Annandaleum japonicum (Hoek, 1883)

Pitriana, Pipit, Jones, Diana S., Corbari, Laure & Rintelen, Kristina von, 2020, New insights gained from museum collections: Deep-sea barnacles (Crustacea, Cirripedia, Thoracica) in the Museum National d'Histoire Naturelle, Paris, collected during the Karubar expedition in 1991, Zoosystematics and Evolution 96 (2), pp. 649-698 : 649

Annandaleum japonicum (Hoek, 1883) Figure 14

Scalpellum japonicum Hoek, 1883: 67, pl. III, figs 9, 10. - Annandale 1906: 131, fig. 3. - Pilsbry 1911: 66, pl. II, figs 1-3. - Weltner 1922: 69, taf. II, fig. 4. - Hiro 1937 b: 392. - Tarasov and Zevina 1957: 144, figs 46, 47. - Zevina 1969: 68. - 1970: 257-259, figs 5, 6.

Scalpellum chitinosum Hoek, 1907: 73.

Scalpellum curiosum Hoek, 1907: 49.

Scalpellum japonicum biramosum Pilsbry, 1911: 68, fig. 4. - Weltner 1922: 69, taf. II, fig. 5. - Nilsson-Cantell 1938: 7.

Scalpellum japonicum metapleurum Pilsbry, 1907b: 360.

Annandaleum japonicum biramosum Chan et al., 2009b: 98-99, fig. 80. - Chan et al. 2010: 17-18, figs 2A, 14, 15.

Annandaleum japonicum . - Newman & Ross, 1971: 122. - Zevina 1981: 166-167. - Jones et al. 2001: 251. - Young 2001: 465, fig. 8. - 2007: 23, fig. 22.

Material examined.

- Tanimbar Island: 4 specimens, MNHN-IU-2019-4932, Stn. CP 53, 08°18'S, 131°41'E, 1026-1053 m depth, 30 October 1991.

Diagnosis.

Capitulum with 14 partly calcified plates; carina with flat roof; apex of tergum curved towards carina; rostral latus trapezoidal in shape; peduncle short.

Description.

Capitulum yellowish, with 14 plates separated by broad, chitinous spaces. Peduncle short, curved, scales large, not numerous. Scutum long, narrow; umbo apical, divided into two segments, occludent segment large, increasing in width from upper to lower part, other segment very narrow. Tergum divided into occludent and carinal segments, with triangular, chitinous portion between, umbo apical, distinctly recurved. Cirrus I unequal, anterior ramus oval, posterior ramus slender long; cirrus VI with caudal appendages. Maxillule slightly notched, two long and one short setae on upper side; mandible with three teeth excluding inferior angle; labrum cutting edge straight, very fine teeth on cutting edge. Measurements of the four specimens: height of capitulum 9.56-12.73 mm, width 4.67-7.13 mm, thickness 1.85-3.21 mm; length of peduncle 3.37-4.77 mm, width 1.83-3.27 mm.

Distribution.

Eastern Indian Ocean; Northwest and Western Central Pacific; Malay Archipelago; Japan; Taiwan; Indonesia; attached to shell of gastropod, gorgonians, rocks; 805-6,810 m depth ( Jones and Hosie 2016). In this study, Annandaleum japonicum was found at Tanimbar Island, Indonesia.

Type locality.

Pacific, Northwest (off Nagoya, south of Japan); 1,017 m depth ( Shalaeva and Boxshall 2014).

Figures

Figure 14. Annandaleum japonicum (Hoek, 1883) (MNHN-UI- 2019 - 4932). a. left lateral view showing the capitulum and peduncle; b. right lateral view showing the capitulum and peduncle; c. rostral view showing the capitulum and peduncle; d. carinal view. Scale bar: 2 mm (a-d).