Here is the full list of all 80 Catarro achievements.
Level_1_completed
Level_2_completed
Level_3_completed
Level_4_completed
Level_5_completed
Level_6_completed
Level_7_completed
Level_8_completed
Level_9_completed
Level_10_completed
Level_11_completed
Level_12_completed
Level_13_completed
Level_14_completed
Level_15_completed
Level_16_completed
Level_17_completed
Level_18_completed
Level_19_completed
Level_20_completed
Level_21_completed
Level_22_completed
Level_23_completed
Level_24_completed
Level_25_completed
Level_26_completed
Level_27_completed
Level_28_completed
Level_29_completed
Level_30_completed
Level_31_completed
Level_32_completed
Level_33_completed
Level_34_completed
Level_35_completed
Level_36_completed
Level_37_completed
Level_38_completed
Level_39_completed
Level_40_completed
Level_1_hidden_complete
Level_2_hidden_complete
Level_3_hidden_complete
Level_4_hidden_complete
Level_5_hidden_complete
Level_6_hidden_complete
Level_7_hidden_complete
Level_8_hidden_complete
Level_9_hidden_complete
Level_10_hidden_complete
Level_11_hidden_complete
Level_12_hidden_complete
Level_13_hidden_complete
Level_14_hidden_complete
Level_15_hidden_complete
Level_16_hidden_complete
Level_17_hidden_complete
Level_18_hidden_complete
Level_19_hidden_complete
Level_20_hidden_complete
Level_21_hidden_complete
Level_22_hidden_complete
Level_23_hidden_complete
Level_24_hidden_complete
Level_25_hidden_complete
Level_26_hidden_complete
Level_27_hidden_complete
Level_28_hidden_complete
Level_29_hidden_complete
Level_30_hidden_complete
Level_31_hidden_complete
Level_32_hidden_complete
Level_33_hidden_complete
Level_34_hidden_complete
Level_35_hidden_complete
Level_36_hidden_complete
Level_37_hidden_complete
Level_38_hidden_complete
Level_39_hidden_complete
Level_40_hidden_complete