a new combination to S. obliquus does not occur in Brazilian waters. Therefore, one of these Brazilian solenids remains without a formal description probably being a putative new species. Some species of this family have a high commercial value in several Asian and European countries. In Japan and China, particularly, these bivalves are appreciated for their nutritional value as in the case of Solen gordonis Yokohama, 1920, which is collected by inhabitants for food and Solen