Figs 504–521 in A revision of the Maechidiini Burmeister, 1855 (Coleoptera: Scarabaeidae: Melolonthinae) from the Indo-Australian transition zone, and the first record of the tribe west of Wallace's Line

Figs 504–521. Papuan and Wallacean Maechidius Macleay, 1819, pygidium, dorsal view. 504. M. paupianus Heller, 1910, lectotype, ♀ (SNSD). 505. M. pauxillus Heller, 1910 comb. rest., lectotype, ♂ (SNSD). 506. Same, ♀ (BMNH). 507. M. pedarioides Arrow, 1941, syntype, ♀ (BMNH). 508. Same, syntype, ♂ (BMNH). 509. M. peregrinus Lansberge, 1886, ♂ (DTC). 510. M. perlatus (Frey, 1969) comb. nov., ♂ (SMNS). 511. M. popei (Frey, 1969) comb. nov., holotype, ♀ (BMNH). 512. Same, paratype, ♂ (BMNH). 513. M. riedeli sp. nov., holotype, ♂ (SMNS). 514. M. rugicollis Moser, 1920, ♂ (BMNH). 515. M. seriegranosus Heller, 1914, lectotype, ♂ (SNSD). 516. M. similis sp. nov., paratype, ♂ (BMNH). 517. M. skalei sp. nov., paratype, ♂ (NME). 518. M. sougb sp. nov., holotype, ♂ (NME). 519. M. speciosus (Frey, 1969) comb. nov., ♂ (BMNH). 520. Same, different ♂ (BMNH). 521. Same, ♀ (BMNH). Not to scale.