| natural crossbreeding between sympatric species of the phyllosoma complex (insecta: hemiptera: reduviidae) indicate the existence of only one species with morphologic and genetic variations. | the nucleotide sequences of the cytochrome b gene and the antennal phenotypes were analyzed for the following triatomine species: triatoma longipennis, triatoma pallidipennis, and triatoma picturata, which belong to the phyllosoma complex. these species inhabit sympatric areas from talpa de allende, autlan de navarro, and teocuitatlan de corona in jalisco, mexico. molecular marker analysis showed that the sympatric individuals are the natural crossbred descendents of different individuals living ... | 2010 | 20064999 |