Belongs within: Agnostina.
Lejopyge is a genus of agnostidans known from the Middle and Upper Cambrian of Eurasia (Harrington et al. 1959).
Characters (from Harrington et al. 1959): Axial furrows of both shields obsolete except near base of glabella and at upper end of pygidial axis; genae smooth or rugose; surface of pygidium smooth.
Lejopyge Hawle & Corda 1847HLC03
|--*L. laevigata (Dalman 1828) [=Battus laevigatus]HLC03
|--L. acantha Robison 1984HLC03
|--L. armata (Linnarsson 1869) (see below for synonymy)HLC03
|--L. barrandei (Hicks 1872)HLC03
|--L. calva Robison 1964HLC03
|--L. elegans (Tullberg 1880)HLC03
|--L. hybridus (Brøgger 1878)HLC03
|--L. multifora Öpik 1979HLC03
|--L. seminula (Whitehouse 1939)HLC03
`--L. sinensis Lu & Lin in Peng 1987HLC03
Lejopyge armata (Linnarsson 1869) [=Agnostus laevigatus var. armatus, L. laevigata armata, L. laevigatus armatus (l. c.); incl. L. laevigata perrugata Westergård 1946, L. armata trigonospinosa Yang 1982, L. zhejiangensis Qiu in Qiu, Lu et al. 1983]HLC03
*Type species of generic name indicated
References
Harrington, H. J., G. Henningsmoen et al. 1959. Systematic descriptions. In Treatise on Invertebrate Paleontology pt O. Arthropoda 1 pp. O170–O540. Geological Society of America and University of Kansas Press.
[HLC03] Hong, P. S., J. G. Lee & D. K. Choi. 2003. Trilobites from the Lejopyge armata zone (upper Middle Cambrian) of the Machari Formation, Yongwol Group, Korea. Journal of Paleontology 77 (5): 895–907.