Evolution of Neotropical Cricetine Rodents (Muridae) with Special Reference to the Phyllotine Group
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چکیده
منابع مشابه
Divergence times and morphological evolution of the subtribe Eritrichiinae (Boraginaceae-Rochelieae) with special reference to Lappula
The subtribe Eritrichiinae belongs to tribe Rochelieae (Borginaceae; Cynoglossoideae) which is composed of about 200 species in five genera including Eritrichium, Lappula, Hackelia, Lepechiniella, and Rochelia. The majority of the species are annual and grow in xeric habitats. The genus Lappula as an arid adapted and the second biggest genus...
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11 IJ (zx)xe+l exp [1/2t(1 -x2)] dx = E t" z-'-' J +x÷i (z). ,./ n~~~~~~~-O In the first two expressions the Bessel functions of the first kind (J,'s) may be replaced throughout by functions of the second kind (Y,'s); and further, if the factor (-)" in the summation involving J,,-x(z) be omitted the functions of the first kind may be replaced throughout by modified functions of the second kind ...
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ژورنال
عنوان ژورنال: American Midland Naturalist
سال: 1964
ISSN: 0003-0031
DOI: 10.2307/2422707