Relatively large food masses are nipped off by the distal ends of the palpi, taken into the ciliated palpal groove, ... [details]
Pacific coast of central California (USA), near Moss Beach (San Mateo County). Known only from the type locality. [details]
Pacific coast of California (USA): San Francisco Bay (Lake Merritt; Oakland Estuary; Berkeley), and Moss Beach (San ... [details]
Pacific coast of California (USA): one mile inland from the mouth of Stempell Creek, in Estero de San Antonio, and ... [details]
Pacific coast of central California (USA), near Moss Beach (San Mateo County). Known only from the type locality. [details]
Pacific coast of central California (USA), near Princeton (San Mateo County). Known only from the type locality. [details]
Pacific Ocean, coast of central California (USA). [details]
Pacific coast of California (USA): east San Francisco Bay (Berkeley Beach, Berkeley; Lake Merritt, Oakland); ... [details]
Not stated. The specific epithet truncata is the feminine of the Latin adjective truncatus, meaning 'maimed', ... [details]
Not stated. The specific epithet brachycephala is composed by the Greek prefix brachy-, meaning 'short', and the ... [details]
Not stated. The specific epithet truncata is the feminine of the Latin adjective truncatus, meaning 'maimed', ... [details]
Not stated. The specific epithet californica refers to the type locality of the species, the coast of California ... [details]
Not stated. The specific epithet arenincola (a lapsus calami of arenicola?), is the feminine of the Latin adjective ... [details]
Abundant in and under colonies of Ficopomatus enigmatica (Fauvel, 1923) in brackish waters, under Balanus beds, in ... [details]
In intertidal mud and sandy mud flats. Also found one mile inland in a tidal stream with varying salinity, ''where ... [details]
In eel grass and sand flats at medium low-tide level. [details]
Brackish waters, or at least waters of lowered salinities, in mud flats and muddy sediments at shallow water. [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]
Egg masses lining inner, lower half of some tubes. [details]
Pacific Ocean, USA, central California, San Mateo County, about one-fourth mile (~500 m) south Moss Beach ... [details]
Pacific Ocean, USA, California, eastern side of San Francisco Bay, from a Berkeley beach (geocoordinates not ... [details]
Pacific Ocean, USA, California, Sonoma County, sandy mud flats of the southern end of the Bodega Lagoon ... [details]
Pacific Ocean, USA, central California, San Mateo County, about one-fourth mile (~500 m) south Moss Beach ... [details]
Pacific Ocean, USA, central California, San Mateo County, near Princeton (geocoordinates not provided, estimated ... [details]
Pacific Ocean, USA, central California, San Mateo County, Marine View, near Moss Beach (geocoordinates not ... [details]
The species was described with base of material from several localities in California (USA), but none was ... [details]
The whereabouts of the type material are not known, as well as if it still exists. Vasily I. Radashevsky (18 ... [details]
The whereabouts of the type material are not known, as well as if it still exists. Vasily I. Radashevsky (18 ... [details]
According to Hartman (1936: 45), the holotype should be deposited at the United States National Museum, but the ... [details]
According to Hartman (1936: 45), the holotype should be deposited at the United States National Museum, but the ... [details]