Macrolycus, Waterhouse, 1878

Du, Ruolan, Yang, Yuxia, Yang, Xingke & Liu, Haoyu, 2024, A taxonomic study on the nominate subgenus Macrolycus Waterhouse, 1878 from China (Coleoptera, Lycidae), Zootaxa 5424 (3), pp. 358-366 : 364-365

publication ID

https://doi.org/ 10.11646/zootaxa.5424.3.4

publication LSID

lsid:zoobank.org:pub:9F446F11-2997-43AE-BD75-1AA60049D321

DOI

https://doi.org/10.5281/zenodo.10841495

persistent identifier

https://treatment.plazi.org/id/03D387DE-FF92-FF99-CBF3-FA8304CCFED9

treatment provided by

Plazi

scientific name

Macrolycus
status

s. str.

Key to the species of Macrolycus s. str.

(males only)

1. Aedeagus with strongly developed parameres, at least 1/3 length of phallus (e.g. Fig. 3G View FIGURE 3 ; Li et al. 2012: fig. 37).......... 2

- Aedeagus with moderately developed parameres, less than 1/4 length of phallus (e.g. Figs 3B, E, K View FIGURE 3 ; Kazantsev 2001: figs 2, 5; 2002: fig. 2, 6; Li et al. 2012: fig. 34)..................................................................... 3

2. Phallus present with a ridge along the whole length of lateral side ( Li et al. 2012: fig. 36)..................................................................................................... M. luteus Li, Bocak & Pang, 2012

- Phallus smooth and absent with ridge on lateral side ( Fig. 3I View FIGURE 3 )......................... M. bowringi Waterhouse, 1878

3. Parameres shell-shaped, with lateral margins nearly straight or feebly protuberant in lateral view.... M. jeanvoinei Pic, 1935 Parameres spoon-shaped, with lateral margins widely emarginate in lateral view (e.g., Figs 3C, F, L View FIGURE 3 ; Kazantsev 2001: fig. 6; 2002: figs 3, 7; Li et al. 2012: fig. 41)..................................................................... 4

4. Phallus of aedeagus with tetraschistic at apex ( Li et al. 2012: fig. 34)............ M. quadrifidus Li, Bocak & Pang, 2012

- Phallus of aedeagus present with two small processes at apex (e.g. Figs 3B, E, K View FIGURE 3 ; Kazantsev 2001: figs 2, 5; 2002: fig. 2, 6). ................................................................................................... 5

5. Antennomere III triangular in male ( Fig. 2B View FIGURE 2 ; Kazantsev 2002: fig. 1); aedeagus with apical part of phallus expanded distad in ventral view ( Fig. 3E View FIGURE 3 ; Kazantsev 2002: fig. 2)..................................... M. gansuensis Kazantsev, 2002

- Antennomere III lamellate in male (e.g., Figs 2A, D View FIGURE 2 ; Kazantsev 2001: figs 1, 4); aedeagus with apical part of apical part progressively constricted distad in ventral view (e.g. Figs 3B, K View FIGURE 3 ; Kazantsev 2001: figs 2, 5, 2002: fig. 6)................ 6

6. Lamella of antennomere III 0.8 times as long as joint itself ( Kazantsev 2001: fig. 1); subapical part of phallus feebly inflated laterally in ventral view, 2.5 times as wide as basal part ( Kazantsev 2001: fig. 2)........... M. yunnanus Kazantsev, 2001

- Lamella of antennomere III at least 1.1 times as long as joint itself ( Fig. 2A, D View FIGURE 2 ); subapical part of phallus strongly inflated laterally in ventral view, nearly 3.0 times as wide as basal part ( Figs 3B, K View FIGURE 3 ; Kazantsev 2001: fig. 5; 2002: fig. 6).......... 7

7. Pronotum and elytra dark red; subapical part of phallus flat ventrally in lateral view ( Kazantsev 2001: fig. 6)...................................................................................... M. shaanxiensis Kazantsev, 2001

- Pronotum and elytra orange red or light red (e.g., Fig. 2D View FIGURE 2 ); subapical part of phallus inflated ventrally in lateral view (e.g., Figs 3B, K View FIGURE 3 ; Kazantsev 2002: fig. 7)........................................................................... 8

8. Elytra strongly widened posteriorly, 3.1 times longer than humeral width ( Fig. 2D View FIGURE 2 ); apical part of phallus abruptly constricted distad then parallel-sided in ventral view ( Fig. 3K View FIGURE 3 )........................................... M. subapicis sp. nov.

- Elytra feebly widened posteriorly, 4.3 times longer than humeral width ( Fig. 2A View FIGURE 2 ); apical part of phallus progressively constricted distad in ventral view ( Fig. 3C View FIGURE 3 ; Kazantsev 2002: fig. 6).............................. M. oreophilus Kazantsev, 2002

Kingdom

Animalia

Phylum

Arthropoda

Class

Insecta

Order

Coleoptera

Family

Lycidae

GBIF Dataset (for parent article) Darwin Core Archive (for parent article) View in SIBiLS Plain XML RDF