Pachylomalus

Zhang, Ye-Jun & Zhou, Hong-Zhang, 2007, Taxonomy of the tribe Paromalini Reitter (Coleoptera: Histeridae, Dendrophilinae) from China, Zootaxa 1544, pp. 1-40 : 11

Key to the Chinese species of Pachylomalus

1 Prosternal lobe with complete marginal stria; mesoventrite without marginal stria; the first visible abdominal sternum with two lateral striae at each side ......................................................... P. musculus (Marseul)

- Prosternal lobe with marginal stria only laterally; mesoventrite with marginal stria; the first visible abdominal sternum with one lateral stria at each side ................................................... P. deficiens Cooman FIGURES 28–41. Pachylomalus deficiens Cooman 28. Head, frontal view; 29. Pronotum, elytra, propygidium and pygidium; 30. Prosternum, meso- and metaventrite, and the first visible abdominal sternum; 31. Protibia, dorsal view; 32. Mesotibia, dorsal view; 33. Metatibia, dorsal view; 34–35. Aedeagus, lateral and dorsal views; 36–37. Male 8th tergite, dorsal and lateral views; 38. Male 8th sternum, ventral view; 39–40. Male 9th and 10th tergites, dorsal and lateral views; 41. Male 9th sternum, ventral view. Scale bars: 29, 30 = 0.5 mm; 28, 31–41 = 0.25 mm.