A variety of Siddha (liberated souls);
those liberated souls, numbering 2 up to 108, who had attained emancipation at the same Samaya (smallest time-unit).
ukkosogāhaṇāe ya sijjhaiṃte jugavaṃ duve. cattāri jahannāe javamajjhaṭṭhuttaraṃ sayam...
(U 36.53)
aṇegasiddha tti ekammi samae aṇege siddhā.
(Nandī 31 Cū p.27)