Etymology
From Greek *phýsa* (bladder, bellows) + *deutera* (second) — "second bladder" referring to specific characters; coined by Lacordaire.
Seasonal activity
Active October–April (peak Jan–Nov)
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Green = active months · Orange = peak. Peak: XI-I
Distribution
Madagascar (Northeast)
Countries: Madagascar
Provinces / states: Northeast
External references
GBIF · iNaturalist · Wikipedia