Leonardi, 1900
Appearance in life
Scale cover of adult female large, oval, sometimes with a narrower, elongate extension posteriorly; secreted parts brownish; exuviae yellow, usually mostly covered by scale material; ventral scale as well developed as the dorsal part. Scale cover of immature male only known in F. penicillata; similar to scale cover of adult female but smaller and narrower.
Morphology
Adult female not pupillarial; body circular to oval; pygidium triangular, with broad emargination, bearing a tuft of marginal gland spines at the apex, and without any invaginated tubes; pygidial margin with 2 pairs of elongate, clavate internal intersegmental scleroses. Anus situated in anterior part of pygidium; vulva situated at same level as anus. Ducts all one size, about 10x as long as width of inner end, apparently 1-barred, scattered on both surfaces of the pygidium and on lateral areas of the body. Preygidium without duct tubercles; margin and submargin from abdominal segment III to level of anterior spiracles with pattern of marginal notches associated with dark lines perpendicular to margin. Perivulvar pores present or absent; stigmatic disc pores present by anterior and sometimes posterior spiracles. Antennae each situated on flat derm near margin, level with anterior ridge of clypeolabral shield; intersegmental folds present, sclerotized in comb-like series of spicules; crenulae present on venter of abdomen; dermal striations present, with small, circular sclerotizations.