Ridens tristis

Uncommon 1050-1350 m. Puddles and attracted to bait.

Similar species: [none]

Male
1050 m., Lower Manu Road, Paucartambo
2016-Nov11

Male
(1200 m., Pampa Hermosa, Junin)
2014-Nov16


Ridens harpagus

Rare at 2000 m. Attracted to bait.

Similar species: No other has a similar long HW tail.

Male
2000 m., Rocotal, Paucartambo
2022-Oct30

Male
2000 m., Rocotal, Paucartambo
2022-Oct30


Ridens mephitis

Fairly common 1050-1350 m. Attracted to bait.

Similar species: R. fulminans has the double costal dashes FW longer, and placed more basally, broadly overlapping cellspot. R. pacasa has the lower edge of the spot in space 2 FW longer than the upper edge.

Male
1050 m., Lower Manu Road, Paucartambo
2015-Nov22

Male
1350 m., San Pedro, Paucartambo
2016-Nov08


Ridens fulminans

Fairly common 1000-1100 m. Puddles, and attracted to bait.

Similar species: See R. mephitis. Upper and lower edges of spot in FW space 2 are of equal length, unlike R. pacasa.

Male
1050 m., Lower Manu Road, Paucartambo
2016-May20

Male
1050 m., Lower Manu Road, Paucartambo
2021-Nov26


Ridens pacasa

Uncommon(?) 1050-1150 m. Attracted to bait and mud. Variable in terms of FW apical spots and amount of white VHW.

Similar species: Distinguished from R. mephitis and R. fulminans by having the lower edge of spot in space 2 FW longer than the upper edge.

Male
1100 m., Lower Manu Road, Paucartambo
2016-Nov09

Male
1150 m., Lower Manu Road, Paucartambo
2016-Nov17

Male
1050 m., Lower Manu Road, Paucartambo
2016-Nov17


Ridens bridgmani

Rare(?) at 1050 m. Attracted to bait.

Similar species: [none]

Male
1050 m., Lower Manu Road, Paucartambo
2016-May20

Male
1050 m., Lower Manu Road, Paucartambo
2016-May20


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