s ▁ ▁International ▁Association ▁for ▁Plant ▁Tax onomy ▁ ▁Pale ob ot any ▁ ▁References ▁ ▁Bibli ography ▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁ ▁▁▁ 0 1 ▁N omen cl ature ▁Category : S cient ific ▁termin ology <0x0A> </s> ▁Le pt ol al ax ▁is ▁a ▁genus ▁of ▁fro gs ▁( order ▁An ura ) ▁in ▁the ▁family ▁Meg oph ry idae . ▁They ▁are ▁sometimes ▁known ▁as ▁Asian ▁to ads , ▁met ac arp al - t ub erc led ▁to ads , ▁or ▁sl ender ▁l itter ▁fro gs , ▁although ▁many ▁species - specific ▁common ▁names ▁do ▁not ▁follow ▁these ▁convent ions , ▁and ▁many ▁species ▁do ▁not ▁have ▁common ▁names . ▁They ▁are ▁widely ▁distributed ▁in ▁sout he astern ▁and ▁eastern ▁Asia , ▁from ▁southern ▁China ▁and ▁n ort he astern ▁India ▁to ▁the ▁Mal ay ▁Pen ins ula ▁and ▁Bor neo . ▁Le pt ol al ax ▁are ▁typically ▁small ▁and ▁have ▁a ▁crypt ic ▁colour ▁pattern ▁and ▁no ▁obvious ▁morph ological ▁characters ▁useful ▁in ▁system atic ▁studies . ▁Con sequently , ▁both ▁mole cular ▁gen etic ▁anal ys es ▁and ▁analysis ▁of ▁advert is ement ▁calls ▁by ▁male ▁fro gs ▁have ▁been ▁important ▁in ▁ident ifying ▁new ▁species . ▁ ▁Two ▁sub gener a ▁are ▁recognized : ▁Le pt ol al ax ▁and ▁L al os ▁( the ▁latter ▁was ▁first ▁named ▁as ▁L al ax , ▁but ▁the ▁name ▁was ▁already ▁occupied ). ▁L al os ▁has ▁a ▁more ▁northern ▁distribution ▁and ▁only ▁includes ▁species ▁from ▁the ▁contin ental ▁Asia