CONEEN TS: 
Fossil medusxe of the Middle Cambrian terrane 
MOC ClOMOCCUNNENG Geeta eth sae me meen sero Seer 2 tec ane ouakk ecu esse ee hota aeuce lene 
Gondinonrandemannor OrapreseLV alone s sos, 55 o- < noe Se cise cee eee Ss ani eemanie coe saectecee 
Relat OnEGorO UNL OSA MMe d User aaaee aay ce eae eae aS oe ce ewes eceeciseecuckeecceescee 
Ree eats OTRLOM ISI PRIN OOM Ste renee a emn aise ese Sera a coer een eae aeeee cakes. acowesce cous 
Kitholosic charactersiof the siliceous nodules <-..-5-.22----<--.2+<<-+-ce-- so-so nee 
Moderofioccurrencerot, LHesiliceOUS NOUUICE 2. sot. eae cos os ee ee cere eee ecea lees 
RelationstO ners pone Ospatnmester rent eclcets tac ace cw cean ese seeec se sna geo oec eee sy nkn ccs 
Description nee eneraian dis pECleseece sees ene cen oe = Sac wees eee Sea oes sce eemeueer 
GenussBrooksellamenseermcem= te sees Seer ee aa se cee a= oe te aes Seed ace eo ose ees wceeeo se 
Gennspltaoninaere ses nar erro sects ee eciee sae yee a ese cee wees cee shel dooce eine dahe ae 
GennswDactyloldites i asssee teste a ae re re eRe tase =< saan se Se abe sienastscccscecues 
Fossil medus:e of the Lower Cambrian terranes of Sweden and Bohemia ............----..----- 
Meseripwonyof;s Fenera and SPCClEv a. =< sos esse oe aces Se- lesen aeisaes- ceccececesee seesce 
Genus Medusina-.-.-...- 
Genus Eophyton 
HORsNMNedusa irom the Jurassic and. themehermian= >= a-=s2c0-- .-. 52 <1secces so ceas tonnes accece 
TNR Boe e ode Aes Ue COME Ee ae ROS GO ae Soe ee 
Onipimiousdh enim presslONs1O bMCOUSBEneaee! sean Seer oe oe sana oe ne ee ese eseae<s 
Classification ease nye ee cepa eran ee eee one iene Sense Se See ode ance seels 
MERCH Ph ONKO te sOnerayan Ces PCCICSme eee eee eae aaa ne Soe ic See pemod eee ce oot Se 
Genus semmostomitesiea asses eee cee cae BS Barbie Ber ase n eS COE aac Eee rrae 
CC@TNE LORIN G4 Oe se chs An SS SRS ARS ne SoS Se ee ee 
(GeMISeA Chas pe Utes anaes eee eae ves ise See ok weer nsec a cewisd we enanltcceclce ce 
(GenusphhizOxsomlles emer es ae oye are ooc dsc te eosaee state cs cae easied semi bebe oes 
Genustbexanhiztesmecececeece see. cites aie ans, Se ees nace moe Se cee ecececcusscad esses 
GonussWepto preach tes peserseerr te anes nos toa okey eee cers tel ae sel ests ee cele 
Genus Medusin treemcrper areas Sorte eta e 2 sete Sees aise see San eee c eiene Sauidomareees 
Whe se erm an pease ee eee ete eee cee 2 cee ease aoe Sat Seeaicseere aaceiesesae 
(CrelaCGOUS 2a Serle e eee ican eC oaie nee eee eeeine Seale ne een ta ee See eden cceee 
Genus Medusites 
