Bicknell's Thrush     Catharus bicknelli
(Ridgway)   1882
se Canada; ne U.S.A.: Newfoundland and adjacent areas; winters in Cuba, Hispaniola, Puerto Rico, other Greater Antilles (?)
split from: Catharus minimus
insert after: Catharus minimus
Henri Ouellet,
Bicknell's Thrush: taxonomic status and distribution
Wilson Bulletin 105, 4 (1993): 545-572
 

Gabon Forest-Robin*     Stiphrornis gabonensis
Sharpe  1883  
e Nigeria: e of Niger delta s to; Cameroon; Gabon
split from: Stiphrornis erythrothorax
insert after: Stiphrornis erythrothorax
Pamela Beresford & Joel Cracraft,
Speciation in African Forest Robins (Stiphrornis): species limits, phylogenetic relationships, and molecular biogeography
American Museum Novitates 3270 (1999): 1-22
 

Eastern Forest-Robin*     Stiphrornis xanthogaster
(Sharpe)  1903
e Cameroon; ne Gabon; Congo e to; Sudan; Uganda; Kenya
split from: Stiphrornis erythrothorax
insert after: Stiphrornis sanghensis
Pamela Beresford & Joel Cracraft,
Speciation in African Forest Robins (Stiphrornis): species limits, phylogenetic relationships, and molecular biogeography
American Museum Novitates 3270 (1999): 1-22
 

The Stonechat is another group of taxa with a checkered taxonomic history, regularly crossing the full-species boundary from both ends.   Sangster and CSNA 1998 have pointed out that if the c,s African forms are separated from the European forms, torquata applies to the African forms.

European Stonechat     Saxicola rubicola
(Linnaeus)   1766
w,s Europe, nw Africa; Turkey
split from: Saxicola torquata
insert after: Saxicola torquata
U. Wittmann, P. Heidrich, M. Wink & E. Gwinner,
Speciation in the Stonechat (Saxicola torquata) inferred from nucleotide sequences of the cytochrome-b gene
Journal of Zoological Systematics & Evolutionary Research 33, 3 (1995): 116-122
 

Siberian Stonechat     Saxicola maura
(Pallas)   1773
Volga River, Caspian Sea, Caucasus e into e Siberia, c,s Asia
split from: Saxicola torquata
insert after: Saxicola rubicola
U. Wittmann, P. Heidrich, M. Wink & E. Gwinner,
Speciation in the Stonechat (Saxicola torquata) inferred from nucleotide sequences of the cytochrome-b gene
Journal of Zoological Systematics & Evolutionary Research 33, 3 (1995): 116-122