1880.] DR. O. FINSCH ON NEW PIGEONS. 577 



*16. Ardea sacra, Gm. 



17. Ardea sinensis, L. 



18. Nycticorax manillensis, Vig. 



19. Ortygometra cinerea, Vieill. 



This species breeds ou Ruk. The nest is placed in the grass on 

 swampy ground, and contains but two eggs. The latter (14'" long, 

 11'" diameter) are speckled all over minutely with pale rufous- 

 brown on a pale yellowish-rufous ground. 



*20. Sterna bergii, Licht. 



*21. Sterna melanauchen, Temm. 



22. Anous stolidus (L.). 



Agrees with specimens from Ponape and Kushai. 



23. Anous melanogenys (Gm.). 

 *24. Gygis alba (Sparrm.). 



*25. PuFFiNUS obscurtjs (Gm.). 

 *26. Phaeton candidxjs, Briss. 

 *27. Phaeton rubricauda, Briss. 

 *28. Tachypetes aquila, L. 

 *29. Dysporus sula, L. 



3. On two Species of Pigeons from the Caroline Islands. 

 By Otto Finsch, M.D., C.M.Z.S., &c., late Director 

 of tlie Zoological Museum of Bremen. 



[Received August 12, 1880.] 



1. Ptilopus hernsheimi, sp. nov. 



Diagn. Like P. fasciafus, but without any marked pectoral or 

 ventral spot ; lower part of breast and sides of vent of a uniform 

 grass-green. 



Hab. Kuschai (Strong Island, Ualan). 



Kittlitz long ago mentioned a small Pigeon as observed by him on 

 the island of Ualan, which he did not obtain. It is now my privi- 

 lege to be the first naturalist to report on this species ; and, after a 

 careful investigation, I feel no doubt as to its specific distinctness, 

 and have given above its chief characteristic differences from its 

 nearest ally. I may remark that I have been able to compare ten 

 specimens. These all correspond in wanting the pectoral spot, 

 which is a well-marked feature and very significant in distinguishing 



