Chiton (Rhyssoplax) ectypus

Schwabe, Enrico, Sirenko, Boris I. & Seeto, Johnson, 2008, A checklist of Polyplacophora (Mollusca) from the Fiji islands, Zootaxa 1777, pp. 1-52 : 13

Chiton (Rhyssoplax) ectypus (de Rochebrune, 1884)

( Figure 1 F)

Chresonymy in Kaas et al. (2006: 182).

Lepidopleurus ectypus de Rochebrune 1884a: 37; Kaas & Van Belle 1980: 41; 1998: 65; Bullock 1988a: 685; Kaas et al. 2006: 182.

Chiton (Rhyssoplax) ectypus ; Kaas & Van Belle 1998: 65; Kaas et al. 2006: 182, fig. 69.

Locus typicus: New Caledonia.

Primary type: 2 Syntypes (MNHN 9832) a third syntype (IRSN) is probably lost (pers. comm. Yves Terryn).

Material examined: ZISP: 2 subadult spms, Cicia Island [17°45’S 179°18’W], Callisto St. 83, 0.3 m, leg. Boris I. Sirenko, 0 6 February 1975, wet.

Habitat: The specimens were found on a porous reef flat, which was covered with some living corals and crustose calcareous algae.

Distribution: The species was known from New Caledonia only ( Kaas et al. 2006).

Remarks: This is the first record of this species from Fiji.

Figures

FIGURE 1. A, Parachiton acuminatus (Thiele, 1909), UF 296065: Fiji, Viti Levu, Laucala Bay, behind USP Maritime Studies buildings 18 ° 09 ’ 03 ’’ S 178 ° 27 ’ 14 ’’ E, dorsal view. B, Parachiton puppis Hull, 1923, UF 297662: Fiji, Viti Levu, Man Friday Resort, 80 km west of Suva [18 ° 10 ’ S 177 ° 40 ’ E], dorsal view. C – D, Nierstraszella lineata (Nierstrasz, 1905). C, Nierstraszella lineata (Nierstrasz, 1905) ZSM Mol 20034397, Japan, Suruga-wan, right lateral view, anterior at right. D, Lectotype of Lepidopleurus niasicus Thiele, 1906 ZMB Moll 59912 a, Indonesia, Northwest off Nias Island, 01 ° 47.1 ’ N 96 ° 58.7 ’ E, Valdivia St. 203, dorsal view. E, Callochiton neocaledonicus Kaas & Van Belle, 1990, ZSM Mol 20061630: Fiji, Viti Levu, Laucala Bay, north side of Nukumbutho Island 18 ° 10.474 ' S 178 ° 28.343 ' E, dorsal view. F, Chiton (Rhyssoplax) ectypus (de Rochebrune, 1884), ZISP: Fiji, Cicia Island [17 ° 45 ’ S 179 ° 18 ’ W], Callisto St. 83, dorsal view. All scale bars 2 mm.