منابع مشابه
john steinbeck: friend of the american common man
in his last years of life americans had almost forgotton steinbeck, and those who had not, occasionally criticized him for supporting and praising the u. s. military intervention in the vietnam war. althought ateinbeck incorporates different themes into his works, each one bears many signs of his concern and sympathy for america and the american common people in particular. steinbecks to a god ...
15 صفحه اولFirst record of Lucilia bufonivora Moniez, 1876 (Diptera: Calliphoridae) from North America and key to North American species of the L. bufonivora species group.
The obligate anuran myiasis blow fly Lucilia bufonivora Moniez is reported from North America for the first time. The L. bufonivora species group is defined on the basis of the aedeagus and the history and biology of the North American species (L. bufonivora, L. elongata Shannon and L. silvarum (Meigen)) are discussed. A key is provided to separate the three North American species of this group...
متن کاملCorrelates of species richness in North American bat families
Aim A near universal truth in North America is that species richness increases from the Arctic Circle to the Central American tropics. Latitude is regarded as a major explanatory variable in species density, although it is only a surrogate for underlying ecological variables. I aimed to elucidate those underlying ecological variables that are associated with variation in bat species richness ac...
متن کاملDiscussion of Related Species in North American Canids and Mustelids
Specimens of Filaroides milksi Whitlock, 1956 removed from the same lung tissue as were the type specimens were re-examined. Because of morphological features similar to those found in the genus Andersonstrongylus Webster, 1978 and inconsistent with those in Filaroides van Beneden, 1850, F. milksi is removed from the latter and placed in Andersonstrongylus as A. milksi (Whitlock, 1956). All ava...
متن کاملInvasion of North American drainages by alien fish species
1. Data from the literature were used to document colonization patterns by introduced freshwater fishes in 125 drainages across temperate North America. We analysed this data set to quantify susceptibility to invasion, success of the invaders and changes in species richness. 2. Drainages with a high number of impoundments, large basin area and low native species diversity had the greatest numbe...
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ژورنال
عنوان ژورنال: Annals of the Missouri Botanical Garden
سال: 1954
ISSN: 0026-6493
DOI: 10.2307/2394652