Mr. P. L, Sclater on the Genus Grallaria. 437 



rotundata^ tarsis mediocribus, robustis, antice et postice scutis 

 transversalibus obtectis, digitis validis^ interne breviore quam 

 externo, unguibus digiti interni et posterioris validissimis. 



" Megatriorchis doria, fern. Plumis pilei et cervicis nigris, 

 rufescente marginatisj plumis cervicis partim albo-marginatis 

 dorso, uropygio et supracaudalibus fusco-nigris, fasciis trans- 

 versis fusco-griseo-mfescentibus ornatis, plumarum margini- 

 bus apicalibus griseo-rufescentibus; genis et fascia later ali occi- 

 pitis utrinque albis^ longitudinaliter fusco-lineatis ; plumis 

 auricularibus postice fusco- nigris, fasciam postocularem latam 

 nigramconstituentibus; subtus albus, maculis longitudinalibus 

 fuscis ornatus, guise et subcaudalium maculis linearibus striatis^ 

 pectoris summi et imi latis brunneo-nigris, pectoris medii valde 

 pallidioribus, sed linea scapuli nigra : remigibus et rectricibus 

 supra fasciis alternis fusco-nigris et fusco-griseis notatis, subtus 

 griseis fusco transfasciatis, caudse limbo apicali griseo, caudse 

 fasciis supra 24 ; rostro nigro, ceromate cinereo ; iride cas- 

 taneaj pedibus cinereis, pallidis. 



" Long. tot. circa 0"^-680, al. O'^-SSO, caud. 0'^-320, rostri 

 culm. Oi^-038, rostri hiat. 0^-038, tarsi 0«i-090, digit med. 

 cum ungue 0™"074^ ung. dig. post. 0'^*036.^' 



It appears that one specimen of each of these remarkable 

 Raptores was procured on Yule Island, on the south coast of 

 New Guinea, and that one other example of Harpyopsis 

 novee-guinece has been obtained at the foot of Mount Arfak. 

 [To be continued.] 



XXXVIII. — Description of two new Ant-birds of the Genus 

 Grallaria, with a List of the known Species of tJie Genus. 

 By P. L. Sclater, M.A., F.R.S. 



(Plates VIII., IX.) 



While introducing to science a fine new Ant- bird of the 

 genus Grallaria, recently discovered by Mr. T. K. Salmon in 

 Antioquia, together with another apparently unrecognized 

 form of the genus, I take the opportunity of giving a complete 

 list of the species of this group, to which many important addi- 



