Table 1 in Thailandorchestia rhizophila sp. nov., a new genus and species of driftwood hopper (Crustacea, Amphipoda, Protorchestiidae) from Thailand

Table 1. Comparison of diagnostic characteristics in different protorchestiid genera.
GenusMP palp article 2 distomedial lobeLMD lacinia mobilisG1 sexual dimorphismCarpi of P4:P3P6-7 sexual dimorphismP7 postero- distal lobeU1 outer ramusU2 outer ramus marginal setaeU3 robust setae on peduncleU3 ramusNumber of setae per telsonic lobeCarpentariawell developed4-dentateabsent, palm obtusesubequalabsentpresentlinear without marginal setaepresent1-4bud-like3-6Cochinorchestiapresent4-dentateabsent, palm transverselongerunknownpresentspoon-shape with marginal setaeabsent1linear2Eorchestiaabsent4-dentateabsent, palm transverselongerabsentpresentlinear without marginal setaeabsent3linear1-2Microrchestiawell developed4-dentatepresent, palm transverselongerpresentpresentlinear without marginal setaeabsent2linear2Neorchestiaabsent5-dentateabsent, palm transverselongerunknownpresentlinear without marginal setaeabsent2linear1Protorchestiaabsent5-dentateabsent, palm transversesubequalabsentpresentlinear without marginal setaeabsent3linear2Thailandorchestia gen. nov.absent4-dentatepresent, palm transverselongerpresentabsentlinear with marginal setaeabsent2linear2