- †Dinorthis
proavita †Dinorthis
retrorsa †Diploclema †
Diplotrypa †
Diplotrypa catenulata †
Diplotrypa dubia †Distomodus †Distomodus
staurognathoides †Dolatocrinus...
-
Illinois and
Adjacent Parts of Iowa and Wisconsin. Part II. Bythotrypa,
Diplotrypa, Hemiphragma, Heterotrypa, Stigmatella, Eridotrypa, and Nicholsonella"...
-
Diplopholeous Diploporaria Diplorula Diplosolen Diplostenopora Diplotresis Diplotrypa Discocytis Discofascigera Discoflustrellaria Discoporella Discosella Discosparsa...
-
Illinois and
Adjacent Parts of Iowa and Wisconsin. Part II. Bythotrypa,
Diplotrypa, Hemiphragma, Heterotrypa, Stigmatella, Eridotrypa, and Nicholsonella"...
- †Dimerocrinites
pentangularis †Dinobolus †Dinobolus
conradi †Dinorthis †
Diplotrypa †Distomodus †Distomodus
stenolophata †Distyrax †Dolerorthis †Dresbachia...
- †Diplochone †Diplochone
greenei †Diplothmema †Diplothmema
obtusiloba †
Diplotrypa †
Diplotrypa nummiformis †Disphyllum †Disphyllum
cohaerens †Disphyllum synaptophylloides...
- †Diplocyat****us †Diplograptus †Diplograptus
rarithecatus †Diplograptus
rigidus †
Diplotrypa †Discomyorthis †Discomyorthis
musculosa †Disphyllum †Distacodus †Distacodus...
-
parviim †Diplichnites †Diplichnites
gouldi †Diploblastus †Diplothmema †
Diplotrypa †Discocystis †Dolorthoceras †Donalina – or
unidentified comparable form...
- †Diplothmema
arnoldi †Diplothmema
obtusiloba †Diplothmema
trifoliolata †
Diplotrypa –
tentative report †Ditomopyge †Dolerorthis –
tentative report †Dolerorthis...
- †Diplograptus †Diplograptus
maxwelli †Diplothmema †Diplothmema
pachyderma †
Diplotrypa †
Diplotrypa b****leri †Discitoceras †Disparifusa †Disparifusa
hystricosa †Distacodus...
