Fig. 3From: Occurrence of Aelurostrongylus abstrusus and Troglostrongylus brevior in domestic cats in GreeceFirst stage larva (L1) of Troglostrongylus brevior from a cat with troglostrongylosis. Note the pointed anterior extremity with a subterminal oral opening (a) and the dorsal and ventral incisure at the posterior extremity (b)Back to article page