0INCLU8. 



69 



9Iargarops denHiroHtrlii (Vikill.), Sclatrb, P. Z. 8. 1^5!^ 33C. Ouada- 

 l()U|i<t uikI Martiiii({ue. 

 moutanUH (Lakh.). Scl. P. Z. B. 1859,330. Guadaloape.. 



Clcblermiiiia boiiupartii (Lakb.)i Sclatku, P. Z. S. 1»59, SSS. 

 Uuu<liiloui)e. 



Ciuclocerthia riiflcaiida (Oodld), Scl&tkii, Catal. Ib61, 7, uo. 45. 

 Ouiidaloupn. 

 gutturaliH, Sclatgr, P. Z. S. 1859, 358. Martinique. 

 9IilUU8 dominicils, Ii^clatek, P. Z. S. 1859, 341. St. Dotnin^o. 

 guudlaclii (Cau.), Sclateh, P. Z. S. IS.W, 342. CuUi. 



Ilarporliyncbus ocellatus, ISclateb, Catal. 18U2, 358, no. 49. O&x- 

 aca. Mux. 



Thft following species are mentioned as occnrring in Tobngo and 

 Trinidad. All of them arc in the collection of the Institution from 

 South America: — 



Tardus pha»opygIIS, Sclater, Catal, 1861,3. Tobago ; Venezuela, etc. 

 gymnoplithalmus (Cab.), Scl. Catal. 18Gi, 4. Tobago; 



Venezuela, etc. 

 xantboBcelis, Jabokvb, Scl. Catal. 1861, 5. Tobago (Bogota, 

 Verreaux). 



IVfimus melanopterus, Lawb. Scl. Catal. 1861, 9. Trinidad ; Venezuela. 



Family CINCLID^. 



CZNCLUS, Bechbt. 



Cinclus, Bechst. "Gemein. Naturg. 1802." (Type Sturnus cinclus, L.) 

 Bydrobata, Vieill. Analyse, 181(i.— Baird, Birds N. Am. 1858, 229.' 



There are three well marked species of this genus in America : 

 one entirely dusky (G. mexicanus) ; one dusky, with white head 



' After a careful consideration of the subject I have come to the conclusion 

 that as followers of the Linnsean hmominl system of nomenclature, we are not 

 authorized to adopt any genus which is not based by its author upon some 

 particular object having a specific name avowedly used in the Liunaean bi- 

 uoraial sense. For this reason I begin my referen e to tho genera of Liunseus 

 with the 10th edition (1758) of the Systema Naturaj (the first in which the 

 binomial system is presented) ; not adoptini? a name from an earlier edition 

 of tho same author, where it would conflict with the one mentioned. This is 

 substantially the rule of the British Association, which, however, selects the 



