1909.] NATURAL SCIENCES OF PHILADELPHIA. 355 



Samana, January 29 to February 25: 



Average temperature— Day (9 A.M.), 88°; night, 63°. 



Average of rainy days, -g-V 



Average of barometric readings, 30.20; 30.25. 



La Vega, March 11 to March 18: 



Average temperature — Day (9 A.M.), 88°; night, 68°'. 



Average of rainy days, +. 



Average of barometric readings, 30.15; 30.20. 



List of Birds obtained and Notes on their Habits. 



1. Colymbus dominicus, San Domingo Grebe. 



Yabon River, San Lorenzo; Yaqui River, Miranda; rare. 



2. Podilimbus podiceps, Pied-billed Grebe. 



Camu River, La Vega ; rare. 



3. Sterna maxima, Royal Tern, "Gaviota." 

 Abundant in all the harbors. 



4. Pelecanus fuscus, Brown Pelican. 



The most abundant seabird all around the coasts. 



5. Fregata aquila, Frigate-bird. 



Common in the mangrove swamps of San Lorenzo. 



6. Querquedula discors, Blue-winged Teal. 



Common in the swamps and rivers. 



"• Aythia marila, Scaup Duck. 



One flock found in San Lorenzo Bay. 



8. Nomonyx dominicus, Masked Duck. 



Colorado River, Sanchez; rare. 



9. Dendrocygna arborea, Tree Duck, "Yaguasa." 



Common in all swamps. This bird is frequently found feeding on 

 the fruit of the royal palm, far from any water. 



10. Guara alba, White Ibis, "C6co." 



Abundant in all swamps and muclrhunted by the natives for food. 

 They are excellent eating. 



11. Plegadis autumnalis, Glossy Ibis. 



One specimen taken at Colorado River. 



12. Ardea caerulea caerulescens, West Indian Little Blue Heron, "Garza." 



Very abundant in all swamps, along the rivers and in damp meadows 

 and savannas. At Samana this species frequents the shores and water 

 front of the town, where they act as scavengers and are exceedingly 

 tame and unsuspicious. 



