Ascorhynchus Sars, 1877

Ascorhynchus corderoi du Bois-Reymond Marcus, 1952: 23 -30, figs 1 –9 (Brazil: São Paulo, shallow water) . Holotype: Not designated.

Type locality: São Sebastião, São Paulo, Brazil.

Ecological note: On rocks covered by sponges, hydroids, bryozoans, ascidians, and anemones.