486 Recently 'published Ornithological Works. 
{Pteroptocho albifrons of Landbeck) is recognized with ^ome 
doubt as a distinct species^ as may possibly be the case. The 
nomenclature and arrangement are those of our ^Nomen- 
clator.^ 
80. Carl on the Variations in the Skull of the Domestic 
Pigeon. 
■' [Untersucliung’en iiber den Schadelbau domesticirter Tauben von L. 
Carl. Separatabdruck aus dem Osterprogramm 1878 der Kealscbule zu 
Pirna.] 
An essay on the principal modifications found in the skull 
of the different varieties of the House-Pigeon. About six¬ 
teen races have been examined^ the materials having been 
mostly furnished by the Poyal Zoological Museum of Dresden. 
81. Wheeleds Annual Report upon the Geographical Surveys 
west of the 100th Meridian. 
[Annual Eeport upon the Geographical Surveys west of the 100th 
Meridian, in California, Nevada, Utah, Colorado, Wyoming, New Mexico, 
Arizona, and Montana. By George M. Wheeler. 8vo. Washbgton: 
1876.] 
One of the appendices by Mr. H. W. Henshaw contains 
an account of the birds met with in the southern parts of 
California visited by the expedition. Seven hundred speci¬ 
mens (referred to 127 species) were collected. TJria columba 
and Fratercula cirrata were found breeding on the island of 
Santa Cruz, in the Santa Barbara Channel, a more southern 
locality than was previously known for them. 
82. Pavesi on the Occurrence of the Dartford Warbler in 
Lombardy. 
[Sulla prima e recentissima comparsa in Lombardia del Beccafico di 
Provenza. Nota del S. C. prof. Pietro Pavesi. B. Inst.' Lombardo d. Sci. 
e Lettere, Dec. 1877. J 
Records the occurrence of an example of Melizophilus un- 
dulatus in Lombardy for the first time in December 1877. 
A list of forty-five species of birds which are occasional 
visitors to Lombardy is added. 
