- †Brachythyris
hortonensis †Brevilamnulella –
tentative report †Brevilamnulella
thebesensis †Bucania †Bucania
batchtownensis – type
locality for
species †Bulimorpha...
- †Breileenia †Breileenia minne****ensis †Brevilamnulella †Brevilamnulella
thebesensis †Bromidechinus – type
locality for
genus †Bromidechinus
rimaporus – type...
- †Brachythyris †Brachythyris
chouteauensis †Brevilamnulella †Brevilamnulella
thebesensis †Breviphillipsia †Breviphillipsia
sampsoni †Breviphillipsia semiteretis...
