Margaretia dorus Walcott, 1931

Tagged with:

• amplexopora
• amplexopora septosa
• ampyx
• ampyx priscus
• anti-atlas
• anti atlas
• arenig
• arnheim formation
• asaphid
• asaphus
• asaphus expansus
• asaphus fallax
• asaphus latus
• asaphus lepidurus
• ascocystites
• ashgill
• ashgill shales
• atactoporella
• atactoporella peculiaris
• athyrid
• athyridida
• australia
• baota formation
• batostoma
• beekite
• bendigo
• bendigonian
• beroun
• bou nemrou
• bryozoa
• bryozoan
• bullengarook
• bumastoides
• calymene
• calymenid
• calymenina
• campylorthis
• campylorthis deflecta
• canada
• caradoc
• caradocian
• castlemainian
• catazyga erratica
• china
• cincinnatian
• cincinnati group
• colphocoryphe grandis
• colpocoryphe
• colpocoryphe aragoi
• colpocoryphe lennieri
• colpocoryphe rouaulti
• colpocoryphe thorali
• coniston
• constellaria
• constellaria antheloidea
• constellaria florida
• cornulites
• cross fell
• cumbria
• cummingsville formation
• cyathophylloides
• cyathophylloides stellata
• czechia
• czechoslovakia
• czech republic
• dalmanella
• dalmanella testudinaria
• dalmantina
• dalmantina socialis
• decorah
• decorah formation
• decorah shale
• ded
• ded hill
• dendroid
• dermatostroma
• dermatostroma scabrum
• diacalymene
• dictyonema
• dictyonema flabelliforme
• didymograptus
• didymograptus extensus
• didymograptus protobifidus
• drakes formation
• dufton shales
• dunleith formation
• early ordovician
• edrioasteroid
• el caid errami
• el kaid errami
• el qaid errami
• england
• eocrinoid
• erfoud
• etobicoke creek
• fairmount member
• fairview formation
• favistina
• favistina stellata
• favositella
• favositella laxata
• favosites
• favosites fibrilla
• favositida
• fezouata formation
• fillmore county
• first bani group
• fisherites
• fisherites reticulatus
• flatfork creek
• flexicalymene
• flexicalymene ouzregui
• flexicalymene retrorsa
• foerstephyllum
• foerstephyllum vacuum
• fossil
• fossils
• france
• galena group
• georgian bay formation
• gisborne
• graf
• grant county
• graptolite
• gravicalymene
• grewingkia
• grewingkia canadensis
• gulhogen
• hallopora
• hesperorthis
• hesperorthis tricenaria
• heterotrypa
• heterotrypa subfrondosa
• hindella
• hindella crassa
• hindella crassa incipiens
• hirnantia
• hirnantian
• hirnantia sagittifera
• hormotoma
• huk formation
• humber member
• indiana
• iowa
• isograptus
• isograptus caduceus
• isograptus victoriae
• isorthoceras
• isorthoceras sociale
• izzegguirine formation
• kentucky
• khouribga
• kinnekulle
• kirkfeldian
• ktaoua formation
• lambeophyllum
• lambeophyllum profunda
• lambeophyllum profundum
• late ordovician
• lawrenceburg
• lepidurus formation
• leptaena
• leptaena rugosa
• letna formation
• lilydale
• lituites
• lituites lituus
• ljungsbro
• llandeilo
• llanvirn
• lower ordovician
• maysvillian
• mesotrypa
• mesotrypa distincta
• middle ordovician
• mifflin
• mimico creek
• minnesota
• missisauga
• monotrypa
• morocco
• mount orab
• mt. orab
• nashville
• nautiloid
• nicolella
• nicolella actoniae
• norway
• oepikina
• oepikina minnesotensis
• ohio
• old man of coniston
• ontario
• ordovician
• orthid
• orthida
• orthocerid
• orthocerida
• orthocone
• oslo
• ostergotland
• ouled slimane
• pachydictya
• pagoda formation
• paratetragraptus
• paratetragraptus approximatus
• parvohallopora
• parvohallopora ramosa
• parvohallopora rugosa
• parvohallopora subplana
• pennines
• petraster
• phyllograptus
• phyllograptus angustifolius
• phyllograptus titus
• pionodema
• pionodema conradi
• pionodema subequata
• platteville
• platteville formation
• platystrophia
• platystrophia amoena
• platystrophia biforata
• platystrophia biforatus
• platystrophia trentonensis
• portugal
• postville
• prague
• prague basin
• prasopora
• prasopora grandis
• prasopora simulatrix
• preachersville member
• rafinesquina
• rafinesquina alternata
• rafinesquina ponderosa
• raphiophoridae
• receptaculitid
• rhabdinopleura
• rhabdinopleura flabelliformis
• rhynchotrema
• rhynchotrema ainsliei
• rhynchotrema laticosta
• rhynchotrema minnesotensis
• rhynchotrematidae
• rhynchotrema wisconsinense
• richmondian
• rochester
• rostricellula
• rostricellula minnesotensis
• rugosa
• rugose coral
• sandbian
• sarcinulida
• slemmested
• sowerbyella
• sowerbyella curdsvillensis
• sowerbyella minnesotensis
• sowerbyella punctostraita
• sowerbyella sericia
• spain
• spinadiscus
• spinadiscus lefebvrei
• st.pauls
• st. pauls brickyard
• starfish
• stewartville
• stewartville formation
• stictopora
• stictoporellina
• stictoporellina cribrosa
• stigmatella
• stigmatella personata lobata
• stigmatella vulgaris
• streptelasma
• streptelasma aequisulcatum
• streptelasma corniculum
• strophomena
• strophomena filitexta
• strophomena pattinensis
• strophomena septata
• strophomenid
• sweden
• tabulata
• tabulate coral
• tennessee
• tentaculitid
• tentaculitida
• tetragraptus
• tetragraptus serra
• tiouririne formation
• toronto
• tremadoc
• trepostomata
• trepostomes
• treptoceras
• treptoceras crebriseptum
• tretaspis
• tretaspis seticornis
• trigonirhynchiidae
• trilacinoceras
• trilacinoceras hunanense
• trilobite
• trinucleid
• tshallograptus fruiticosus
• tshallograptus tridens
• upper fezouata formation
• upper ordovician
• usa
• vastergotland
• versaille
• victoria
• vinlandstrophia
• warren county
• whitewater formation
• williamson county
• wisconsin
• zagora
• zygospira
• zygospira erratica
• zygospira modesta

Tagged with:

• Bristolia
• Bristolia Bristolensis
• Bristolia Mojavensis
• cadiz
• california
• Cambrian
• Early Cambrian period
• latham shale
• latham shale cambrian
• ludlow
• mojave desert
• Southern California
• Trilobite
• trilobites

Tagged with:

• canada
• identify help
• new brunswick