Largusoperla borisi Chen, 2018b

Chen, Zhi-Teng & Wang, Bo, 2019, Review of the fossil genus Largusoperla (Plecoptera: Perlidae): Annotated checklist, taxonomic identification, and description of a new species, Zootaxa 4565 (2), pp. 281-291 : 283

Largusoperla borisi Chen, 2018b

Largusoperla borisi Chen 2018b . Zootaxa, 4450(4): 496. Specimen status: male holotype, CZT-PLE-MA4 (ICJUST).

Remarks. The hammer of L. borisi is not visible in the holotype. But it can be distinguished from other congeners by the paraprocts strongly sclerotized, long triangular, inner margin concave, outer margin convex, apex obtuse and triangular ( Fig. 1 , Fig. 2C ).

Figures

FIGURE 1. Available male paraprocts and female subgenital plates in Largusoperla, ventral view.

FIGURE 2. Photograph of terminalia. A. Largusoperla difformitatem, ventral view; B. Largusoperla dewalti, ventral view; C. Largusoperla borisi, ventral view; D. Largusoperla crassus, ventral view; E. Largusoperla crassus, dorsal view.