Results 41 to 50 of about 1,385 (302)

The five-legged ant: first record of teratology in Nesomyrmex asper (Mayr, 1887) (Hymenoptera: Formicidae)

open access: yesIntropica
Se presenta el primer caso teratológico de Nesomyrmex asper, caracterizado por una anomalía asimétrica manifestada en la ausencia de la pata media izquierda y un crecimiento desproporcionado de la mesopleura.
Brandon Steve Arredondo Hoyos   +1 more
doaj   +1 more source

Speculations on the origin and evolution of the genus Leishmania [PDF]

open access: yesMemorias do Instituto Oswaldo Cruz, 2000
Recently two hypotheses have been proposed for the evolution of Leishmania involving respectively a Neotropical or Paleartic origin for the species. Here an alternative proposal on the phylogeny of Leishmania based on the major divisions within the genus
Hooman Momen, Elisa Cupolillo
doaj   +1 more source

Leucocoprinus rhodolepis (Agaricaceae: Basidiomycota), a new species from Brazilian semi-arid region

open access: yesRevista Mexicana de Biodiversidad, 2022
A novel Leucocoprinus species was collected from the semi-arid region of Brazil in the Caatinga domain. Leucocoprinus rhodolepis is described based on morphological data.
Nathália U. Ferretti-Cisneros   +2 more
doaj   +1 more source

Multiple, White Ibis, Roseate Spoonbills, and Neotropic Cormorant, B [PDF]

open access: yes, 1930
A flock of white ibis with roseate spoonbills and a neotropic cormorant roost in a tree.https://digitalcommons.usf.edu/aesc_photographs/1904/thumbnail ...
Audubon Florida
core  

Do birds select habitat or food resources? Nearctic-neotropic migrants in northeastern Costa Rica. [PDF]

open access: yes, 2013
Nearctic-neotropic migrant birds need to replenish energy reserves during stopover periods to successfully complete their semiannual movements. In this study we used linear models to examine the habitat use of 11 migrant species in northeastern Costa ...
C John Ralph   +8 more
core   +1 more source

Datos bolos N. brasilianus.xlsx [PDF]

open access: yes, 2023
Effects of Covid19 anthropause in the ingestion of microplastic by Neotropic ...
Carlos Zavalaga (15926048)
core   +1 more source

Neuroanatomical diversity in Teleocichla with new volumetric and histological insights into the encephalon of Teleocichla monogramma Kullander 1988

open access: yesThe Anatomical Record, EarlyView.
Abstract Teleocichla comprises small cichlids that inhabit the rapid streams of Amazonian rivers; however, there has been limited research on their encephalon morphology. This study examined the neuroanatomy of four species, focusing on volumetric measurements of their encephalon subregions, and providing a histological description of the encephalon of
Renan Leão‐Reis   +4 more
wiley   +1 more source

Trypanosoma madeirae sp. n.: A species of the clade T. cruzi associated with the neotropical common vampire bat Desmodus rotundus

open access: yesInternational Journal for Parasitology: Parasites and Wildlife, 2019
Molecular phylogenetic studies have revealed the growing diversity of bat trypanosomes. Here, 14 isolates from blood samples of the vampire bat Desmodus rotundus (Phyllostomidae) from Rio de Janeiro, Southeast Brazil, were cultivated, and morphologically
Juliana H.S. Barros   +3 more
doaj   +1 more source

Neotropic Cormorant (Phalacrocorax brasilianus) Population Trends and Dynamics in Texas [PDF]

open access: yes, 1995
This study analyzes range expansion, population trends, reproductive success, band recoveries, and sightings of color-marked Neotropic Cormorants (Phalacrocorax brasilianus) in Texas. After a drastic population decline in coastal breeding colonies in the
Telfair, Raymond C., II
core  

Neoeubria inbionis Shepard & Barr, a new genus and new species of Neotropical water penny beetle (Coleoptera: Psephenidae: Eubriinae), with a key to the adult Eubriinae of the Neotropic Zone [PDF]

open access: yes, 2014
Shepard, William D., Barr, Cheryl B. (2014): Neoeubria inbionis Shepard & Barr, a new genus and new species of Neotropical water penny beetle (Coleoptera: Psephenidae: Eubriinae), with a key to the adult Eubriinae of the Neotropic Zone. Zootaxa 3811 (4):
Shepard, William D., Barr, Cheryl B.
core   +1 more source

Home - About - Disclaimer - Privacy