Ewald Roddewig Fig. 4. Overview of the tank for the males, housing two Graptemys nigrinoda nigrinoda (bottom centre and right) and a Graptemys barbouri (top). Fig. 5. View into the aquaterrarium for one female Graptemys barbouri (front) and a Graptemys nigrinoda nigrinoda each. Fig. 6. Male blackknobbed sawback. 8 RADIATA 19 (4), 2010
Black-knobbed Sawback, Graptemys nigrinoda nigrinoda Cagle, 1954 Fig. 7. The suction pipes of the filters are mounted thus that the lower side of the prefilter basket is lightly pressed against a tile. Fig. 8. View into the turtle room. Fig. 9. Another aspect of the turtle room; note the high water level in the aquaterrarium on the right. RADIATA 19 (4), 2010 9
