Peridea, Stephens, 1828

Dolinskaya, Irina V., 2019, The use of egg characters for the classification of Notodontidae (Lepidoptera), with keys to the common Palaearctic genera and species, Zootaxa 4604 (2), pp. 201-241 : 233

Peridea

1 Sculpture poorly discernible, cell walls weakly expressed or absent ( Fig. 115 ). Distributed around Caspian Sea in Azerbaijan and N. Iran................................................................................... P. murina

- Sculpture and cell walls clearly expressed. Distribution —— Western or eastern part of Palaearctic region...............2

2 Chorion solid, opaque.................................................................................. 3

- Chorion translucent................................................................................... 5

3 Cells with broad walls and clearly expressed aeropyles. Far East Russia Korea, Japan, China..........................4

- Cells with moderately broad walls and weakly expressed aeropyles ( Fig. 116 ). From Europe to South Ural region ( Russia)................................................................................................ P. anceps

4 Cell walls with medial grooves ( Fig. 117 ). Quercus (Fagaceae) .......................................... P. lativitta

- Cell walls without grooves ( Fig. 118 ). Ulmus (Ulmaceae) ............................................. P. graeseri

5 Cell floor sculpture clearly expressed and with densely interwoven fibers ( Figs. 119,120 , 121 ).................................................................................................... P. elzet , P.aliena , P. jankowskii

- Cell floor sculpture weakly expressed ( Figs. 122–124 )........................................................ 6

6 Cell walls with medial grooves ( Fig.124 )......................................................... P. moltrechti

- Cell walls without grooves.............................................................................. 7

7 Oviposition on Quercus (Fagaceae) ................................................................ P.gigantea

- Oviposition on Alnus (Betulaceae) ............................................................... P. oberthueri

Figures

FIGURES 115–120. Eggs of Notodontidae. 115. Peridea murina, apical part of egg. 116. Peridea anceps, part of lateral area. 117. Peridea lativitta, part of lateral area. 118 Peridea graeseri, part of lateral area. 119. Peridea elzet, part of lateral area. 120. Peridea aliena, part of lateral area. Scale bars 115–120 (10 µ).

FIGURES 121–124. Eggs of Notodontidae, part of lateral area. 121. Peridea jankowskii. 122. Peridea gigantea. 123. Peridea oberthueri. 124 Peridea moltrechti. Scale bars 121–124 (10 µ).