BULLETIN 
OF THE 
Nuttall Ornithological Club: 
% #irarttrlg forn'iial of #ntit]^oIojg2* 
Vol. II. - JULY, 1877. - No. 3. 
CONTENTS. 
Page 
General Notes 17 
Nest and Eggs of Townsend’s Flycatcher. — 
Persistency at Nest-building in a House- 
Wren. — A new Bird ‘o Massachusetts. — 
A new Form’'"’f Surnin to New England. — 
CaJ)tui-e of the Philad-^lphia Vireo in New 
Hampshire. — Occurrence of Passerculvs 
princeps in New York. — The Pigeos-Hawk 
{Falco columbnrhts) at Sea. — Capture of a 
Second Specimen r.f Helmintliophaga leuco- 
hronchialis. — The Mo'rled Owl as a Fisher- 
man. — Breeding of Leach’s Petrel on the 
Coast of Maine. — Nest and Effp of the 
Alaskan Wren. — Junco ore.gonus in Illino's. 
— Leptoptila albifrons. a Pigeon new to the 
Uni ed S’ates Fauna. — Melopelia leucoptei'a 
in Colorado. — The Puff and the Purple 
Gallinule ’’n Ohio. — No‘es on Nyctale aca- 
dica. — Prob ble Breeding of the Saw-Whet 
Owl in Massachusetts. 
PUBLISHED BY THE CLUB. 
University Press, Cambridge : Printed by Welch, Bigelow, & Co. 
Description of a New Species of Hum- 
ming-Bird FROM Califohnia. By H. W. 
Henshaio 53 
The Birds of Guadalupe Island, dis- 
cussed WITH REFE PENCE TO THE PRESENT 
Genesis of Species. By Robert Ridgioay 58 
An Undescribbd Hybrid between two 
North American Grouse. By William 
Brewster 66 
Recent Literature . . ...... 68 
Nelson’s “ Birds of Northeastern IPinois.” — 
Salvin on the Procellariidce. — Catalogue of 
the Birds of the Islands of Malta and Gozo. 
— Ridgway’s “ Studies of the American 
Falconidce.'" — Recent Oriithological Arti- 
cles in American .Tournals. — Californian 
Ornithology. — McCauley’s Notes on Texan 
Ornithology. 
