Philothalpus precious, Kleman-Junior & Barroso & Pereira & Asenjo, 2024

Kleman-Junior, Louri, Barroso, Paulo Ricardo Ramires, Pereira, Luana De Fátima Baraúna & Asenjo, Angélico, 2024, A new Brazilian species of the genus Philothalpus Kraatz (Coleoptera: Staphylinidae), Zootaxa 5419 (3), pp. 439-445 : 444

To include P. precious sp. nov., the taxonomic key proposed by Chatzimanolis (2020) is modified as follows:

Couplets 1–6 without modification.

7. Head and pronotum red-brown to dark brown ( Chatzimanolis & Ashe 2005; fig. 5). Elytra metallic green. Abdomen orange except for antero-medial disk of tergites II–V, anterior 2/3–3/4 of segment VI except at base, anterior 1/2– 2/3 of segment VII and posterior 1/2 of segment VIII brown. Legs orange. Aedeagus as in Chatzimanolis & Ashe (2005; figs. 53–56)..................................................................................................... P. bilobus

- Head and pronotum black or dark reddish brown with greenish or greenish golden overtones ( Chatzimanolis & Ashe 2005; figs. 7, 29, 30) and Figs. (1A–C). Elytra black with greenish or greenish golden overtones ( Fig. 1D ); abdomen overall darker, colored differently; legs darker, at least partly dark brown.......................................................... 7A

7A Head and pronotum black with greenish overtones ( Chatzimanolis & Ashe 2005; figs. 7, 29, 30). Elytra black with greenish overtones. Abdomen dark reddish brown except segment II and posterior border of sternites III–VI, posterior 1/3 of segment VII and anterior 4/5 of segment VIII dark orange. Legs brown. Aedeagus as in Chatzimanolis & Ashe 2005 (figs. 82–85)......................................................................................... P. mauroprasinus

- Head and pronotum dark reddish brown with greenish golden overtones ( Figs 1A–C ). Elytra black with metallic greenish golden overtones ( Fig. 1D ). Abdomen dark reddish brown, almost black, except posterior border of segment III, posterior 1/3 of segments IV–V, posterior 1/4 of segment VI, posterior 2/5 of segment VII, anterior border of segment VII, and anterior 2/3 of segment VIII, reddish brown. Legs brownish orange with dorsal part of hind femora and apical third of all tibiae dark brown. Aedeagus as in Figures (2A–E)........................................................... P. precious sp. nov. Couplets 8–26 without modification.

Figures

FIGURE 1. Holotype of Philothalpus precious sp. nov.. A. Dorsal habitus. B. Head. C. Pronotum. D. Elytra. Scale bars = 1 mm.