Morphological, functional, and phylogenetic aspects of the head capsule of the cockroach Ergaula capucina (Insecta/Blattodea)
Background Cockroaches are usually typical omnivorous detritivores and their cephalic morphology is considered to be ancestral in various aspects.Thus, several studies addressed the morphology and function of the blattodean head, and the cockroach usually serves as a model for standard mouthparts in text books.However, so far only two of the three