18/9.] MR. H. SEEBOHM ON SOME ASIATIC THRUSHES. 805 



Tnlhttfl a S °^ e p, h f ?T^ er bird than Swinhoe's type ; but fiadiag 



L latter S»f ^ hl adel P hia / ^cond skin agreeing p'reciaely with 



Japan W if f \ r' I T ^^^ b ^ the Perr/ Expedition to 



nK'adnU 2"i ^'^ kn °, t b - V aSSUmia S Swinhoe s bil d t0 ^ the 

 normal adult male and Hume's to be a partially melanotic form not 



Cr?" "TX^ 11 ^ Si ' 1Ce the " the *t™ of M W d law 

 mch 7 aSfi A f • a vl 8D laS Placed the TweeddaIe colIecti0 « within 

 Pose to Sit the n Skl " ° f a Thrush from Assam ( wl >ich I P^o- 

 Ce vvkl/frT ' aS f ni1 US - rati ° n t0 this P a Per) which apparently 

 JSin PlwS S deSL ; npt T ° f G ' tric0l0r > and J also h ear thai 

 W oh W 1 P T ^f S W ° SkmS fr ° m the Same l0Calitv ' These facts 

 with the CMn^ aUei ' "V^™ as t0 th e Entity of the Indian 



ns the fnHv l u Pe °r e r • J Hm n ° W inclined t0 ideDtil > Hui "e's bird 

 as the fully adult male of T. dissimilis (Blyth). Both Hume's tvoe 



EVE! fi? f tbe „ T 9 W r dda,e collecting shot in A S sTm a^d 



La L 1 1S / 2 P - 136 ' pl - viL > is an exce "ent figure of the 



immature male or female of T. dissimilis (Blyth), the original of 



Thelrsnet * % ?^f G ° d ™^ E the same t c Jityf 

 i ne two species will therefore stand as follows :— 



Turdus dissimilis (Blyth). (Plate LXIV.) 



Geocichla dissimilis, Blyth, J. A. S. Beng. 1847, p. 144 



fZ n ?w ( Tf ™ m -), apud Jerdon, B. India, i. p. 521 (1862). 

 Geocichla tricolor, Hume, Ibis, 1871, p. 41 1. V°u*J- 



JJuS",?} the e f n tire head neck, and throat dark slate-grey, 



parte I'll' "^ 1Dt ° ? aler Slate -S re ^ on the r est of the upper 



SortL of tht T' I"' K r 1 win S- coverts ' ^des of the breast, and upper 

 portion of the flanks brilliant orange-chestnut, shadin- into brown 



Zt:r h TTY' T f a l lkS ' aDd hlt ° Wldte °* ^ -n'tre of 

 me oreaut, belly, and under tail-coverts. 



mSriu 6 ^ 6 im V U ? mah - U P per P arts differiu g fr °™ the adult 

 male ,n being pale slate-grey suffused with russet-brown on the 

 forehead and with ol.ve-brown on the centre of the back Throat 



Z^Z: e m d ^V ent V h \ feat ^ 8 ° D ^e sides ofthrcS 1 '^ 

 cnest having dark-brown fan-shaped terminal spots. Rest of the 

 plumage similar to that of the adult male 



Bab. Assam, occasionally straying westward as far as Calcutta. 



Turdus hortulorum, Sclater. 



auS? USpeli ° S ' B ° nap - C0nSp - Gen - Av - l P- 273 ( 18 50, nee plur. 

 Turdus hortulorum, Sclater, Ibis, 1863, p. 196. 

 1 urdus campbelli, Swinhoe, Ann. Nat. Hist. 1873 xii d 374 

 1 urdus chrysopleurus, Swinhoe, Ibis, 1874, p. 444* ' ' V ' 

 Until a fully adult male has been obtained from Southern Siberia 

 we can never be absolutely sure to which of the two species Bont 

 partes name properly belongs; but the bird from th^A moor is 



Sam C b ? ldG f C f} With ° ne fr ° m China than "*h one™ m 

 Assam. According to the new-fashioned system adopted by the 



