Background Exaggerated secondary sexual traits are widespread in nature and often evolve
under strong directional sexual selection. Although heavily studied from both theoretical and …

A survey of the semiaquatic bugs (Hemiptera: Heteroptera: Gerromorpha) from Alagoas and
Sergipe, Northeast Brazil, is presented. Specimens have been obtained mainly during three …

Cylindrostethus Fieber, 1861 is one of the most striking genera of water striders (Insecta:
Hemiptera: Gerridae) and has Pantropical distribution. Members of this group can be …

New records are presented for twenty-four species of Gerromorpha belonging to Gerridae
(Brachymetra furva, B. lata, Cylindrostethus palmaris, Halobatopsis platensis, Limnogonus …

The Heteroptera have holocentric chromosomes with kinetic activity restricted to the end of
chromosomes. The first meiotic division is reductional for the autosomes and equational for …

The use of aquatic insects in ecological studies of oil palm plantations provides an effective
evaluation of biodiversity loss caused by changes in habitat. Approaches at the population …

The Heteroptera are known for their odour, for being pests or for being disease carriers.
However, they are still not extensively studied, perhaps because they form a very large …

Taxonomic data on Coreidae have been fragmented over time and need to be revised.
Likewise, data related to the development of germ cells and the features of the male …

Pentatomidae comprises a diverse group of stink bugs widely distributed in the Neotropical
region. Many species are phytophagous and cause injuries to plants, and can thus be …

We assess karyotypic variation in the heteropteran infraorder Gerromorpha. Counts of
autosomes, m-chromosomes and sex chromosomes are obtained from literature reports for …