| taxonomic position of hormaphis similibetulae qiao & zhang, 2004 (hemiptera, aphididae): molecular and biological evidences. | the taxonomic position of hormaphis similibetulae qiao & zhang, 2004 has been reexamined. the phylogenetic position of hormaphis similibetulae was inferred by maximum parsimony, maximum likelihood and bayesian analyses on the basis of partial nuclear elongation factor-1α and mitochondrial trna leucine/cytochrome oxidase ii sequences. the results showed that this species fell into the clade of hamamelistes species, occupying a basal position, and was clearly distinct from other hormaphis species. ... | 2011 | 21852935 |