Pearled Treerunner

Here the details of the Pearled Treerunner named bird below:

SCI Name:  Margarornis squamiger
Protonym:  Anabates squamiger Mag.Zool. 8 cl.2 p.14
Taxonomy:  Passeriformes / Furnariidae / Margarornis
Taxonomy Code:  peatre1
Type Locality:  Ayupaya, Bolivia.
Author:  d''Orbigny & Lafresnaye
Publish Year:  1838
IUCN Status:  Least Concern

DEFINITIONS

MARGARORNIS
(Furnariidae; Ϯ Pearled Treerunner M. squamiger perlatus) Gr. μαργαρον margaron  pearl; ορνις ornis, ορνιθος ornithos  bird; " *C. Margarornis RCHB. Nat. Syst, d. Vögel t. suppl.   ...   *413. M. perlatus (Sittasomus — LESSON 1844. BP.) RCHB. t. DXXIX. 3647.  ...  Augenbrauenstreif über die Ohren herabziehend, Kehle, Gurgelgegend und schwarz gesäumte Schafttropfen an den Halsseiten und von der Brust bis zu den Afterdecken reinweiß    ...  414. M. squamiger (Anabates — D'ORB. LAFR. syn. Voy. 369. pl. LIV. 2) RCHB. t. DXXIX. 3646. — Von vorigem dadurch unterschieden, daß die Tropfenflecke lebhaft gelb ("laete flavis" D'ORBIGNY) sind." (Reichenbach 1853); "Margarornis Reichenbach, Handb. spec. Orn., cont. x, 1853, Scansoriae A. Sittinae, p. 146, 179. Type, by subsequent designation, Sittasomus perlatus Lesson (G. R. Gray, Cat. Gen. Subgen. Bds., 1855, p. 28)." (Peters 1951, VII, 116).
Synon. Anabasitta.

squamiger / squamigera
L. squamiger  scale-bearing, scaly  < squama  scale; -gera  carrying  < gerere  to carry.

SUBSPECIES

Pearled Treerunner (perlatus)
SCI Name: Margarornis squamiger perlatus
perlata / perlatum / perlatus
Mod. L. perlatus  perlated, pearly  < Med. L. perla  pearl  < L. lapis perlucidulus  pearl  < perlucere  to be transparent (cf. Med. L. perlatus  very wide  < L. latus  wide).
● ex “Tetrao chinensis” of Osbeck 1757, “Perdix chinensis” of Brisson 1760, “Perdrix de la Chine” of de Buffon 1770-1783, and “Pearled Partridge” of Latham 1783 (syn. Francolinus pintadeanus).
● ex “Chevêchette Perlée” of Levaillant 1810 (Glaucidium).
● ex “Tuidara” of Marcgrave 1648 (syn. Tyto pratincola).

Pearled Treerunner (peruvianus)
SCI Name: Margarornis squamiger peruvianus
peruana / peruanum / peruanus / peruvia / peruviana / peruvianus / peruviensis
Peru. Said to be named after Biru, a local Inca encountered by the conquistadores (although the name is also accredited to a Panamanian cazique). Until the early 18^th century the Viceroyalty of Peru included all Spanish possessions in South America.
● ex “Geai du Pérou” of d’Aubenton 1765-1781, pl. 625, and de Buffon 1770-1783, and “Peruvian Jay” of Latham 1781 (syn. Cyanocorax yncas).
● ex “Coq de Roche du Pérou” of d’Aubenton 1765-1781, pl. 745, and de Buffon 1770-1783 (Rupicola).
● Erroneous TL. Peru (= Brazil) (Tangara).
● Erroneous TL. Peru (= Tahiti) (Vini).

Pearled Treerunner (squamiger)
SCI Name: Margarornis squamiger squamiger
squamiger / squamigera
L. squamiger  scale-bearing, scaly  < squama  scale; -gera  carrying  < gerere  to carry.