Shell and mantle removed; radula in translucent sac (1), digestive gland (2), stomach (3), intestine (4), gonads (5). Shell length 41.6 mm, Mersey Estuary, August 2017.
Shell and mantle removed; radula in translucent sac (1), digestive gland (2), stomach (3), intestine (4), gonads (5). Shell length 41.6 mm, Mersey Estuary, August 2017.