Caption
Ram's horn squid (Spirula spirula) portrait. This species has an internal, chambered, endogastrically coiled shell in the shape of an open planispiral. The shell functions to control buoyancy. Observed during RV Sonne, Cruise SO285, South Atlantic, Benguela upwelling region off the coast of South Africa and Namibia.
Availability
Only inBelgium, Canada, France, Luxembourg, Switzerland