132 Scientific Intelligence. 
sections . T— aE cologieal Report on  Mocissipsi 
very unequal in its different parts, and requires a éareful revision before 
i uthority. Many of the sections have a fantastic 
boxing off of layers, which is untelligible to us. Certain rocks are pro- 
nounced to be Carboniferous, because the genus Productus, occurring 1 in 
them, is not known to exist, the author says, in older strata. Some peculiar 
concentric aggregations in ‘clay are attributed to whirlpools in the waters. 
The work argues against the subdivision of uy Eocene proposed by Con- 
rad, on very insufficient data, and an evident want of appreciation of the 
subject. There are errors also in the identification of the Cretaceous, 
Tertiary, and Post-tertiary beds, which — insufficient observations 
and an imperfect acquaintance with the sc 
The survey of the State of Mississippi is Bove ‘vigorously prosecuted by 
Mr. Ever tate Hirearp 
21. Diitwip tion of a New Genus of Fossil Edentate ; by L. Novot, 
Director of the Museum of Natural History at Dijon. 176 pp., 8vo, in 
the potas de Acad. Imp. des Sci., ete., de Dijon, 5th volume, 2d series. 
—This elaborate paper besides describing a new genus near Glyptodon, 
pene when! new species of the genus Glyptodon, and brings out 
ene s on classification. Besides, it is illustrated by twelve 
fine Tahopraphie p plates in 4to. The new genus is called Schistopleurum. 
Th on the tail is inflexible and conico-cylindroid in form; m2 
horus it is inflexible, short, and massy in form; in Schistopleurum 
it i is ib low, flexible, and verticillate. The two new species of Schistopleu- 
. typus and S. gemmatum, The form is very conyex, or ob- 
fone pobulat the length in the former in a straight line 1°68 meters, the 
breadtlr 1°21. The Glyptodon tuberculatus is a third species. The num- 
ber of new species, of een igri is i besides which, the author 
mentions three described by Owen. ‘These fossil Edentates are all 
e Pampas of southern South Beka in the vicinity of Buenos Ayres 
‘id Montevideo, and in Brazil. 
Mr. Nodot divides the genera of loricate Edentates into the’ Carnivorous 
ind : r including Huphractus, Chlamyphorus, 
Priodontes, Tatusia, Dasypus, Xenurus ; the latter, Tolypeutes, Huryo- 
lon, Heterodon, Viidkentnarione Schistopleurum, Glyptodon, Ho 
ashes Pachytherium(?). All but Tolypeutes of the Lexbivoryit are 
inct The two series are nearly onde me another. In 
proposed classificati tion, an oblong ellipse is drawn ; “Faphracei and 
Chtem dotherium, as the types of the two divisions, are placed at the 
oci; and then the genera of the carnivorous at intervals in the periphery 
to the left, se herbivorous in the same to the right, the representative 
or two bei i 
ule o> @o™ & wy & 
Pe 
Jry jus, an aberrant carnivorous form, is placed ee the upper eX- 
and Pachytherium at the other. Our readers are referred to 
ir for full explanations of ie! Poor oo 
0 in, te , nee (Sh eo, es 
Ris age 5 a - 3 
ar of the Annales d es Mines. 
