Data For Research
beta


  • Stable URL: http://www.jstor.org/stable/10.2307/2666042
  • Keyterms: paleozoic, disparity, character, crinoid, specie, jurassic, permian, ordovician, cretaceous, tria, morphological, devon, box, homology, sample, triassic, sampling, inapplicable, stratigraphic, interval, genus, diversification, unknown
  • CiteRank: 277297
  • Times cited by articles in JSTOR: 146

Top Words
Word Count
c4844
cd4148
la1897
l1787
of1567
the1392
a1248
cl1110
u1030
d1022
n727
m706
and704
in592
co514
Top Bigrams
Bigram Count
cd cd1520
la la1196
c c783
d c427
c d423
cd c418
l l397
c cd329
u u286
of the278
cdj cdj228
from the190
n n167
m m159
c l157
Top Trigrams
Trigram Count
la la la941
cd cd cd748
c d c261
c c c250
l l l178
d c d171
u u u141
cd cd c140
cdj cdj cdj127
journal of paleontology98
c cd cd95
cd c cd92
o o o81
n n n80
c c d67
Top Quadgrams
Quadgram Count
la la la la768
cd cd cd cd433
d c d c131
c d c d127
c c c c124
l l l l104
u u u u85
cdj cdj cdj cdj79
o o o o67
cd cd cd c58
evolutionary radiation of crinoids51
n n n n48
cd c cd cd41
cd cd c cd38
c cd cd cd37
Top Keyterms
Keyterm Weight
paleozoic2.0
disparity1.997
character1.991
crinoid1.987
specie1.987
jurassic1.983
permian1.983
ordovician1.983
cretaceous1.983
tria1.981
morphological1.981
devon1.98
box1.98
homology1.98
sample1.979

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