The image shows a group of five different types of mussels on a black background, with the text "melanopsis zelandica gould, 1847" written above them. The mussels are arranged in a line, with each one having a unique shape and size. The colors of the mussels range from light brown to dark brown, with some having a glossy finish. The text is written in a bold, white font, making it stand out against the dark background.