pe us ), ▁referring ▁to ▁the ▁sw ol len ▁l ens - sh aped ▁c ly pe us . ▁ ▁The ▁genus ▁was ▁originally ▁regarded ▁as ▁inc ert ae ▁sed is ▁within ▁the ▁family ▁Dol ich op od idae . ▁In ▁the ▁World ▁Catalog ▁of ▁Dol ich op od idae ▁( In sect a : ▁D ip tera ) ▁by ▁Yang ▁et ▁al . ▁( 2 0 0 6 ), ▁the ▁new ▁sub family ▁K ow m ung inae ▁was ▁proposed ▁to ▁include ▁both ▁K ow m ung ia ▁and ▁Ph ac as pis . ▁This ▁pla cement ▁was ▁later ▁critic ized ▁by ▁S inc la ir ▁et ▁al . ▁( 2 0 0 8 ), ▁who ▁suggested ▁that ▁the ▁genus ▁would ▁have ▁been ▁better ▁placed ▁as ▁inc ert ae ▁sed is ▁until ▁a ▁later ▁ph y log en etic ▁study ▁determ ines ▁its ▁pla cement . ▁ ▁Species ▁The ▁genus ▁contains ▁three ▁species : ▁Ph ac as pis ▁mit is ▁Gro ota ert ▁& ▁Me uff els , ▁ 2 0 0 1 ▁Ph ac as pis ▁orn ata ▁Me uff els ▁& ▁Gro ota ert , ▁ 1 9 8 8 ▁Ph ac as pis ▁pet i ol ata ▁Me uff els ▁& ▁Gro ota ert , ▁ 1 9 8 8 ▁ ▁References ▁ ▁Further ▁reading ▁▁▁ ▁Category : D ol ich op od idae ▁Category : D ol ich op od idae ▁gener a ▁Category : D ip tera ▁of ▁Asia ▁Category : In sect s ▁of ▁New ▁Guinea