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Distributional Patterns of Chacoan Water Bugs (Heteroptera: Belostomatidae, Corixidae, Micronectidae and Gerridae)
Distributional patterns of South American species of aquatic and semiaquatic Heteroptera from the Chaco biogeographic province were analyzed. Based on a track analysis of 60 species of
A molecular phylogeny of the pan-tropical pond skater genus Limnogonus Stål 1868 (Hemiptera-Heteroptera: Gerromorpha-Gerridae).
TLDR
A manual optimization of geographical distribution onto the strict consensus tree suggests that Limnogonus is primarily an Old World group with independent transitions to the New World in L. franciscanus and in the common ancestor of Clade I.
Description of the nymphs of Ectemnostega (Ectemnostegella) stridulata (Hungerford 1948) (Hemiptera: Heteroptera: Corixidae)
The egg and the five nymphal instars of Ectemnostega (Ectemnostegella) stridulata are described and illustrated for the first time, with emphasis on the morphometry and chaetotaxy of selected
Geographic distribution of the Gerridae in Argentina (Insecta, Heteroptera)
TLDR
Gerridae Excepting L. ignotus and O. gualeguay which are rare, the remaining species are common in Argentina (no enough data are available for B. albinerva, M. plaumanni and M. vigilis).
TORRES
A list of the species of aquatic Coleoptera and Heteroptera occurring in the El Palmar National Park is presented. Sixtyseven species of Coleoptera included in 32 genera and seven families, and 42
Description of the nymphs of Tenagobia (Incertagobia) incerta Lundblad 1929 and Tenagobia (Schadeogobia) schadei Lundblad 1929 (Hemiptera: Heteroptera: Micronectidae), with emphasis on morphometry
The three last nymphs of Tenagobia (Incertagobia) incerta and the egg and the third and fifth nymphs of T. (Schadeogobia) schadei are described and illustrated for the first time, with emphasis on
Description of the immature stages of Trichocorixa mendozana Jaczewski (Hemiptera: Heteroptera: Corixidae)
TLDR
The egg and the instars I, IV, and V of Trichocorixa mendozana are described and illustrated for the first time and the main characters separating them are: the head width; the number of transverse sulcations of the rostrum; and the grade of development of the wing pads.
Morphometry and chaetotaxy of the nymphs of Ectemnostega (Ectemnostegella) quechua (Bachmann 1961) (Insecta: Hemiptera: Heteroptera: Corixidae)
TLDR
The egg and the five nymphal instars of Ectemnostega quechua are described and illustrated for the first time and the number of spines and setae on the posteroventral surface of mesofemur is identified.
Paravelia anta sp. n. and P. hungerfordi (Drake and Harris) from South America (Heteroptera: Veliidae)
Paravelia anta sp.n. from Argentina and Paraguay is described and compared with its close relative P. hungerfordi (Drake & Harris) from Brasil, which is redescribed. In addition, characteristics to
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