Shallow water, between 3-9 m. [details]
Eulittoral. [details]
9 m. [details]
Intertidal to shallow water, on the rocky shore. [details]
Original diagnosis by Hartmann-Schröder (1962: 133-134): "Prostomium gerundet, mit 2 Augen; vordere 2 Segmente ... [details]
Pacific Ocean, Peru (Callao and Isla Santa). [details]
Pacific Ocean: coast of Peru. [details]
Pacific Ocean, Peru (Isla Santa, near Chimbote). [details]
Pacific Ocean, Peru, between La Herradura and La Chira, near Callao. [details]
The specific epithet liniata refers to the coloration pattern of the species, with a dark brown pigmentation ... [details]
Not stated in the original description. The name of the genus Protoariciella is composed by the name of the genus ... [details]
Not stated. The specific epitet uncinata (masculine: uncinatus) is a Latin adjective meaning 'bearing hooks' or ... [details]
The specific epithet parapionosylliiformis, formed by the name of the syllid genus Parapionosyllis and the Latin ... [details]
The specific epithet eulitoralis refers to the occurrence of the species in the eulittoral zone of the rocky shore. [details]
Among rhizomes of Macrocystis, and in sandy and muddy sediments, in shallow water. [details]
Amongst intertidal brown algae below the balanid zone. [details]
Sludge. [details]
Among algae and mytilids, on the rocky shore. [details]
The unusual double ii in 'parapionosylliiformis' is the correct spelling as in the original description. ... [details]
Pacific Ocean, Peru, Callao, between La Punta and El Camotal (geocoordinates not provided, estimated to be lat. ... [details]
Sea beach at about Km 235 of the Carretera Panamericana from Lima to the north, Peru, Pacific Ocean (gazetteer ... [details]
Pacific Ocean, Peru, Isla Santa, Bahía de Coishco (= Coisco), north of Chimbote (geocoordinates not provided, ... [details]
Pacific Ocean, Peru, between La Herradura and La Chira, near Callao (geocoordinates not provided, estimated with ... [details]