Invertebrates include the Lamington Spiny Crayfish Euastacus sulcatus and the Smaller Springbrook Crayfish Euastacus maidae. A new species of Phasmid Stick Insect was recently discovered at Springbrook and Named Parapodacanthus ailaketoae. Large flightless ground beetles include on the higher Springbrook plateau Nurus perater and at lower elevations at Mt Cougal,Tallebudgera and Natural Bridge Nurus moorei. The striking blue and red Mountain Katydid Acripeza reticulata and Tim Tam Bug Zopherosis georgei that resembles a chocolate biscuit have also been recorded at Springbrook.