Heterolithadia fallax (Henderson, 1893)

Galil, Bella S. & Ng, Peter K. L., 2015, Leucosiid crabs from Papua New Guinea, with descriptions of eight new species (Crustacea: Decapoda: Brachyura), Zootaxa 4027 (4), pp. 451-486 : 457

Heterolithadia fallax (Henderson, 1893)

( Fig. 3 B–D)

Material examined. 1 male (8.7 mm) ( ZRC 2014.0172), stn PS22, north Tadwai I., 04°59.1'S 145°47.6'E, 11 m, 22.11.2012; 1 female (13.1 mm) ( ZRC 2014.0168); 1 female (9.5 mm) (MNHN-IU-2013-1195), stn PD66, south Yabob I., 05°15.5'S 145°47.3'E, 2–6 m, 3.12.2012; 1 male (8.1 mm) (MNHN-IU-2013-17892), stn PS42, S Urembo I., outer slope, 05°15,9'S 145°47,1'E, 18–27 m, 6.12.2012; 1 broken female (MNHN-IU-2013-1494), stn CP4035, east Kotakot, 04°31'S 145°31'E, 380–382 m, 17.12.2012.

Colour in life. Carapace bone-coloured, posteriorly mottled red-brown; cheliped merus proximally stained red-brown, fingers mottled with pale brown; ambulatory legs proximally reddish-brown ( Fig. 3 B–D).

Geographical distribution. India to Philippines ( Tan 1996), Vanuatu ( Galil & Ng 2010). New record for Papua New Guinea.

Figures

FIGURE 3. Colours in life. A, Arcania heptacantha, male (9.1 mm) (MNHN-IU- 2013 - 458), stn PD 14; B, Heterolithadia fallax, female (13.1 mm) (ZRC 2014.0168), stn PD 66; C, Heterolithadia fallax, male (8.7 mm) (ZRC 2014.0172), stn PS 22; D, Heterolithadia fallax, female (9.5 mm) (MNHN-IU- 2013 - 1195), stn PD 66; E, Hiplyra longimana, ovigerous female (14.0 mm) (ZRC 2014.0173); F, Myra curtimana, immature female (9.4 mm) (MNHN-IU- 2013 - 1226), stn PD 74; G, Myra digitata, male (19.6 mm) (MNHN-IU- 2013 - 2010), stn PP 06; H, Myra eudactyla, immature specimen (7.1 mm) (MNHN-IU- 2013 - 609), stn PR 47.