This journal contains field notes documenting Richard Blackwelder's research in Saint Croix, Puerto Rico, and Jamaica from 28 October 1936 to 7 March 1937 to study insects, especially beetles. He also travels to Saint Thomas, Saint John, Mona, Dominican Republic, Haiti, and Cuba during this trip, but he does not collect specimen in these places. This journal contains 152 pages. Blackwelder provides descriptions of flora and fauna of his surrounding environment. He also includes elevations, weather information, and other observations. Abundance of insect genera is noted when applicable. Also, description on how specimens were obtained (ex. in cow dung; rotten fruit) is included. Page 54 contains a list of species on Puerto Rico recorded by Leng and Mitchler. Maps for Saint Croix, Puerto Rico, and Jamaica are included and are annotated to show locations of stations and route taken. Stations visited include station 315-434 (315-344, Saint Croix; 345-359, Puerto Rico; 360-434, Jamaica). Information for station 435 (Montague, Jamaica) and Station 444 (list of specimen received as gifts in West Indies (listed) on pages 125-127. Examples of localities visited on these islands include Pleasant Valley (Saint Croix); El Yunque Peak (Puerto Rico); Mammee River (Jamaica).“General Index” on pages 129-147 and “Index to Insects” on pages 148-152.
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