Pacific Ocean: Mission Bay (San Diego, southern California, USA). [details]
Pacific Ocean: Mission Bay (San Diego, southern California, USA). [details]
Not originally stated by the author, the specific epithet citrona refers presumably to the colour of the specimens, ... [details]
In intertidal dark sandy mud beds inhabited by the thalassinid shrimp Upogebia. [details]
In intertidal dark sandy mud beds inhabited by the thalassinid shrimp Upogebia. [details]
In the original description the species is cited by Hartman (1936) both as Polydora truncata (p. 49) and as ... [details]
In the original description the species is cited by Hartman (1936) both as Polydora truncata (p. 49) and as ... [details]
Mission Bay, near the Causeway, San Diego, southern California, USA, Pacific Ocean (gazetteer estimate 32.767°, ... [details]