I raised one looking very like this whose shelter was a totally frass? covered and enclosed (not 'bead work' on an open weave shelter like some we have seen lately) so my fella had a brown covering ('tent') on part of the leaf it was eating
This is a standard defence pose for this groups larvae e.g. http://lepidoptera.butterflyhouse.com.au/lasi/fervens.html http://lepidoptera.butterflyhouse.com.au/lasi/nasuta.html I think possibly only Entometa sp have the 'ears' - flaps that stick up in threat pose