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Evidence for hypopharynx protrusion and presumptive water vapour absorption in Heterogamisca chopardi Uvarov, 1936 (Dictyoptera: Blattaria: Polyphaginae)

Evidence for hypopharynx protrusion and presumptive water vapour absorption in Heterogamisca... Ann. Soc. Entomol. Fr. (N.S.), 1994, 30 (3): 361-362. NOTE BRÈVE Evidence for hypopharynx protrusion and presumptive water vapour absorption in Heterogamisca chopardi Uvarov, 1936 (Dictyoptera : Blattaria : Polyphaginae) Philippe GRANDCOLAS Laboratoire de Primatologie - Biologie évolutive, URA 373 CNRS, Station Biologique de Paimpont, F - 35380 Paimpont Water vapour absorption has been discovered in a desert cockroach belonging to the subfamily Polyphaginae, Arenivaga investigata (Edney, 1966 ; O'Donnell, 1977). This north american species is able to condense water on the bladder-like structures of its hypopharynx which can be protruded from the mouth. Water is then absorbed with the help of a fluid suppliedby the so-called frontal bodies (O'Donnell, 1981a, 1981b, 1982a, 1982b) which are located in the inflated postclypeus. Vannier & Ghabbour ( 1982) also provided circumstancial evidence for water vapour absorption in Psammoblatta africana (= Heterogamia syriaca), which is living in north african deserts. This apparatus has an obvious adaptive fonction in cockroaches which are burrowing in the sand of deserts. Most Polyphaginae cockroaches show an inflated postclypeus and a bladder-like hypopharynx (Grandcolas & Deleporte, 1992 ; Grandcolas, 1994) and often live in deserts or in dry regions. I observed another Polyphaginae, Heterogamisca chopardi in deserts http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png Annales de la Société entomologique de France (N S ) Taylor & Francis

Evidence for hypopharynx protrusion and presumptive water vapour absorption in Heterogamisca chopardi Uvarov, 1936 (Dictyoptera: Blattaria: Polyphaginae)

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Publisher
Taylor & Francis
Copyright
© 1994 Société entomologique de France
ISSN
2168-6351
eISSN
0037-9271
DOI
10.1080/21686351.1994.12277713
Publisher site
See Article on Publisher Site

Abstract

Ann. Soc. Entomol. Fr. (N.S.), 1994, 30 (3): 361-362. NOTE BRÈVE Evidence for hypopharynx protrusion and presumptive water vapour absorption in Heterogamisca chopardi Uvarov, 1936 (Dictyoptera : Blattaria : Polyphaginae) Philippe GRANDCOLAS Laboratoire de Primatologie - Biologie évolutive, URA 373 CNRS, Station Biologique de Paimpont, F - 35380 Paimpont Water vapour absorption has been discovered in a desert cockroach belonging to the subfamily Polyphaginae, Arenivaga investigata (Edney, 1966 ; O'Donnell, 1977). This north american species is able to condense water on the bladder-like structures of its hypopharynx which can be protruded from the mouth. Water is then absorbed with the help of a fluid suppliedby the so-called frontal bodies (O'Donnell, 1981a, 1981b, 1982a, 1982b) which are located in the inflated postclypeus. Vannier & Ghabbour ( 1982) also provided circumstancial evidence for water vapour absorption in Psammoblatta africana (= Heterogamia syriaca), which is living in north african deserts. This apparatus has an obvious adaptive fonction in cockroaches which are burrowing in the sand of deserts. Most Polyphaginae cockroaches show an inflated postclypeus and a bladder-like hypopharynx (Grandcolas & Deleporte, 1992 ; Grandcolas, 1994) and often live in deserts or in dry regions. I observed another Polyphaginae, Heterogamisca chopardi in deserts

Journal

Annales de la Société entomologique de France (N S ) – Taylor & Francis

Published: Sep 30, 1994

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