Spirobranchus latiscapus ( Marenzeller, 1885 )

Bastida-Zavala, J. Rolando, 2008, Serpulids (Annelida: Polychaeta) from the Eastern Pacific, including a brief mention of Hawaiian serpulids, Zootaxa 1722, pp. 1-61 : 51

Spirobranchus latiscapus ( Marenzeller, 1885)

( Figure 13A)

Pomatostegus latiscapus Marenzeller : 1885: 218–219, pl. 4, figs. 5A–D. Type locality: Eno-Shima , south of Japan. Pomatostegus latiscapus .— Takahasi, 1938: 214–215, figs. 16a–e, Japan.

Spirobranchus latiscapus .— Bailey-Brock, 1972: 405–107, figs. 1a–b, Hawaii.

Diagnosis. Tube from pale pink to salmon, with prominent longitudinal ridge, forming crest, lacking peristomes or alveoli. Opercular peduncle with wide wings. Operculum with up to five successive calcareous plates, becoming progressively smaller toward apex ( Fig. 13A). Collar with “ Spirobranchus ” chaetae coarsely serrated in subapical section.

Habitat. Depth: 35– 600 m. On gastropod shells of Xenophora tenuis , on precious pink coral Corallium secundum and on solitary coral Cyatheras sp.

Distribution. Western Pacific. Japan, Australia, New Zealand, Hawaii ( Takahasi 1938; Bailey-Brock 1972).