REVISION OF SIMOCEPHALUS DAPHNIIDAE 17 

Fig. 16  S. vetulus, variation. A-C, variation of ocellus size, A, female collected 12. 5. 1990, B, female collected 5. 9. 1990, C, female from the same 
sample after 17 days in room temperature, D, head covered with epibionts, E, head without prominence in dorso-posterior part, F, head with prominence 
in dorso-posterior part. 

Fig. 17S. vetulus, variation of abdomen and postabdomen, female. A, postabdomen, B, abdominal processes. 
