Hydrometridae


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Related to Hydrometridae: Veliidae

Hydrometridae

[‚hī·drə′me·trə‚dē]
(invertebrate zoology)
The marsh treaders, a family of hemipteran insects in the subdivision Amphibicorisae.
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The Hydrometridae of the Hungarian National Museum and other studies in the family (Hemiptera).
Terrestrial Hydrometridae (Heteroptera) from Madagascar, and the remarkable thoracic polymorphism of a closely related species from Southeast Asia.
There is a relatively strongly supported sister group relationship between Hydrometridae and Hermatobatidae, which was diagnosed on the basis of upright egg deposition and a distinctly prolonged mesothorax (Damgaard, 2008b).
This gerrid subfamily is diagnosed by a unique combination of characters, although all of them are either homoplasies, such as thornlike microstructures on the cuticulum (also found in Veliidae) and well-developed bucculae (also found in Hebridae, Hydrometridae and Macroveliidae) or reversals, such as the well-developed female ovipositor, the presence of second gonocoxae, the sclerotization of second gonapophyses, the absence of glandular areas of the female gynatrial sac, and the absence of a fecundation pump of the female gynatrial complex (Damgaard, 2008b).
Entire mitochondrial genomes are now available for representatives of the Hydrometridae and Gerridae greatly improving the availability of new primers for PCR-amplification and sequencing (Hua et al.
A new and primitive genus and species of Hydrometridae (Hemiptera, Gerromorpha) with a cladistic analysis of relationships within the family.
Mesoveliidae, Hebridae, and Hydrometridae of Australia (Hemiptera: Heteroptera: Gerromorpha), with a reanalysis of the phylogeny of semiaquatic bugs.
Andersen (1977, 1982), and Andersen and Grimaldi (2001) analyzed the phylogeny of Hydrometridae and provided a higher level classification for the group that was identical in each case in regard to currently extant taxa.
An interesting new genus and species of Hydrometridae (Hem.