Sutemizuvchilarning kelib chiqishi KIRISH ASOSIY QISM---------------------------------------------------------------------X (28 bet) 1-BOB. Sutemizuvchilarning kelib chiqishini tasniflash----------------------- 4 2-BOB. Trias davrida--------------------------------------------------------------- 11 3-BOB. Ekologiyaning kengayishi Mezozoy erasi----------------------------- 22 XULOSA------------------------------------------------------------------------------30 ILOVA ---------------------------------------------------------------------------------31 FOYDALANILGAN ADABIYOTLAR------------------------------------------- 38