Tawny-faced Gnatwren

SCI Name:  Microbates cinereiventris
Protonym:  Ramphocaenus cinereiventris Proc.Zool.Soc.London Pt23 no.289 p.76 pl.87
Taxonomy:  Passeriformes / Polioptilidae / Microbates
Taxonomy Code:  tafgna1
Type Locality:  'Pasto,'' Colombia; Buenaventura substituted by Cory and Hellmayr, 1924, op. cit., p. 212.
Author:  Sclater, PL
Publish Year:  1855
IUCN Status:  Least Concern

DEFINITIONS

MICROBATES
(Polioptilidae; Ϯ Collared Gnatwren M. collaris) Gr. μικρος mikros   small; βατης batēs  treader  < βατεω bateō  to tread  < βαινω bainō  to walk; "V.—MICROBATES, gen. nov. p. 72.  (μικρος, parvus, et βατης, qui incedit).  Habitus generalis Ramphocæni; rostro paulo crassiore at fere simili: sed cauda brevissima, alas haud superante, primo visu distinguenda.  Typus, M. TORQUATUS, sp. nov. quam vide infra." (P. Sclater & Salvin 1873); "Microbates Sclater and Salvin, 1873, Nomen. Av. Neotrop., p. 155. Type, by original designation and monotypy, Microbates torquatus Sclater and Salvin = Rhamphocaenus collaris Pelzeln." (Paynter in Peters 1964, X, 443).

cinereiventris
L. cinereus  ash-coloured  < cinis, cineris  ashes; venter, ventris  belly.

SUBSPECIES

Tawny-faced Gnatwren (semitorquatus)
SCI Name: Microbates cinereiventris semitorquatus
semitorquata / semitorquatus
Mod. L. semitorquatus  half-collared  < L. semi-  half-, semi-, small  < semis, semissis  half  < as, assis  whole; torquatus  collared  < torques  collar  < torquere  to twist.
● ex “Héoro-taire à collier blanc” of Audebert & Vieillot 1802 (syn. Acanthorhynchus tenuirostris).
● ex “Petit Engoulevent tacheté de Cayenne” of d’Aubenton 1765-1781, pl. 734, and de Buffon 1770-1783, and “White-collared Goatsucker” of Latham 1783 (Lurocalis).
● ex “Esparvero faxado” (= ☼) of de Azara 1802-1805, no. 19 (Micrastur).
● ex “Figuier à demi-collier” of de Buffon 1770-1783, and “Half-collared Warbler” of Latham 1783 and Pennant 1785 (unident.).

Tawny-faced Gnatwren (magdalenae)
SCI Name: Microbates cinereiventris magdalenae
magdalenae / magdalenensis
● Río Magdalena, Colombia (subsp. Malacoptila panamensis, subsp. Microbates cinereiventris, subsp. Pachyramphus cinnamomeus, subsp. Thamnophilus nigriceps, subsp. Thripadectes virgaticeps).
● Bahía Magdalena, Baja California, Mexico (subsp. Passerculus sandwichensis, syn. Rallus longirostris beldingi).
● Isla María Magdalena, Las Tres Marías Is., Mexico (subsp. Pheugopedius felix).
● Etymology undiscovered; an eponym or a toponym, but no clue is given (Wolters 1949, Beitr. Gattungssyst. Vögel, 13) (OD per Martin Schneider) (syn. Serinus mozambicus barbatus).
● Llanos de Magdalena, Baja California, Mexico (subsp. Thryomanes bewickii).

Tawny-faced Gnatwren (cinereiventris)
SCI Name: Microbates cinereiventris cinereiventris
cinereiventris
L. cinereus  ash-coloured  < cinis, cineris  ashes; venter, ventris  belly.

Tawny-faced Gnatwren (peruvianus)
SCI Name: Microbates cinereiventris 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).