Megalographa, Lafontaine and Poole, 1991

Lafontaine, J. Donald & Sullivan, J. Bolling, 2009, A review of the genus Megalographa Lafontaine and Poole (Lepidoptera: Noctuidae: Plusiinae) with the description of a new species from Costa Rica, Insecta Mundi 2009 (77), pp. 1-10 : 2

publication ID

https://doi.org/ 10.5281/zenodo.5352574

persistent identifier

https://treatment.plazi.org/id/03C887BE-FFDC-FF96-FF46-129A789CFF5C

treatment provided by

Felipe

scientific name

Megalographa
status

 

Key to the species of Megalographa View in CoL View at ENA

1. Forewing with reniform spot partially outlined or partially filled with silvery white ................. 2

— Forewing with reniform spot partially outlined in pale ground color (pale gray or pale coppery brown) ........................................................................................................................................ 4

2(1). Forewing with central part of subterminal area and fringe unmarked; reniform spot represented by silvery-white oval with dark dot in basal third of oval; male vesica with apical cornutus ... .............................................................................................................. M. bonaerensis (Berg)

— Forewing with central part of subterminal area and fringe with contrasting dark patch; reniform spot partially outlined with silvery-white line; male vesica without apical cornutus .............. 3

3(2). Postmedial line of forewing slightly and evenly curved; male genitalia with clavus about 0.25- 0.50X as long as clasper; endemic to Talamanca Mountain Range of southern Costa Rica....... .............................................................................. M. talamanca Lafontaine and Sullivan

— Postmedial line of forewing often slightly S-curved, usually with a notch above silver stigma (between veins M3 and CuA1); male genitalia with clavus as long as clasper; widely distributed in New World from Canada to Argentina and in Hawaii (occasional in Great Britain) ............ ................................................................................................................ M. biloba (Stephens)

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