Perinereis undetermined

Perinereis sp. Fig. 10 C, D Material examined. MZB.Pol.00279 (2 specimens), collected by Joko Pamungkas on 24 November 2017 from Warmar Island: Wangel Village, Aru Islands District, Aru Islands Regency, Maluku Province (5°45'05.1"S, 134°11'43.2"E). Diagnosis. Specimens complete. Body color in alcohol cream with longitudinal narrow brown bands on two longest pairs of peristomial cirri, and transverse narrow brown bands on middle dorsal segments (one band on anterior margin of each segment) – transverse bands faint on anterior and posterior segments. Prostomium with entire anterior margin. Four circular black eyes present with anterior and posterior eyes arranged in an almost longitudinal row. Antennae conical. Palps biarticulated with subconical palpophores and rounded palpostyles. Peristomium width smaller than that of first chaetiger. Four pairs of smooth peristomial cirri with distinct cirrophores present; longest cirri reaching chaetiger 3. Paragnaths present on both rings. Area VI with short smooth bars. Chaetiger 1 more narrow than chaetiger 2. Notoaciculae of chaetigers 1 and 2 absent. Notochaetae without homogomph falcigers; neurochaetae with heterogomph falcigers in dorsal fascicles on anterior chaetigers. Distribution and habitat. The species was found in Maluku, Indonesia, inhabiting intertidal rocky shores. Remarks. Further identification is required to reveal the identity of the present Perinereis specimens (comparative material is ideally needed).