343 



migibus cinereo stride limbatis : cauda nigricante, rectricum 

 apicibus latis albis. 

 Long, tota 9*5, alee 4 'A, caudae 5*0. 



Hab. New Granada; Venezuela; Trinidad; Tobago (Kirk). 

 Mus. P. L. S. 



Obs. A Mimo gilvo, crassitie inferiore, rostro paulo longiore et 

 rectricum apicibus albis minus latis vix distinguendus. 



10. MlMTJS GRACILIS. 



Mimus gracilis, Cab. Mus. Hein. p. 83 ; Sclater et Salv. Ibis, 

 1859, p. 5. 



Cano-cinereus ; subtus albus, alis et cauda nigerrimis : tectricum 

 apicibus angustis albis ; remigibus strictissime cinereo margi- 

 natis ; rectricum apicibus latioribus et unce utrinque extimce 

 pogonio interiore a basi albis. 



Long, tota 9*3, alae 4*2, caudae 5*0. 



Hab. Guatemala and Honduras (Salvin). 



Mus. P. L. S. 



Qbs. Alis et cauda coracino-nigris primo visu distinctus. 



b. Supra nigro variegatce. 



11. Mimus modulator. 



Mimus modulatory Gould, P. Z. S. 1836, p. 6. 



Supra cinerascenti-brunneus nigro fiammulatus, uropygio rufes- 

 cente : superciliis latis et longis albis : alis nigricantibus, 

 albo et rufescenti-griseo extus marginatis: cauda nigra, rec- 

 tricum lateralium tertia parte apicali alba : subtus albus, ventre 

 et lateribus rufescente perfusis. 



Long, tota 11 '0, alas 4*5, caudae 5*0, rostri a rictu 1*1. 



Hab. Southern Brazil, Rio Grande (Plant) ; Maldonado (Barw.). 



Mus. Brit., P. L. S. 



Obs. Species crassitie majore et rostro brevi insignis, et facile 

 distinguenda. 



12. Mimus calandria. 



Calandria, Azara, no. 223. — Orpheus calandria, Lafr. et d'Orb. 

 Syn. Av. i. p. 17; d'Orb. Voy. p. 206. pi. 10. f. 2. — Mimus orpheus, 

 Darwin, Zool. Beagle, p. 60 ; Burm. Syst. Ueb. iii. p. 126? 



Supra fusco-fuliginosus, plumis in disco obscurioribus, alarum tec- 

 tricum et secundariorum apicibus sordide albescentibus ; pri- 

 mariis angustissime albo marginatis : fiexura alba : superciliis 

 latis et corpore subtus sordide albescentibus : cauda fusco-nigra, 

 rectricibus quatuor extimis late albo terminatis (d'Orb.). 



Hab. Paraguay ; La Plata, near Monte Video, and Buenos Ayres 

 (d'Orb.). 



Obs. Minor quam M. thenca (teste d'Orbigny), itaque cum Mimo 

 modulatore, Gouldii, majore minime confundendus! 



Burmeister and other writers unite this species to M. modulator, 

 which is certainly wrong. I have a Bolivian bird (agreeing with two 

 specimens in the British Museum from the same country, collected 



