AQUATIC HEMIPTERA GELASTOCORIDAE PDF

One exception is the Gelastocoridae, which are riparian and possess short antennae. The truly Most aquatic and semiaquatic Hemiptera are predatory. Hemiptera, Gelastocoridae, Nerthra, China. Introduction. Toad bugs ( Gelastocoridae) are a remarkable group of aquatic bugs (Nepomorpha). which are derived. Key to California semiaquatic and aquatic Hemiptera based on habitats and habits of the Nepomor- pha. suggested that the Ochteridae and Gelastocoridae.

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Aradoidea Aradidae flat bugs Termitaphididae termite bugs. Saldidae shore bugs Leptopodidae spiny shore bugs Omaniidae Aepophilidae. The Nerthrinae includes one fossil genus, Cratonerthra Martins-Neto, with two species Ruf et al. Pronotum widest qquatic transverse furrow, a little narrower than abdomen; lateral margins of pronotum parallel or nearly so, anterior and posterior margin weakly sinuate; surface coarsely granulate. Australian Gelastocoridae species are usually flightless with the wings either absent or greatly reduced.

Males stridulate by rubbing the sclerotized posterior margin gelastoocoridae the proctiger on a roughened area on the genital capsule.

Gerridae water striders Hermatobatidae Veliidae riffle bugs. Eds Advances in Heteroptera research. Bristles mostly short and clavate, groups of long black bristles on basal tumescences and median part of pronotum. Transactions of the American Entomological Society Festschrift in Honour of 80th Anniversary of Michail Josifov— Gelasotcoridae giant water bugs Nepidae water scorpions, needle bugs. Right paramere swollen apically and stick out at middle.

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Click here to view. Generally oval, flattened, cryptic, with bulging eyes and antennae hidden under the head. Ventral surface dark brown, the bases of the middle and hind legs with a few patches of yellowish brown. Eggs are broadly oval, flattened on one side and the shell has a rough hexagonal sculpture. Mononyx turgidulus Distant, Body large size for the genus.

Connexivum broadly expanded laterally in both sexes. Harcourt Brace College Publishers.

Gelastocoridae – Wikipedia

Australia wide Sensitivity Rating: Pronotum greatly expanded laterally; lateral margins converging anteriorly, subparallel for posterior half; posterior angle projecting obliquely posterolateral, rather pointed; posterior margin with five concavities.

Abdominal V-IV sternites of male mostly asymmetrical, ninth sternite rather oval, wider than long, not as long as eighth sternite; seventh sternite sternite about half as long as eighth sternite; fifth sternite very short medially Fig. Gelastocoridae at the edge of the Eel River, California.

Body dorsally brown, with variable yellowish or other marking, often obscured by muddy crust. XML Treatment for Nerthra macrothorax. Apex of head with four tubercles, one at the apex is not visible in the dorsal view, the others sometimes rather indistinct Fig.

Bristles short or moderately long, clavate, slightly curved, bristles in rows and clumps on hemelytra and in clumps on scutellum and pronotum. Naucoridae creeping water bugs. Coleorrhyncha are a different clade gelsstocoridae Heteroptera.

XML Treatment for Nerthra macrothorax: Mononyx grossus Montandon, XML Treatment for Nerthra indica.

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HemipteraGelastocoridae aquatjc, NerthraChina. Upcoming Events Discussioninsects and people from the BugGuide Gathering in VirginiaJuly Photos of insects and people from the gathering in WisconsinJuly Photos of insects and people from the gathering in VirginiaJune Gelastocoris Fore leg with one claw two in nymphs! Heteroptera with Coleorrhyncha were referred to as Prosorrhyncha.

Published online May Northern Hemisphere species seem to be nocturnal, hiding and resting during the day then crawling across wet or damp substrata at night to forage and hunt. This species differs ggelastocoridae N. Records of the Zoological Bemiptera of India 96 The lateral margins of the pronotum markedly asymmetrical, pronotum about as wide at anterior third as at the level of the transverse furrow.

Family Gelastocoridae – Toad Bugs

Abstract The three species of Nerthra Say, Hemiptera: Body middle sized for the genus. In view of its inability to fly, its wide distribution is attributed to dispersion by drift on plant debris Todd Received Oct hemipters Accepted Apr The male genitalia were examined in hemkptera and illustrated using a Zeiss Discovery V8 microscope.

Heteroptera from China I. AnimaliaHemipteraGelastocoridae. Identification manual for the aquatic and semi-aquatic Heteroptera of Florida Epler J. Biodiversity of the Heteroptera Henry T.

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