Laius sericatus Champion, 1924

Yoshitomi, Hiroyuki, 2014, Comparative morphology of the endophallic structures of the genus Laius (Coleoptera, Melyridae), with the descriptions of three new species, European Journal of Taxonomy 97, pp. 1-29 : 18

publication ID	https://doi.org/10.5852/ejt.2014.97
publication LSID	lsid:zoobank.org:pub:D58FA727-9A10-4023-B178-9E6CCD1EA457
DOI	https://doi.org/10.5281/zenodo.3852578
persistent identifier	https://treatment.plazi.org/id/03933D4C-2049-FFA3-6D24-8556FDE7F86E
treatment provided by	Tatiana (2020-05-21 21:45:03, last updated 2024-11-26 06:55:00)
scientific name	Laius sericatus Champion, 1924
status

Treatment

Figs 3H View Fig , 6E View Fig , 7H View Fig , 8H View Fig , 9H View Fig

Laius sericatus Champion, 1924: 301 .

Material examined

2 ♂♂ ( NMW), “ SEYCHELLES: Mahé Anse aux Coubes 23.03.2011 leg. M. Madl ”; 1 ♂, 1 ♀ ( NMW), ditto but “ 21.03.2011 ”; 3 ♂♂, 2 ♀♀ (1 ♀ in ethanol; NMW, EUMJ), “ SEYCHELLES: Mahé Petite Police intertidal 28.10.2010, leg. M. Madl ” .

Redescription

Male

HL/HW 0.74–0.75 (0.75); PW/PL 1.27–1.31 (1.29); EL/EW 1.40–1.52 (1.47); EL/PL 2.90–3.04 (2.95); EW/PW 1.54–1.58 (1.56); TL/EW 2.27–2.42 (2.37). Antennae ( Fig. 7H View Fig ) long; antennomere I stout; antennomere III ( Fig. 8H View Fig ) transverse, shallowly and narrowly concave in dorsal portion, L/W = 0.72; approximate ratio of each antennomere (n = 1) as 6.6: 1.0: 4.7: 1.7: 1.7: 1.6: 1.6: 1.6: 1.6: 1.6: 2.6. Caudal margin of tergite VII concave. Aedeagus ( Fig. 9H View Fig ) about 1.22 mm, round at aedeagal apex. Gonoporal piece ( Fig. 3H View Fig ) straight, wide, 0.62 mm in GL; GL/AL 2.11. Ligula ( Fig. 3H View Fig ) short, slightly curved; LL 0.24 mm; LW 0.09 mm; LL/LW 2.69; GL/LL 2.58.

Female

HL/HW 0.77–0.92 (0.85); PW/PL 1.27–1.29 (1.28); EL/EW 1.41–3.53 (2.47); EL/PL 2.73–2.89 (2.81); EW/PW 0.61–1.59 (1.10); TL/EW 2.37–5.82 (4.10). Antennae ( Fig. 7H View Fig ) long; antennomere III relatively long, L/W = 2.73; approximate ratio of each antennomeres (n = 1) as 8.0: 1.0: 4.8: 2.0: 2.0: 2.0: 2.0: 2.0: 2.0: 2.0: 3.4.

Measurements

Male (n = 3): TL 5.20–5.55 (5.43) mm; HL 0.90–0.95 (0.92) mm; HW 1.20–1.28 (1.23) mm; PW 1.40– 1.55 (1.47) mm; PL 1.10–1.18 (1.14) mm; EL 3.20–3.50 (3.37) mm; EW 2.15–2.45 (2.30) mm. Female (n = 2): TL 4.62–4.95 (4.79) mm; HL 0.85–0.92 (0.89) mm; HW 1.00–1.10 (1.05) mm; PW 1.23–1.40 (1.32) mm; PL 0.95–1.10 (1.03) mm; EL 2.75–3.00 (2.88) mm; EW 0.85–1.95 (1.40) mm.

Distribution

Seychelles ( Mahé, Félicité Isls.).

References

Champion G. C. 1924. Coleoptera from the Seychelles: Lampyridae, Helodidae, Cantharidae, Melyridae, and supplement to Cleridae. Transactions of the Royal Entomological Society of London 1923 (3 - 4): 295 - 304.

Figures

Fig. 3. Endophallic sclerites of Laius spp. A. Laius baliensis sp. nov. (paratype). B. L. andamanensis sp. nov. (paratype). C. L. rodriguesensis sp. nov. (paratype). D. L. maai Wittmer, 1973 (paratype). E. L. marchei Pic, 1922. F. L. politus Fairmaire, 1880. G. L. sabangensis Wittmer, 1985 (paratype). H. L. sericatus Champion, 1924. I. L. submariniformis Wittmer, 1985 (paratype). J. L. asahinai Nakane, 1955.

Fig. 6. Dorsal habitus of Laius spp. (left: ♂; right: ♀). A. Laius maai Wittmer, 1973 (paratype). B. L. marchei Pic, 1922. C. L. politus Fairmaire, 1880. D. L. sabangensis Wittmer, 1985 (paratype). E. L. sericatus Champion, 1924. F. L. submariniformis Wittmer, 1985 (paratype). Scale bars = 1.0 mm.

Fig. 7. Left antennae of Laius spp. (above: male; below: female). A. Laius baliensis sp. nov. (paratype). B. L. andamanensis sp. nov. (paratype). C. L. rodriguesensis sp. nov. (paratype). D. L. maai Wittmer, 1973 (paratype). E. L. marchei Pic, 1922. F. L. politus Fairmaire, 1880. G. L. sabangensis Wittmer, 1985 (paratype). H. L. sericatus Champion, 1924. I. L. submariniformis Wittmer, 1985 (paratype).

Fig. 8. Male antennomere III of Laius spp. A. Laius baliensis sp. nov. (paratype). B. L. andamanensis sp. nov. (paratype). C. L. rodriguesensis sp. nov. (paratype). D. L. maai Wittmer, 1973 (paratype). E. L. marchei Pic, 1922. F. L. politus Fairmaire, 1880. G. L. sabangensis Wittmer, 1985 (paratype). H. L. sericatus Champion, 1924. I. L. submariniformis Wittmer, 1985 (paratype).

Fig. 9. Aegeagi of Laius spp. A. Laius baliensis sp. nov. (paratype). B. L. andamanensis sp. nov. (paratype). C. L. rodriguesensis sp. nov. (paratype). D. L. maai Wittmer, 1973 (paratype). E. L. marchei Pic, 1922. F. L. politus Fairmaire, 1880. G. L. sabangensis Wittmer, 1985 (paratype). H. L. sericatus Champion, 1924. I. L. submariniformis Wittmer, 1985 (paratype).