, Collembola) of Savadkuh (Mazandaran) with the description of a new species of Isotomurus Börner (Entomobryomorpha, Isotomidae) [PDF]

Journal of Insect Biodiversity and Systematics
The present study was conducted to investigate springtail fauna of different ecosystems in Savadkuh County, southeast of Mazandaran province, during 2021–2022. Results of the current study led to the identification of 26 species, which were determined as
Fatemeh Zamani Khormandichali, Masoumeh Shayanmehr, Elham Yoosefi Lafooraki, Mahmoud Mohammadi Sharif   +3 more
doaj  

The Prevalence of Egg Parasitoids of Two Cobweb Spiders in a Tropical Urban Gradient

Arthropoda
Parasitoidism strongly influences the structure of the spiders’ populations, and it can be affected by environmental factors such as those caused by anthropogenic actions.
Natalia Jiménez-Conejo, Paul E. Hanson, Eduardo Chacón-Madrigal, Geovanna Rojas-Malavasi   +3 more
doaj   +1 more source

Two New Species of Crayfish of the Genus Cherax (Crustacea, Decapoda, Parastacidae) from Western and Eastern Indonesian New Guinea

Arthropoda
Two new species of the genus Cherax are described and illustrated. Cherax rayko n. sp., endemic to the Bian River drainage basin in the Muting District, in the northern part of the Merauke Regency, South Papua, Indonesia, is described, figured, and ...
Christian Lukhaup, Rury Eprilurahman, Thomas von Rintelen   +2 more
doaj   +1 more source

Three New Species of the Freshwater Shrimp Genus Caridina from Australia

Arthropoda
Three new species of the genus Caridina are described from the northernmost part of Australia. Caridina darwin n. sp. resembles Caridina temasek Choy and Ng, 1991 but differs in the armature of the rostrum, the development of epipods on the pereiopods ...
Werner Klotz, Thomas von Rintelen, Kristina von Rintelen   +2 more
doaj   +1 more source

Resultados preliminares obtenidos a partir de una trampa Malaise situada en una zona mediterránea pirenaica

Pirineos: Revista de Ecología de Montaña, 1996
[es] En este estudio se da cuenta de los distintos órdenes de artrópodos capturados mediante una trampa Malaise en Santa Coloma (Andorra) después de un año de muestreo. Han sido colectados 141.522 ejemplares pertenecientes a 20 órdenes distintos.
J. Pujade Villar
doaj   +1 more source

Unlocking Industry Views for Effective Redlegged Earth Mite Resistance Management

Arthropoda
Insecticide resistance is a growing threat to global food security, with several major pests in Australian broad-acre systems already showing high resistance levels.
Elizabeth C. Lowe, Luis Mata, Michael Santhanam-Martin, Leo McGrane, Jessica C. Lye, Paul A. Umina   +5 more
doaj   +1 more source