Citharichthys xanthostigma Gilbert, 1890. Longfin Sanddab. To 29 cm (11.4 in) TL (Martínez-Muñoz and Ortega-Salas 2010). Monterey Bay, central California to Costa Rica, including Gulf of California (Miller and Lea 1972). Benthic; depth: 2–298 m (8–977 ft) (min.: Eschmeyer and Herald 1983; max.: City of San Diego 2020).