T h e rnain p u rp o se of this re se a rc h is to stu d y tlıe N o ctu id ae species living in th e fo rests of Ç atalca F o re st E n te rp rise . F o r th is p u rp o se, th is stu d y h as been c a rrie d o u t u n d e r t\vo m ain sections. T h e In fo rm atio n ab o u t these species living in T u rk ey an d in the a d ja c e n t co u n tries w e re o b tain ed by stu d y in g th e lite ra tü re . Id en tificatio n of th e N o ctu id ae species collected fro m th e reg io n vvere done in th e lab o ra to ry . 29 d ifferen t species vvere o b tain ed as th e resıılt of th e stu d ies c a rrie d ou t at th e Ç a ta lca F o re st E n te rp rise a re a . T h e collecting a n d p reserv in g tech n iq u es vvhiclı vvere used in this stu d y vvere based on Ç A N A K Ç IO Ğ L U (1993).