Yellow-breasted Boatbill

SCI Name:  Machaerirhynchus flaviventer
Protonym:  Machaerirhynchus flaviventer BirdsAustr.Supp. Suppl. pl.,text
Taxonomy:  Passeriformes / Machaerirhynchidae / Machaerirhynchus
Taxonomy Code:  yebboa1
Type Locality:  Cape York.
Author:  Gould
Publish Year:  1851
IUCN Status:  Least Concern

DEFINITIONS

MACHAERIRHYNCHUS
(Machaerirhynchidae; Ϯ Yellow-breasted Boatbill M. flaviventer) Gr. μαχαιρα makhaira  large knife, dagger; ῥυγχος rhunkhos  bill; "MACHÆRIRHYNCHUS FLAVIVENTER, Gould.   Yellow-breasted Flycatcher." (Gould 1851); "Family MUSCICAPIDÆ?  Genus MACHÆRIRHYNCHUS.   Gen. Char.  Bill rather shorter than the head, very much depressed and widely dilated, causing it to assume a lancet-like form; culmen elevated, forming a distinct ridge down the centre of the upper mandible, and continued over its extremity in the form of a sharp hook; under mandible convex; tomiæ straight, the upper very slightly slightly overlapping the lower; rictus beset with fine but stiff bristles; nostrils oblong, partly covered with an operculum, and seated in large and deep depressions occupying the basal half of the upper mandible; wings short and somewhat rounded, the first quill very short, the second much shorter than the third, the fifth the longest; tail moderate in length, distinctly graduated, the outer feathers being little more than half the length of the central ones; tarsi moderate in length and slight in structure; toes feeble, particularly the anterior ones; the two outer toes equal in length, and united from the base to the first joint; hind toe rather long; claws hooked and very sharp." (Gould 1852); "Machaerirhynchus Gould, 1851, Birds Australia, Suppl., pt. 1, pl. and text. Type, by monotypy, Machaerirhynchus flaviventer Gould." (Mayr in Peters 1986, XI, 527).
Var. Macheirhynchus, Machirhynchus, Machaerorhynchus, Machaerirhuynchus.

flaviventer / flaviventre / flaviventris
L. flavus  yellow, golden-yellow; venter, ventris  belly.
● ex “Ortolan à ventre jaune du Cap de Bonne Espérance” of d’Aubenton 1765-1781, pl. 664, fig. 2 (Emberiza).
● ex “Petit Râle de Cayenne” of d’Aubenton 1765-1781, pl. 847 (Hapalocrex).
● ex "Ypacahá ceja blanca" of de Azara 1802-1805, no. 377 (syn. Hapalocrex flaviventer).
● ex “Coucou à ventre rayé de l’Île Panay” of Sonnerat 1776 (syn. Hierococcyx sparverioides).
● ex “Tachurí vientre amarillo” of de Azara 1802-1805, no. 171 (Pseudocolopteryx).
● ex “Tangara tacheté de Cayenne” of d’Aubenton 1765-1781, pl. 290, fig. 2 (syn. Tangara mexicana).

SUBSPECIES

Yellow-breasted Boatbill (albifrons)
SCI Name: Machaerirhynchus flaviventer albifrons
albifrons
L. albus  white; frons, frontis  forehead, brow.
● ex “White-fronted Owl” of Latham 1787 (syn. Aegolius acadicus).
● ex “White-crowned Parrot” of Latham 1781 (Amazona).
● ex “Cola aguda vientre de canela” of de Azara 1802-1805, no. 234 (Donacospiza).
● ex “White-fronted Thrush” of Latham 1783 (syn. Miro australis).
● ex “White-faced Manakin” of Edwards 1764 (Pithys).

Yellow-breasted Boatbill (albigula)
SCI Name: Machaerirhynchus flaviventer albigula
albigula
L. albus white; gula throat.

Yellow-breasted Boatbill (novus)
SCI Name: Machaerirhynchus flaviventer novus
novus
L. novus new, fresh, recent.
● ex “White-chinned Tody” of Latham 1782 (unident.).

Yellow-breasted Boatbill (xanthogenys)
SCI Name: Machaerirhynchus flaviventer xanthogenys
xanthogenys
Gr. ξανθος xanthos  yellow; γενυς genus, γενυος genuos  cheek, chin, jaw.

Yellow-breasted Boatbill (flaviventer)
SCI Name: Machaerirhynchus flaviventer flaviventer
flaviventer / flaviventre / flaviventris
L. flavus  yellow, golden-yellow; venter, ventris  belly.
● ex “Ortolan à ventre jaune du Cap de Bonne Espérance” of d’Aubenton 1765-1781, pl. 664, fig. 2 (Emberiza).
● ex “Petit Râle de Cayenne” of d’Aubenton 1765-1781, pl. 847 (Hapalocrex).
● ex "Ypacahá ceja blanca" of de Azara 1802-1805, no. 377 (syn. Hapalocrex flaviventer).
● ex “Coucou à ventre rayé de l’Île Panay” of Sonnerat 1776 (syn. Hierococcyx sparverioides).
● ex “Tachurí vientre amarillo” of de Azara 1802-1805, no. 171 (Pseudocolopteryx).
● ex “Tangara tacheté de Cayenne” of d’Aubenton 1765-1781, pl. 290, fig. 2 (syn. Tangara mexicana).

Yellow-breasted Boatbill (secundus)
SCI Name: Machaerirhynchus flaviventer secundus
secunda / secundus
L. secundus  subordinate, inferior  < sequi  to follow.