Laius maai Wittmer, 1973

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 : 13

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.3852570
persistent identifier	https://treatment.plazi.org/id/03933D4C-2054-FFBE-6D03-846CFE82F9CA
treatment provided by	Tatiana (2020-05-21 21:45:03, last updated 2024-11-26 06:55:00)
scientific name	Laius maai Wittmer, 1973
status

Treatment

Figs 3D View Fig , 6A View Fig , 7D View Fig , 8D View Fig , 9D View Fig

Laius maai Wittmer, 1973: 336 .

Type material

Paratypes 6 ♂♂, 2 ♀♀, ( BPBM), “ New Guinea: NE Sarmi , W Hollandia ”, “20.- 23.7.1959 T. C. Maa ”.

Redescription

Male

HL/HW 0.82; PW/PL 1.36; EL/EW 1.51; EL/PL 2.95; EW/PW 1.43; TL/EW 2.46. Antennae ( Fig. 7D View Fig ) long; antennomere III ( Fig. 8D View Fig ) oblong, widened in basal 1/3, L/W = 2.08; approximate ratio of each antennomeres (n = 1) as 7.4: 1.0: 3.6: 2.1: 1.9: 1.9: 1.7: 1.6: 1.7: 1.9: 3.1. Caudal margin of tergite VII concave. Aedeagus ( Fig. 9D View Fig ) about 1.32 mm, concave at aedeagal apex. Gonoporal piece ( Fig. 3D View Fig ) straight, slender, with long and straight basal projection, 0.77 mm in GL; GL/AL 2.01. Ligula ( Fig. 3D View Fig ) relatively long, slightly curved; LL 0.29 mm; LW 0.09 mm; LL/LW 3.06; GL/LL 2.65.

Female

HL/HW 0.78–0.81 (0.80); PW/PL 1.31–1.37 (1.33); EL/EW 1.42–1.66 (1.50); EL/PL 2.70–2.96 (2.83); EW/PW 1.35–1.46 (1.41); TL/EW 2.39–2.67 (2.48). Antennae ( Fig. 7D View Fig ) long; antennomere III short, L/W = 1.88; approximate ratio of each antennomeres (n = 1) as 11.3: 1.0: 5.3: 2.8: 3.0: 3.0: 3.0: 2.5: 2.8: 2.5: 4.5.

Measurements

Male (n = 1): TL 5.05 mm; HL 0.90 mm; HW 1.10 mm; PW 1.43 mm; PL 1.05 mm; EL 3.10 mm; EW 2.05 mm. Female (n = 4): TL 4.50–4.68 (4.58) mm; HL 0.80–0.85 (0.82) mm; HW 1.00–1.05 (1.03) mm; PW 1.30–1.33 (1.31) mm; PL 0.95–1.00 (0.98) mm; EL 2.70–2.90 (2.78) mm; EW 1.75–1.90 (1.85) mm.

Distribution

New Guinea.

References

Wittmer W. 1973. Zur Kenntnis der Malachiidae (Col.) von Neuguinea, Neubritannien, Newireland und den Salomonen. Pacific Insects 15 (3 - 4): 289 - 352.

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).