88 
REPORT—1864. 
I u : , V 8 I C ' U , ef . ob J ect bein S t0 extc " l l the fourteenth chanter of hi 
recently published work Silurta, on the Primeval Succession in Germany. 
Q1 render his views clear, l le exhibited a large tabular view in which the order of 
superposition of nil the sedimentary rocks of Germany was given, from the Imuit 
.. wn .^® u ™ cke ' 1,1 which no fossils have been detected, through an nsccmling 
^ 1,una > Devonian, Carboniferous ami Permian rocks; the latter overlaid 
uy the Irias or lowest group of the tncaogoic or secondary rocks. 
*j!Vv!!rZ U :‘ rr! ] n,K '' H Te 'narhablo Work, the ‘ Basain Silurien de Bohim.' hr 
p c ie ‘ r,c . . v how a vast pile of unfostUiferous schistose rocks was auceccdo! 
rwul aguc . b J ri " rba .Vhatantlmr termed hi«‘Zone Primordial*/ with its Trih.l it. •, 
, • V o _ ca “!! (l Drthidre (the equivalent of the Lingula lings of North Wnlcs <* 
f,.\)‘nA /” ur,im ,ocks ot the Geological Surveyors of Britain), and how that «»• 
Rn.v t / an .^normotta mass of schists, coarse grits and quartzites, referred ly 
mrronde from its fossils to the age of the great mass of Lower Silurian (LUndcio 
and arndoc), as originally published in the ‘ Silurian System/ 
",■ )\ y . c ™ t 5 r, * t 1 , « n-prescnlutivas of the Upper Silurian known in Germany 
j 1v , i. . ns district of bohemia, where a considerable 1 thickness of shale and mounn J 
mvdT,' A® Wen lock and Ludlow formation of Itritnin. Several, 
’ , “ e >vpucio3 which in England are typical of the one and the other of tli. *' - 
• ' 111 ,B the same Bohemian Led; i. e. Ludlow rock forms ore mixed up " ! ] 
In ti l “ 8t ‘]' tun '^‘d'pying the place of our Wenlock shale. 
oaenniSr Jr 1 b brmgecwald and in the parts of Saxony to lliv cast of it, '• 
u ^,° 1 ‘ u , l 7 °, ni a ,B rcilt unfuB»iliferoQs base (chloritrc wild ouarttosc grniiwsrl.r 
trellini-iii „. C ^ Ce . l | Ci ^ ! ie Dower Silurian, described as such by Gcinitz, Richter, fr ¬ 
aud Trili.liitn 0 ^ . 1r nat . ,V0 pcologinte, becntHO it is charged with Nfireile*, Grnptoli:- • 
fosaiU S ’ lnch . U,, V? °9!W>a Buchii, with Trinuclei, Orth ides and other S*ihiri‘ n 
enumerated tK^° UV 8 * ato with some limestones und shale. Willi the ' 
Lower Sil»rin,. Qi I c f ntbn g series stops; there being no trace of Upper Silurian. 1“' 
and chiellv h« »f al « aic . lbl ‘ re llt mice covered trunsgressively by lire PevnM"; 
theHhiS limestone (Kramenzel stein 
M. Riclur-p 16 fltlpr ' ? eks contain a remarkable number of plants, discovered *•> 
l/noer. '. ei ^ l ,ecu hur forms, and which arc about to be described by r " 
feroug 'strsM ,.- C l,l,l '. moi,nt fd by a considerable expansion of the Lower Corboni| 
known in detwnii*' *J ,,cnce °US» brown and yellowish sandstones, with piling ‘ 
ducti of sneir i° thllt . n Z c - . Near Hof this group contains limestones with 
Sedgwick and dieouthor'** '®" tu ' n ant * France, as formerly pointed out by D 1 - 
undidatioii's^nta ^ower Carhoitiferous rocks have been subjected to the »"'• 
extremity ,!f «i 55?., f ct ^ cct b' conformable to each other, and in the soutlicrnin 
fi»IJ™iw;.!lfi h , 0l ; ,,f -' rn r al ‘ 1 ™> seen l. be olscuptlr seperaleJ turn fl» ■“> 
with nmnernu, " composed of grey sandstone anil schist, which, c 1,1 - 
veryS ZfiTTr* "• efw» Wotted, to « .moll cstest, «£• 
land. 53 °^ ,bo Botlie-todtc Hagende, or Lower Red Sandstone <* 
Bohemia and^u'^u*° rocn , t i rc ^ deficient in the unfoasiliferous bottom 
exhibited in each 0 f |' ,, B er 'vald, and also of the great development of LW' r ( 
Sedgwick and t Lt?* Jr** n l <h,m "' nr > r0ckB of rhC Srt-th* 
year 1828 and ifio- f p*ftmincd together on two 
lion, tfe » dislocated, a 
WSII often converv.i T Se . l,,as,it?j have undergone; the schists ar.o 
The author, bowin' . 1 lo ma&s,ve “ ‘ homstnne " around the chief masses 
group, or Rhenish grnuwa’3e o^’h n kc,ief ' ,1,at al1 tUe Tt?*** 
upwards through the 0mnnns ' ftnm l, ‘c Spirifer ” r fly 
tuenia limestone, are tlmr ac 1 s ' at ^ s and liilel limestone, t<> *he Dppe . ^ 
often in tlm d«M&«31f!!r >,, V and ,hat « re *»«*'*** S SS^ 
Bechen ; whilst in one truer _ ri f‘ ,J - v o^ers containing the well-known P° ^ o( - t 
dark limestone with charaeterW^ e° f tb ‘ s Dower Carboniferous ngj- L ‘parin' 11 
characteristic fossils of carboniferous age. Hie cottP 
