Geology and Mineralogy. 115 
Fusilina a erica Productus Nebrascensis, en ina subquadrata, 
Spirifer eusebachanus, § “  costatus, Allorisma regularis, 
lano-convexa, Wabashensis, vs terminalis, 
* emiplicata, Ter chat bc gge Leda arata, 
_Kentuckensis, Chonetes mesoloba, Pleurotomaria spherulata, 
rva, Campophyllum torquium, 
equi uicostatus, “ — Smithi, Cc mille 
The illorion species are — to the Subcarboniferous Limestone 
and the Coal Measures: Productus punctatus, P. Cora, P. muricatus, 
P. semireticulatus, Spirifer ieastia Orthis Umbracul um. 
In this connection reference should also be made to the paper by Messrs, 
Shumard and Swallow, mentioned in our last volume, at page 447, 
" ermian in Kansas.—Prof. Swattow, in the paper announced in 
our last number (vol. xxv, p. 442), gives a section of the ‘Perini rocks, 
taken by Mr. Hawn. According to it, they are 820 feet pn Ry of 
the whole being te agers as the u Permian, and the rest 
Permian. The rocks are limestones with some shales or clay aan and 
some of the limestones containing hornston 
Above the Permian in Kansas there are 420 feet of sandstone with 
served fossil plant, pt this would favor the last < conclusion. Above these 
beds, there ar are in the section 2 feet of Cretaceous rocks, and 169 of 
. “ Quartern 
The Pormtan i is a direct continuation apparently of the Coal Measures 
without unconformability. The Carboniferous rocks have a thickness i in 
Kansas of 1070 feet, aad are ze. sappoted ie to be higher in the series 
the Upper Coal Series of Between the Permian and the over- 
lying strata there appears to avon an entire unconfor ity. 
the 75 species o ils found in the Permian rocks an ed 
by Prof. Swallow, ay 16 occur also in Sunita et = ai he 
majority of the species uliar to the an, the ate Se of the in- 
dividuals are Cacbouticotie The following isa isa list of the Permian fossils : 
those that occur also in the Carboniferous are indicated by Hag eS 
Steno , Lonsdale. Spirifer i mapas Moin 
Z pe si epnigers, Lona ae “« bes heed” 
Fenestella flabellata (?) Phillipe. res. Fleming 2 Nerecot Prati 
ocladia virgulacea (?) King. Orthisina u wrt 
Hes enmeows daion Sealotheiee . Shumardann, Suallow 
Ph sR gl atsn a Osagensis,* Swallow. 
Arlo carts Veroctinitn King. Terebratnla (?) subtilita,* Hall. 
Cyathocrinus . onotis speluncaria unearia (# Sehlotheim. 
eS ee a gediglia waitin ods 
patie oo Salon 
Ergin ages mC te * Martin. ppbieats (1. Munster. 
a Rogersii,* Worwsod & Pratien. Peeten a Swallow. 
oe S lx, Badin: “  acultialatus, Beation 
*A —_ on the Kansas Permian dag _scongy has just been received while 
in type, and will appear in our 
