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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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Material and methods The male genitalia were examined in glycerol and illustrated using a Zeiss Discovery V8 microscope. The lateral margins of the pronotum markedly asymmetrical, pronotum about as wide at anterior third as at gelasocoridae level of the transverse furrow.

Body shape most closely related to N. Introduction Toad bugs Gelastocoridae are a remarkable group of aquatic bugs Nepomorpha which are derived from aquatic ancestors and have become secondarily terrestrial Hebsgaard et aquatiic. By using this site, you agree to the Terms of Use and Privacy Policy. Hebridae velvet water bugs. Field Guide to Insects of South Africa. From Wikipedia, the free encyclopedia.

Identification and Ecology of Australian Freshwater Invertebrates

Key to genera adapted from 3. Corixoidea Corixidae water boatmen. Body large size for the genus. Lingnan Science Journal 20 1: Records of the Indian Museum Scutellum rather small, apex narrowed, basal portion depressed, inclining to apex which is the most elevated part. Please consider a year-end gift to BugGuide! Scutellum slightly darker than rest of dorsal surface Fig. Figs 1A, B ; 2A—G. Mononyx indicus Atkinson, Nerthra arunachalensis Thirumalai, Nepomorpha of south-eastern Asia.


New Holland Publishers, Ltd. Hemelytra entirely coriaceous, fused together, extending slightly beyond end of abdomen, large longitudinal carinae present; base of embolium greatly expanded laterally.

Aenictopecheidae Enicocephalidae unique-headed bugs, gnat bugs. The life cycle is poorly known. Fore leg with two claws, gelastocooridae tarsus well separated from the tibia; profemora not broadly triangular; pronotum at base of head as wide as eyes Articles with ‘species’ microformats.

Abdomen greatly expanded laterally in females. This species differs from N. XML Treatment for Nerthra aquatkc. Gelastocoridae catch their prey by leaping on top of them and grasping them with their modified front legs. Apart from the no doubt considerable physical protection that the armour affords them, the layer of sand renders them effectively invisible on the ground unless they move at the wrong moment.


Artheneidae Berytidae stilt bugs Blissidae Colobathristidae Cryptorhamphidae Cymidae Geocoridae Henicocoridae Heterogastridae Idiostolidae Lygaeidae milkweed bugs, gekastocoridae seed bugs Malcidae Ninidae Oxycarenidae Pachygronthidae Rhyparochromidae atypical seed bugs Piesmatidae ash-grey leaf bugs.


The Gelastocoridae toad bugs is a family of about species of insects in hemiptefa suborder Heteroptera. Gelastocoridae are riparian insects, generally found at the margins of streams and ponds, where they are predators of small insects.

They are considers to be semi-aquatic species occurring in riparian and littoral areas of lentic water bodies or from very slow flowing areas of rivers.

Family Gelastocoridae – Toad Bugs

Body sculpture, outlines of the pronotum, hemelytra and abdomen very variable. Heteroptera with Coleorrhyncha were referred to as Prosorrhyncha.

Aradoidea Aradidae flat bugs Termitaphididae termite bugs. Hemelytra not extending aquxtic the end of the abdomen, membrane well developed; embolium with the basal half of the lateral margin nearly straight, not expanded laterally at middle. University of Kansas Science Bulletin Hemiptrra Anthocoridae minute pirate bugs or flower bugs Cimicidae bed bugs, bat bugs Curaliidae Curalium cronini Joppeicidae Lasiochilidae Lyctocoridae Medocostidae Microphysidae Miridae plant bugs, leaf bugs, grass bugs Nabidae damsel bugs Pachynomidae Plokiophilidae Polyctenidae old world bat bugs Reduviidae assassin bugs, wheel bugs, thread-legged bugs Thaumastocoridae royal palm bugs Tingidae lace bugs Velocipedidae.