Lanius cristatus
Siberian Red-Tailed Shrike or Butcher-Bird Lanius cristatus Linnaeus … However, the occurrence in Middle Asia of butcher-birds of the group L. c. isabellinus — speculigerus …
www.chebucto.ns.ca/Environment/NHR/Shrike/dementev.html

surfbirds.com – The new taxonomy of the "Isabelline Shrike" complex
Isabelline (or Red-tailed) Shrike" Lanius isabellinus has been treated in … the plumage of the type specimen was indeed that of speculigerus, freshly moulted and like the birds that …
www.surfbirds.com/ID%20Articles/Isabelline.html

Distribution & Systematics of the Brown Shrike
… isabellinus, L. isabellinus phoenicuroides, L. isabellinus speculigerus, and L … I reproduce here some notes from Charles Vaurie’s Birds of the Palearctic Fauna (1959). Lanius …
www.chebucto.ns.ca/Environment/NHR/Shrike/distribution.html

Avibase – The World Bird Database
… database information system about all birds of the … Lanius isabellinus: split: Lanius isabellinus: split: Lanius isabellinus … Lanius speculigerus: Lanius cristatus: Lanius cristatus cristatus: ssp.
avibase.bsc-eoc.org/avibase.jsp?pg=search&fam=144.0&lang=EN

The OSME Region List of Birds – Passerines – Consultative Draft …
The OSME Region List of Birds – Passerines – Consultative … Egypt Avib, BE PT Isabelline Shrike PT Lanius [cristatus] isabellinus NB early records may cite speculigerus , now synonym of …
www.osme.org/ORL/ORLpass.pdf

Isabellațrnskata РWikipedia
… östra Afrika och i de södra delarna av Arabiska halvön. Lanius isabellinus isabellinus inkl. speculigerus … Lars Larsson (2001) Birds of the World, CD-rom; Delar av artikeln är …
sv.wikipedia.org/wiki/Isabellatörnskata

CheckList European Union Birds – Passeriformes
EUROPEAN UNION BIRDS by Alberto Masi following the … Lanius isabellinus : A: incl. Lanius i. phoenicuroides /A: incl. Lanius i. speculigerus /A?
www.scricciolo.com/scientifica_eubirds2.htm

Surfbirds Birding Trip Report: South Afghanistan: Kandahar – November …
Birds not only have to compete with an ever-growing population … Isabelline shrike Lanius isabellinus: ssp. Phoenicoides, Speculigerus and Chinese, from mid-February, invasion mid …
www.surfbirds.com/trip_report.php?id=1316

Birdwatching Trip Report from Kazakhstan
… isabellinus, tsaidamensis and speculigerus) are lumped again in Lanius isabellinus, with … Northern Shrike   Lanius excubitor (funereus) Birds of this species were noted …
www.birdtours.co.uk/tripreports/kazakhstan/kaz4/kaz-03.htm

JBRC – decisions
… see below), and relates to up to two birds there in the 1998/99 winter. Isabelline Shrike Lanius isabellinus … as showing the characters of the race isabellinus (= speculigerus). …
www.andrewsi.freeserve.co.uk/jbrc-dec1.htm

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