Peckoltia sabaji, a new species from the Guyana Shield (Siluriformes: Loricariidae). Jonathan W. Armbruster Zootaxa 2003 344 1 12  Currently, Peckoltiais recognized in the subfamily Hypostominae, tribe Ancistrini of the Loricariidae (Armbruster, in press). It is considered a basal genus of the Ancistrini with no clear relationships to other taxa and it is likely that it may be synonymous with Hemiancistrus. Peckoltiaand Hemiancistrusare not diagnosable from one another and neither genus is supported by synapomorphies.