490 Amdyticul Noticea of Books. 



" 1. Tetrao Urophasianellus : Mas. Griseo-bruiinescens, albo ferrugiuea 

 " nigroque undulatus, nucha alisque albo maculatis, abdomine albo lateri- 

 " bus brunneo-fasciatis, rectricibus mediis 4 elongatis. Faem. Mari tertio 

 ** minor, subpallidior, nucha nigro fasciata, rectricibus subelongatis. 2. 

 " Tetrao Sabini: rufus, nigro notatus : dorso maculis cordiformibus, nucha 

 " alisque lineis ferrugineo-flavis; abdomine albo brunneo fasciato; rectri- 

 " cibus fasciatis, fascia subapicali lata nigra. 3. Tetrao Franklinii: Mas. 

 ** Saturate plumbo-griseus nigro fasciatus; gula pectore nuchaque nigris, 

 " tectricibus supra et infra nigris, apice albo. Faem. Pallidior, gula pec- 

 " torenuchS,queplumbeo-griseis. 4. Tetrao Richardsonii,Sdhme,MSS.: 

 " Mas. Pallide plumbeo-griseus fusco sparsim undulatus: guise plumis in 

 " medio albis: abdomine saturatiore albo parce maculato: macula laterali 

 " sub nucha alba: rectricibus nigris, apice albicante. Faem. Minor, brun- 

 " nescenti-grisea, dorso brunneo fasciato : subtiis albo frequenter notata, 

 " rectricibus duabus mediis ferrugineo fasciatis. 5. Ortyx picta. Mas. 

 *' Fusca subtds ferrugineo flava nigro-fasciata : gula rubro-purpurea albo 

 " graciliter cincta; pectore vertice caudaque plumbeis: crista nigra lon- 

 " gissima Hneari ; lineis superciliaribus albis, cauda tectricibus inferioribus 

 " ferrugineis. Faem. Subcristata, gula pectoreque fusco-ferrugineis, fusco 

 " fasciatis. 6. Ortyx Douglasii, Vigors, MSS. Plumbeo-brunnea : crista 

 " erecta alisque superioribus saturate brunneis: his flavo-ferrugineo stri- 

 " atis: capite genis nuchaque brunneo et flavo-ferrugineo striatis: gula 

 " alba brunneo notata: abdomine albo guttato." Of each of these ex- 

 tremely interesting additions to our ornithological lists ample descriptions 

 are given, accompanied with detailed accounts of their habits, as observed 

 by the authour during his recent and eminently successful travels in Cali- 

 fornia and the western parts of North America. He also adds to our 

 stock of information as to American Birds by notices of the habits and 

 range of eight other species of Tetrao which he met with on his journey, 

 including a new species about to be described by Dr. Richardson in his 

 forthcoming Fauna of British North America. He further notices a 

 Grouse, from the Rocky Mountains, differing in some particulars from the 

 Tetrao umhellus of Wilson; and gives the following character of a species 

 first described in this Journal, Vol. HI. p. 212, by the Prince of Musig- 

 nano, apparently from a young male in indifferent plumage : " Tetrao 

 " Urophasianus. Mas. Brunnescenti-griseus, ferrugineo nigroque un- 



