Pupa of Algon sphaericollis. A dorsal aspect; B lateral aspect; C ventral aspect; D frontal aspect; E male terminal sternite; F female terminal sternite. — Abbreviations: An, antenna; Asp, atrophied spiracle; Fsp, functional spiracle; Ft, fore tarsus; Md, mandible; Mp, maxillary palp, Lp, labial palp; Mt, mid tarsus; Ht, hind tarsus; Sfp, setiform projection; P, pore; Gt, gonotheca; Vp, ventral prolongation; Tpl, terminal prolongation; A, accesory; I–IX, abdominal segments.

 
 
  Part of: Li C, Tang L (2024) Phylogenetic analysis of rove beetle subfamily Staphylininae (Coleoptera: Staphylinidae) based on the morphology of preimaginal stages, with description of larva and pupa of Algon sphaericollis. Arthropod Systematics & Phylogeny 82: 629-657. https://doi.org/10.3897/asp.82.e106391