Mirokempynus profundobifurcus, Ma & Shih & Ren & Wang, 2020

Ma, Yiming, Shih, Chungkun, Ren, Dong & Wang, Yongjie, 2020, New lance lacewings (Osmylidae: Kempyninae) from the Middle Jurassic of Inner Mongolia, China, Zootaxa 4822 (1), pp. 94-100 : 97

Mirokempynus profundobifurcus sp. nov.

( Fig. 1 )

Zoobank LSID: urn:lsid:zoobank.org:act:4F979AB9-ABA0-4CEE-BB7A-7391DAC8C5C2

Etymology. From the Latin combination of profund - and bifurcus, meaning deeply dichotomous, referring to MP forked close to the bifurcation point of M.

Type material. Holotype CNU-NEU-NN2020001P/C, only the hind wing preserved ( Fig. 1 ).

Locality and horizon. Daohugou Village, Shantou Township, Ningcheng County, Inner Mongolia, China; Jiulongshan Formation, Aalenian/Bajocian boundary, Middle Jurassic.

Diagnosis. As for genus.

Description. Hind wing 28.36 mm in length as preserved, 8.59 mm in width.

Hind wing ( Fig. 1 ): Membrane decorated with some small spots near the distal one-third of wing; medial nygmata present; RP branches more than 30; crossveins densely distributed in proximal part of RP field; an additional sinuous vein present at RP1 base; MA forming simple bifurcated branches distally; MP1 with 6 distal pectinated branches; MP2 bifurcated at the middle, each sub-branch with simple distal dichotomous branches; CuA parallel with posterior margin, and with more than 20 branches; CuP with 12 pectinated branches; A1 short, only with 5 branches; A2 forming 3 simple branches.

Figures

FIGURE 1. Lance lacewing Mirokempynus profundobifurcus gen. et sp. nov., Holotype from the Middle Jurassic of Jiulongshan Formation in Daohugou, China. A. Partial body and hind wing in Part (CNU-NEU-NN2020001P). B. Counterpart (CNU- NEU-NN2020001C). Photo 1B is flipped left to right for easy comparison with A and C. C. Line drawing of the hind wing of Mirokempynus profundobifurcus gen. et sp. nov. A–B. Scale bar is 10 mm. C. Scale bar is 5 mm.