Fig. 2From: Occurrence of Aelurostrongylus abstrusus and Troglostrongylus brevior in domestic cats in GreeceFirst stage larva (L1) of Aelurostrongylus abstrusus from a cat with aelurostrongylosis. Note the blunt anterior extremity with a terminal oral opening (a) and the deep dorsal incisure, ventral incisure and three knob-like appendages at the posterior extremity (b)Back to article page