Stylodactylus licinus Chace, 1983

Cleva, Régis, 2004, Stylodactylidae And Bathypalaemonellidae From Taiwan (Crustacea: Decapoda: Caridea), Raffles Bulletin of Zoology 52 (2), pp. 497-511 : 504

Stylodactylus licinus Chace, 1983

( Fig. 6c )

Stylodactylus licinus Chace, 1983: 14 , Fig. 6 ; Hayashi in Baba et al.,1986: 93, Fig. 52 (color photograph); Cleva, 1990: 87, Figs. 3 a-j, 18f, g (color photographs); Hayashi, 1991a: 41; Cleva, 1994: 58; Takeda & Hanamura, 1994: 17, Fig. 8a; Hanamura & Evans, 1996: 4; Cleva, 1997: 390, Figs. 4 A-D (color photographs).

Stylodactylus tokarensis - Zarenkov, 1968: 58 (pro-parte), Fig. 2 (third pereiopod) and Fig. 3 (other drawings of Fig. 2 belong to Stylodactylus tokarensis Zarenkov, 1968 ).

Stylodactylus stebbingi - Toriyama & Hayashi, 1982: 90, 92, 95, 105 (not Hayashi & Miyake, 1968, fide Hayashi in Baba et al.,1986: 93); King, 1984: 178, 179 (Fig.), 181; King, 1986: 12, Fig. 9 (not Hayashi & Miyake, 1968).

Material examined. – 1 ov. female 16 mm ( NTOU), “ TAIWAN 2001”, R. V. “OCEAN RESEARCHER 1”, st. CD 132, 22 20.98’ N-120 6.73’E, 690-700 m, 21 Nov.2001 ; 1 ov. female 15 mm ( NTOU), “ TAIWAN 2001”, st. CD 133, 22 15.07’N- 120 8.02’E, 748- 690 m, 21 Nov.2001; 2 females 7 & 8 mm ( NTOU), “ TAIWAN 2003”, st.CP 214, 24 28.59’N- 122 12.66’E, 490-1027 m, 27 Aug.2003 .

Comparative material. – 1 ov. female 15.5 mm (MNHNNa.15003), Fidji Islands, “Alis”, MUSORSTOM 10, coll. Bouchet & Richer de Forges , st. CP 1346, 17 19.6’ S-178 32.4’E, 673-683 m, 11 Aug.1998; 1 female 9.5 mm (MNHN-Na.15004), Fidji Islands , “Alis”, BORDAU 1 , coll. Bouchet et al., st. CP 1457, 17 19’S- 179 34’W, 942-976 m, 05 Mar.1999; 1 female 8.5 mm (MNHN-Na.15005), Tonga Islands , “Alis”, BORDAU 2 , coll. Bouchet et al., st. CP 1565, 20 58’S- 175 16’W, 869-880 m, 09 Jun.2000 .

Coloration. – No typical pattern ( Fig. 6c ). The general color of the body is more or less red or pink; the rostrum is translucent with sometimes basal and distal reddish areas; the pereiopods show red and pink areas.

Distribution. – Philippines (550-970 m); Japan (432-826 m); Indonesia (280-810 m); Australia (222-1000 m); New Caledonia and Chesterfield Islands (580-970 m); Vanuatu (541-990 m); Fiji Islands (494 m); Wallis and Futuna islands (580-900 m). The recent French cruises MUSORSTOM 10 and BORDAU 1 in the Fiji Islands have recollected it between 673 and 976 m, and it has also been caught in the Tonga islands (BORDAU 2) at 869-880 m depth. This is the first record for Taiwan, 490-1027 m.

Figures

Fig. 6. (a) Stylodactylus major Hayashi & Miyake, 1968, male 37 mm, TAIWAN 2001, st. CD136; (b) Stylodactylus libratus Chace, 1983, male 11 mm, Su-Aou fishing Port; (c) Stylodactylus licinus Chace, 1983, female ov. 16 mm, TAIWAN 2001, st. CD132; (d) Stylodactylus tokarensis Zarenkov,1968, male 8.5 mm, TAIWAN 2001, st. CP115; (e) Bathypalaemonella hayashii Komai, 1995, female 12.5 mm, TAIWAN 2001, st. CP139; (f) Bathypalaemonetes brevirostris (Bruce, 1986), 8.5 mm, TAIWAN 2000, st. CP58; (g) Bathypalaemonetes pilosipes (Bruce, 1986), female 10.5 mm, TAIWAN 2001, st. CD139; (h) Bathypalaemonetes chani, new species, female ov.15 mm, holotype, TAIWAN 2001, st. CD132.

Fig. 3. (a),(d), Stylodactylus sp. aff. pubescens Burukovsky, 1990, female ov. 12.5 mm,“TAIWAN 2003”, st. CD 210: (a), anterior part of cephalothorax; (d), right third pereiopod; (b),(c), Stylodactylus pubescens Burukovsky, 1990: (b), male 11.5 mm, Paratype, anterior part of cephalothorax; (c), female 10.5 mm, Paratype, anterior part of cephalothorax. Scale bars = 5 mm.

Fig. 4. Bathypalaemonetes chani, new species, female ov. 15 mm, Holotype, TAIWAN 2001, st. CD 132. Scale bar = 5 mm.

Fig. 2. (a), Stylodactylus libratus Chace, 1983, male 11 mm, Su-Aou fishing Port; (b), Stylodactylus tokarensis Zarenkov, 1968, male 8.5 mm, TAIWAN 2001, st. CP 115. Scale bars= 5 mm.