Works in South America
Published research works with metadata for South America (Continent).
1618 works
Showing 351 to 400 of 1618 works
The termite genus Glyptotermes (Isoptera, Kalotermitidae) from Paraguay
A 2012 termite expedition yielded the first species of Glyptotermes known from Paraguay, G. hickmani sp. nov. and G. canellae (Müller, 1873), the latter previously known from Arge…
Rugitermes ursulae (Isoptera, Kalotermitidae), a new drywood termite from the Caribbean coast of Colombia
Rugitermes ursulae sp. nov. is described from a sample collected inside a dead branch in a tropical dry forest of Colombia’s Caribbean coast using molecular information and extern…
The ichthyofauna of a poorly known area in the middle-southern Espinhaço mountain range, state of Minas Gerais, Brazil:…
Knowledge about the taxonomy and fish composition from the upper rio Paraúna (rio São Francisco basin) and upper rio Santo Antônio (rio Doce basin) in the middle portion of the So…
The Acidocerinae (Coleoptera, Hydrophilidae): taxonomy, classification, and catalog of species
The cosmopolitan subfamily Acidocerinae (Coleoptera: Hydrophilidae) is one of the largest and most taxonomically challenging lineages of water scavenger beetles. Recent phylogenet…
Carabid beetle (Coleoptera, Carabidae) richness, diversity, and community structure in the understory of temporarily fl…
Although tropical regions harbor the greatest arthropod diversity on Earth, the majority of species are taxonomically and scientifically unknown. Furthermore, how they are organiz…
Species-rich bark and ambrosia beetle fauna (Coleoptera, Curculionidae, Scolytinae) of the Ecuadorian Amazonian Forest …
Canopy fogging was used to sample the diversity of bark and ambrosia beetles (Coleoptera, Curculionidae, Scolytinae) at two western Amazonian rainforest sites in Ecuador. Sampling…
A revision of the Neotropical genus Coptoborus Hopkins (Coleoptera, Curculionidae, Scolytinae, Xyleborini)
The Neotropical xyleborine ambrosia beetle genus Coptoborus Hopkins is reviewed. The following 40 Coptoborus species are described: C. amplissimus sp. nov. (Peru), C. asperatus sp…
Biodiversity in tropical rainforests: Calleida Dejean, 1825 at the BIOLAT Biological Station, Rio Manu, Peru, with desc…
A monographic contribution is presented on the species of the genus Calleida Dejean, 1825 at the BIOLAT Biological Station, Rio Manu, Pakitza, Peru, sampled by Terry Erwin and his…
Onthophagus pilauco sp. nov. (Coleoptera, Scarabaeidae): evidence of beetle extinction in the Pleistocene–Holocene tran…
The South American Pleistocene–Holocene transition has been characterized by drastic climatic and diversity changes. These rapid changes induced one of the largest and most recent…
Ichthyofauna in the last free-flowing river of the Lower Iguaçu basin: the importance of tributaries for conservation o…
The fish fauna from the Lower Iguaçu River and tributaries upstream of the Iguaçu Falls, the last free-flowing river stretch, were investigated. Twenty five sites in tributaries a…
A review of the spider-attacking Polysphincta dizardi species-group (Hymenoptera, Ichneumonidae, Pimplinae), with descr…
The Neotropical Polysphincta dizardi species-group is revised. We describe seven new species from South America: P. bonita sp. nov., P. cosnipata sp. nov., P. inca sp. nov., P. ma…
A new species group of Strumigenys (Hymenoptera, Formicidae) from Ecuador, with a description of its mandible morphology
Strumigenys is one of the most diverse ant genera in the world and arguably the most morphologically diverse, exhibiting an exceptional range of mandible shape and function. A new…
Two new species of Archaeopodagrion (Odonata, Philogeniidae) from the western foothills of the Tropical Andes, with bio…
Two new species of the damselfly genus Archaeopodagrion, A. recurvatum sp. nov. and A. mayi sp. nov., are described from the confluence of the Tropical Andes and the Tumbes-Chocó-…
Morphological and genetic evidence supports the separation of two Tapinoma ants (Formicidae, Dolichoderinae) from the A…
The taxonomic boundaries of many Neotropical ant species of the genus Tapinoma are still unclear. Tapinoma atriceps and T. atriceps breviscapum are two morphologically similar tax…
Neotropical Nilothauma Kieffer, 1921 (Diptera, Chironomidae): Key, eleven new species, re-descriptions, new combination…
Nine new species of Nilothauma Kieffer, N. hamadae sp. nov., N. jupau sp. nov., N. karitiana sp. nov., N. leccii sp. nov., N. marianoi sp. nov., N. mateusi sp. nov., N. txukuyana …
Earthworm species in Musa spp. plantations in Brazil and worldwide
Bananas and plantains are major commodity/food crops that represent an important habitat for earthworms, although so far, no review is available on earthworm communities associate…
Description of three new species of Automeris Hübner, 1819 from Colombia and Brazil (Lepidoptera, Saturniidae, Hemileuc…
The Saturniidae is one of the most emblematic families of moths, comprising nearly 3000 species distributed globally. In this study, DNA barcode analysis and comparative morpholog…
The first two blind troglobitic spiders of the genus Ochyrocera from caves in Floresta Nacional de Carajás, state of Pa…
The first two anophthalmic species of spiders of the genus Ochyrocera Simon, 1892, are described for caves located in the iron formation of Floresta Nacional (FLONA) de Carajás in…
A new Andean genus, Lafontaineana, with descriptions of four new species and two new Neotropical species of Panthea (No…
Lafontaineana Martinez, gen. nov. is proposed as a new Neotropical genus of Pantheinae, forming a sister group to Gaujonia Dognin, 1891 based on a phylogenetic analysis. In additi…
Taxonomic revision of the New World members of the trapdoor spider genus Ummidia Thorell (Araneae, Mygalomorphae, Halon…
This study documents a comprehensive taxonomic treatment of the New World Ummidia species. At the onset of this work the genus comprised 27 species and one subspecies with a cosmo…
Review of the New World Notomicrus Sharp (Coleoptera, Noteridae) I: Circumscription of species groups and review of the…
The New World species of the minute aquatic beetle genus Notomicrus Sharp compose a much greater diversity than their Old World congeners, with 14 of the 17 known Notomicrus speci…
Revision of the southern Andean genus Sadocus Sørensen, 1886 (Opiliones, Gonyleptidae, Pachylinae)
Species of the genus Sadocus Sørensen, 1886 are conspicuous gonyleptids that occur in Chile and Argentina. Here, the genus is revised for the first time and the cladistic analysis…
Morphological and molecular evidence support the taxonomic separation of the medically important Neotropical spiders Ph…
The species of the genus Phoneutria (Ctenidae), also called banana spiders, are considered amongst the most venomous spiders in the world. In this study we revalidate P. depilata …
Review of the Neotropical water scavenger beetle genus Tobochares Short & García, 2007 (Coleoptera, Hydrophilidae, Acid…
The water scavenger beetle genus Tobochares Short & García, 2007 currently contains ten species, including one known but formally undescribed taxon. Although Tobochares was revise…
Revision and description of six species of Choeradoplana (Platyhelminthes, Tricladida), with an emendation to the genus
Living representatives of the Neotropical genus Choeradoplana Graff, 1896 (Geoplaninae, Tricladida, Platyhelminthes) are easily recognized by the typical shape of the head which i…
Minimalist revision and description of 403 new species in 11 subfamilies of Costa Rican braconid parasitoid wasps, incl…
Three new genera are described: Michener (Proteropinae), Bioalfa (Rogadinae), and Hermosomastax (Rogadinae). Keys are given for the New World genera of the following braconid subf…
Description of the male of Xystromutilla bucki Suárez, 1960 (Hymenoptera, Mutillidae), including new information on the…
The male of Xystromutilla bucki Suárez, 1960 is described and associated with the female based on couples reared from trap-nests occupied by Auplopus subaurarius Dreisbach, 1963 (…
Pimpla Fabricius, 1804 (Ichneumonidae, Pimplinae) from Uruguay: a replacement name, new records, and an identification …
We report new faunistic records of Pimpla Fabricius, 1804 from Uruguay. The following species are reported from the country for the first time: P. albomarginata Cameron, 1846, P. …
A new species of Ceratina (Ceratinula) Moure, 1941, with notes on the taxonomy and distribution of Ceratina (Ceratinula…
A new species of the small carpenter bee, genus Ceratina (Ceratinula) Moure, from the Cerrado Biome in midwestern Brazil is described and illustrated. Ceratina (Ceratinula) fiores…
A phylogenetic and taxonomic review of baviine jumping spiders (Araneae, Salticidae, Baviini)
The systematics and taxonomy of the tropical Asian jumping spiders of the tribe Baviini is reviewed, with a molecular phylogenetic study (UCE sequence capture, traditional Sanger …
Amphibians and reptiles of Parque Nacional da Serra das Lontras: an important center of endemism within the Atlantic Fo…
Information gaps about species distribution hamper the evaluation of conservation status and decisions on biodiversity conservation, affecting to a greater extent, areas with high…
Recognition and revision of the Phelister blairi group (Histeridae, Histerinae, Exosternini)
Forty-nine new species of Neotropical Exosternini are described in this work, representing the newly recognized Phelister blairi species group, within the large, heterogeneous tax…
Three new species of Rugitermes (Isoptera, Kalotermitidae) from Peru and Bolivia
The soldier of Rugitermes aridus sp. nov. is described from a xeric, termite-depauperate region of central Peru. Rugitermes rufus sp. nov. and R. volcanensis sp. nov. are describe…
Phyllocnistis furcata sp. nov.: a new species of leaf-miner associated with Baccharis (Asteraceae) from Southern Peru (…
The southwestern Andes of Peru harbors a hidden taxonomic diversity of Lepidoptera. Here a new leaf-mining species of Gracillariidae (Lepidoptera) is described, Phyllocnistis furc…
A new species of Pristimantis (Amphibia, Anura, Strabomantidae) from the Pui Pui Protected Forest (central Peru), with …
We describe a new Pristimantis species from the eastern Andes, Región Junín, Peru following an integrative taxonomic approach. The description is based on three adult males (snout…
Three new species of frogs of the genus Pristimantis (Anura, Strabomantidae) with a redefinition of the P. lacrimosus s…
A new phylogeny for the Pristimantis lacrimosus species group is presented, its species content reviewed, and three new species described from the eastern slopes of the Ecuadorian…
Four new Neotropical species of Eudicrana Loew (Diptera, Mycetophilidae, Sciophilinae) from the Colombian high Andean e…
Four new species of the sciophiline genus Eudicrana Loew are described for the Eastern and Central Andes of Colombia–Eudicrana silvaandina sp. nov., E. chingaza sp. nov., E. macul…
Revision of the South American genus Gaujonia Dognin (Noctuidae, Pantheinae) with descriptions of five new genera and t…
The endemic Neotropical genus Gaujonia Dognin is revised. Morphological characters and a phylogenetic analysis demonstrate paraphyletic relationships among the species. Four diffe…
First record of a mermithid worm (Nematoda, Mermithidae) parasitizing a third instar nymph of Triatoma sordida (Stål, 1…
A juvenile specimen of a mermithid (Nematoda) was found parasitizing a third instar nymph of Triatoma sordida from Mato Grosso, Brazil. This is the first record of mermithid paras…
Jumping plant lice of the genus Aphalara (Hemiptera, Psylloidea, Aphalaridae) in the Neotropics
The Neotropical species of the predominantly north temperate genus Aphalara are reviewed. Four species are recorded here from this region, two of which are described as new. Aphal…
An update of the genera Idiasta Foerster and Rhacalysia Cameron (Hymenoptera, Braconidae, Alysiinae) and the descriptio…
Taxonomic combinations have been made involving the two genera Idiasta Foerster and Rhacalysia Cameron. Four new species are described from Brazil: Idiasta rupina sp. nov., Rhacal…
Exotic-looking Neotropical Tischeriidae (Lepidoptera) and their host plants
Seven new species of Tischeriidae are described from the Neotropics: Astrotischeria jociui Diškus & Stonis, sp. nov. (feeding on Wissadula excelsior (Cav.) C. Presl., Malvaceae), …
Prathapanius fortis, a new genus and new species of Galerucinae from Ecuador (Coleoptera, Chrysomelidae)
Prathapanius Viswajyothi & Clark, gen. nov., is described and illustrated. The genus is placed in the chrysomelid section Diabroticites Chapuis (subtribe Diabroticina Chapuis, tri…
Quasitagalis afonsoi, a new genus and a new species of Saicinae (Hemiptera, Reduviidae) inhabiting a cave in Brazil, wi…
Quasitagalis afonsoi gen. et sp. nov. of Saicinae (Hemiptera, Reduviidae) is described based on a male and three female specimens collected in a cave in the State of Tocantins, Br…
A revision of the Aleiodes bakeri (Brues) species subgroup of the A. seriatus species group with the descriptions of 18…
The Aleiodes bakeri (Brues) species subgroup of the A. seriatus species group is defined based on two previously described species, A. bakeri and A. nigristemmaticum (Enderlein), …
Rugitermes tinto: A new termite (Isoptera, Kalotermitidae) from the Andean region of Colombia
The imago and soldier castes of a new Rugitermes Holmgren, 1911 species, R. tinto sp. nov. are described. It is the ninth species of Rugitermes from South America and the first re…
Diversity of benthic marine mollusks of the Strait of Magellan, Chile (Polyplacophora, Gastropoda, Bivalvia): a histori…
An increase in richness of benthic marine mollusks towards high latitudes has been described on the Pacific coast of Chile in recent decades. This considerable increase in diversi…
A new Terrarana frog of genus Pristimantis from an unexplored cloud forest from the eastern Andes, Colombia
A new species of Pristimantis (Craugastoridae, subgenus Pristimantis) is described from a relict and unexplored cloud forest in the western slope from Cordillera Oriental of the C…
DNA barcoding and hypopygium shape support delimitation of sympatric Dissomphalus species (Hymenoptera, Bethylidae) fro…
Dissomphalus is a cosmopolitan genus of Bethylidae and has 269 Neotropical species divided into 32 species-groups, mostly defined by the genital and the tergal process structures.…
Designation of a neotype for Mazama americana (Artiodactyla, Cervidae) reveals a cryptic new complex of brocket deer sp…
Mazama americana (red brocket deer) is the genus-type species (first species described for this genus) and the basis for the identity of other Mazama species. Mazama americana is …