Gray-cheeked Nunlet

Here the details of the Gray-cheeked Nunlet named bird below:

SCI Name:  Nonnula frontalis
Protonym:  Malacoptila frontalis Ann.Mag.Nat.Hist.(2), 13 p.479
Taxonomy:  Galbuliformes / Bucconidae / Nonnula
Taxonomy Code:  gycnun1
Type Locality:  Colombia.
Author:  Sclater, PL
Publish Year:  1854
IUCN Status:  Least Concern

DEFINITIONS

NONNULA
(Bucconidae; Ϯ Rusty-breasted Nunlet N. rubecula) Mod. L. nonnula  nunlet, little nun  < dim. Med. L. nonna  nun  < Late Gr. νοννα nonna  nun  < νοννος nonnos  monk; "For the more debile and passerine form of Malacoptila, represented by the Bucco rubecula, Spix, and Lypornix ruficapilla, Tschudi, I propose the new generic or subgeneric appellation Nonnula, type N. rubecula (Bucco rubecula, Spix, Av. Bras. i. t. 39. fig. 1. p. 51).  The members of this section are much inferior in size to the true Malacoptilæ." (P. Sclater 1853).
Synon. Microtrogon.

nonnula
Mod. L. nonnula  nunlet, little nun  < dim. Med. L. nonna  nun  < Late Gr. νοννα nonna  nun  < νοννος nonnos  monk.

frontale / frontalis
L. frontalis  fronted, frontal  < frontalia or frontale  frontlet  < frons, frontis  forehead, brow (ref. distinctive, contrastingly coloured forehead patch, usually black or red).
● ex “Faucon Huppé” of Levaillant 1798, pl. 28 (syn. Crinifer piscator).
● Front Range, Rocky Mts., Colorado, USA (syn. Otus flammeolus).
● ex “Perruche Ara à Bandeau Rouge” of Levaillant 1801 (Pyrrhura).

SUBSPECIES

Gray-cheeked Nunlet (stulta)
SCI Name: Nonnula frontalis stulta
stulta / stultus
L. stultus  foolish, silly.
● ex “Passer mattugia” of Olina 1672, “Foolish Sparrow” of Willughby 1676, and Latham 1785, “Passer stultus Bononiensium” of Ray 1713, and “Passer stultus” of Brisson 1760 (syn. Petronia petronia).

Gray-cheeked Nunlet (pallescens)
SCI Name: Nonnula frontalis pallescens
pallescens
L. pallescens, pallescentis  pale-coloured, yellowish  < pallescere  to turn pale  <  pallere  to be pale.

Gray-cheeked Nunlet (frontalis)
SCI Name: Nonnula frontalis frontalis
frontale / frontalis
L. frontalis  fronted, frontal  < frontalia or frontale  frontlet  < frons, frontis  forehead, brow (ref. distinctive, contrastingly coloured forehead patch, usually black or red).
● ex “Faucon Huppé” of Levaillant 1798, pl. 28 (syn. Crinifer piscator).
● Front Range, Rocky Mts., Colorado, USA (syn. Otus flammeolus).
● ex “Perruche Ara à Bandeau Rouge” of Levaillant 1801 (Pyrrhura).