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Moluccan Whistler Pachycephala macrorhyncha Scientific name definitions

Walter E. Boles, Josep del Hoyo, David Christie, Nigel Collar, and Guy M. Kirwan
Version: 1.1 — Published October 22, 2024
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Introduction

This account summarizes the life history of the Moluccan Whistler, including information relating to its identification, systematics, distribution, habitat, diet, vocalizations, breeding ecology, and conservation status.

Subspecies


SUBSPECIES

Pachycephala macrorhyncha pelengensis Scientific name definitions

Systematics History

Pachycephala melanura pelengensis Neumann, 1941, Zoologische Mededelingen uitgegeven door het Rijksmuseum van Natuurlijke Historie te Leiden 23:112.—Peleng. (8)

The type series of pelengensis collected by Johannes J. B. Menden (fl. 1927‒1941) is held in the Museums für Tierkunde, Staatlichen Naturhistorischen Sammlungen, Dresden: the holotype, a female collected 4 August 1938 (SMTD C44709), along with the following paratypes, a juvenile male, 21 July 1938 (SMTD C45451), male, 6 August 1938 (SMTD C45452), and male, 28 July 1938 (SMTD C45453), male, 21 July 1938 (SMTD C45454) (9).

Distribution

Endemic to the Banggai Islands (east of Sulawesi).

Field Identification

Subspecies pelengensis is relatively small; both sexes are similar to clio, but the female’s upperparts are more olive, and the underparts are deeper yellow.


SUBSPECIES

Pachycephala macrorhyncha clio Scientific name definitions

Systematics History

Pachycephala clio Wallace, 1863, Proceedings of the Zoological Society of London 1863(3):341.—“Sula Islands and Bouru” [= Sula Islands and Buru]. (10)

Known from multiple syntypes involving both sexes collected by Alfred Russel Wallace (1823–1913) held in the Natural History Museum, Tring, of which one is an adult male taken in 1861 in the Sula Islands (NHMUK 1873.5.12.528) (11). Gadow (12) listed a total of eight specimens from the Sula Islands collected by Wallace along with six from Buru in the collection of the British Museum.

Galbraith (3) and, subsequently, Mayr (4) both considered that Hartert’s (13) comment “P. clio of the Sula Islands” in the original description of his Pachycephala melanura buruensis (see above) to represent a formal restriction of the type locality of Wallace’s taxon.

Distribution

Endemic to the Sula Islands (east of Sulawesi).

Field Identification

Subspecies clio is small, like buruensis, but male has upperparts brighter and yellower, and female has throat whitish with darker barring, and underparts slightly washed yellow.


SUBSPECIES

Pachycephala macrorhyncha buruensis Scientific name definitions

Systematics History

Pachycephala melanura buruensis E. Hartert, 1899, Bulletin of the British Ornithologists’ Club 8:32.—Buru. (13)

Hartert (13) did not designate a type in the original description, based on specimens collected by Dumas, nor did he (14) provide such information in his general paper on the birds of Buru, which also included a collection made by Doherty. Eventually, however, Hartert (15) listed as the type of buruensis an adult male collected on “Mt. Mada,” [= Kapalatmada] 3,000 ft., during August–September 1898 by Joannes Maximiliaan Dumas (1856‒1931) (16). Because there are currently three specimens with identical label data in the American Museum of Natural History, New York, LeCroy (17) selected AMNH 657483, which has an original Rothschild type label, to serve as the lectotype, with the following paralectotypes in the same collection: AMNH 657484–657486, adult males; and AMNH 657487, immature male.

Distribution

Endemic to Buru.

Field Identification

Subspecies buruensis male has back dark greenish olive, uppertail-coverts black and very narrowly edged olive, primary coverts black, breast-band very narrow near ear-coverts; female has mantle dull brownish olive, faintly washed yellow, breast-band grayer and somewhat darker than throat and belly, belly buffy brown.


SUBSPECIES

Pachycephala macrorhyncha macrorhyncha Scientific name definitions

Systematics History

Pachycephala macrorhyncha Strickland, 1849, Contributions to Ornithology for 1849, p. 91-19, Plate 30.—Ambon Island. (18)

Strickland stated that “The specimen here figured, was purchased by E. Wilson, Esq., from M. Ed. Verreaux with the label–‘Pachycephala albicollaris, Amboina,’ attached”; it (the holotype) is now in the Academy of Natural Sciences at Drexel University, Philadelphia (ANSP 15222) (19).

Synonym:
Pachycephala pectoralis alfurorum Stresemann, 1914, Novitates Zoologicae 21:132.—Mt. Sofia, 4,800 ft., Seram Island (20). The holotype, an adult male collected on 14 June 1911 by Erwin Friedrich Theodor Stresemann (1889–1972) during the Second Freiburger Molukken-Expedition, is held in the American Museum of Natural History, New York (AMNH 657506), along with 11 paratypes: AMNH 657501–657505, AMNH 657507–657510, AMNH 657512, and AMNH 657513, from Manusela, Mt. Sofia, Wahai, Mt. Hoale, and Orangebirge (17). There an additional 11 paratypes (six males, five females) in the Naturalis Biodiversity Center, Leiden, all collected by Stresemann and F. K. Baron van Dedem (fl. early 1900s) between 27 April 1910 and 5 July 1911 (RMNH.AVES.14878–148881, RMNH.AVES.130247–130253) (21), and Stresemann (20) also mentioned specimens collected by William G. Stalker (1879‒1910) from Seram, of which there are four in the Natural History Museum, Tring, all collected in October and November 1909, and all said to be males (although two are in female-type plumage): NHMUK 1910.12.28.245, NHMUK 1910.12.28.246, NHMUK 1910.12.28.247, and NHMUK 1910.12.28.248 (G. M. Kirwan, pers. obs.).

Distribution

Endemic to Seram and Ambon.

Field Identification

Subspecies macrorhyncha male has mantle brownish olive, uppertail-coverts black, throat feathers long (separating ear-coverts from breast-band), primary coverts black; female crown olive-brown, upperparts dull brown, throat whitish, breast grayish, breast and belly moderately washed yellow.


SUBSPECIES

Pachycephala macrorhyncha fuscoflava Scientific name definitions

Systematics History

Pachycephala fusco-flava P. L. Sclater, 1883, Proceedings of the Zoological Society of London 1883:198.—Larat. (22)

This name is based on two syntypes, an immature male and a female collected by Henry Ogg Forbes (1851–1932), held in the Natural History Museum, Tring, of which the former, taken on 15 September 1882, is NHMUK 1883.5.30.99 (11) and the latter collected on 11 August 1882 is NHMUK 1883.5.30.100 (G. M. Kirwan, pers. obs.).

Distribution

Endemic to the Tanimbar Islands (Larat, Yamdena).

Field Identification

Subspecies fuscoflava is very large, male has collar very narrow, chin and throat yellow, breast and belly lemon-yellow; female has throat yellowish white, underparts slightly washed yellow.

Distribution of the Moluccan Whistler - Range Map
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Distribution of the Moluccan Whistler

Map last updated 08 October 2024.

Recommended Citation

Boles, W. E., J. del Hoyo, D. A. Christie, N. Collar, and G. M. Kirwan (2024). Moluccan Whistler (Pachycephala macrorhyncha), version 1.1. In Birds of the World (B. K. Keeney and S. M. Billerman, Editors). Cornell Lab of Ornithology, Ithaca, NY, USA. https://doi.org/10.2173/bow.yetwhi1.01.1
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