Grotto of the Formigans — Daniel Da Cruz

Something--something that left tiny, hoofed footprints--had come out of the jungle. whatever it was had removed every trace of the wreck--as well as the army payroll Consuela had stolen. Her impetuous search for the money led her and Griggs into a strange world peopled by stranger beings, creatures whose intentions they did not understand . . . until it was too late!