Nombre científico Colectado por Identificado por Fecha de colecta Fecha de identificación Familia Institución Número de catálogo Estatus de tipo Basis Of Record
colectó identificó Schuchertella gamachiana William H. Twenhofel William H. Twenhofel 1919-07-17 1928 Chilidiopsidae YPM YPM IP 010262 syntype FOSSIL_SPECIMEN
colectó identificó Schuchertella gamachiana William H. Twenhofel William H. Twenhofel 1919-07-17 1928 Chilidiopsidae YPM YPM IP 010261 syntype FOSSIL_SPECIMEN
colectó Apsidoceras magnificum major William H. Twenhofel August F. Foerste 1919 1928 Apsidoceratidae YPM YPM IP 026809 syntype FOSSIL_SPECIMEN
colectó identificó Camarotoechia peneborealis William H. Twenhofel William H. Twenhofel 1919-08-27 1928 Rhynchotrematidae YPM YPM IP 008550 syntype FOSSIL_SPECIMEN
colectó identificó Rafinesquina ellisensis William H. Twenhofel William H. Twenhofel 1919-08-12 1999 Strophomenidae YPM YPM IP 020250 syntype FOSSIL_SPECIMEN
colectó identificó Rafinesquina ellisensis William H. Twenhofel William H. Twenhofel 1919-08-12 1999 Strophomenidae YPM YPM IP 020511 syntype FOSSIL_SPECIMEN
colectó identificó Schuchertella gamachiana William H. Twenhofel William H. Twenhofel 1919-07-17 1928 Chilidiopsidae YPM YPM IP 010253 syntype FOSSIL_SPECIMEN
colectó identificó Schuchertella gamachiana William H. Twenhofel William H. Twenhofel 1919-07-17 1928 Chilidiopsidae YPM YPM IP 010256 syntype FOSSIL_SPECIMEN
colectó identificó Schuchertella gamachiana William H. Twenhofel William H. Twenhofel 1919-07-17 1928 Chilidiopsidae YPM YPM IP 010251 syntype FOSSIL_SPECIMEN
colectó identificó Schuchertella gamachiana William H. Twenhofel William H. Twenhofel 1919-07-17 1928 Chilidiopsidae YPM YPM IP 010252 syntype FOSSIL_SPECIMEN
colectó identificó Schuchertella gamachiana William H. Twenhofel William H. Twenhofel 1919-07-17 1928 Chilidiopsidae YPM YPM IP 010254 syntype FOSSIL_SPECIMEN
colectó identificó Schuchertella gamachiana William H. Twenhofel William H. Twenhofel 1919-07-17 1928 Chilidiopsidae YPM YPM IP 010255 syntype FOSSIL_SPECIMEN
colectó identificó Schuchertella gamachiana William H. Twenhofel William H. Twenhofel 1919-07-17 1928 Chilidiopsidae YPM YPM IP 010257 syntype FOSSIL_SPECIMEN
colectó identificó Schuchertella gamachiana William H. Twenhofel William H. Twenhofel 1919-07-17 1928 Chilidiopsidae YPM YPM IP 010258 syntype FOSSIL_SPECIMEN
colectó identificó Schuchertella gamachiana William H. Twenhofel William H. Twenhofel 1919-07-17 1928 Chilidiopsidae YPM YPM IP 010259 syntype FOSSIL_SPECIMEN
colectó identificó Schuchertella gamachiana William H. Twenhofel William H. Twenhofel 1919-07-17 1928 Chilidiopsidae YPM YPM IP 010260 syntype FOSSIL_SPECIMEN
colectó identificó Pterotheca anticostiana William H. Twenhofel William H. Twenhofel 1919-07-25 1928 Pterothecidae YPM YPM IP 020249 paratype FOSSIL_SPECIMEN
colectó identificó Pterotheca anticostiana William H. Twenhofel William H. Twenhofel 1919-07-25 1928 Pterothecidae YPM YPM IP 020525 paratype FOSSIL_SPECIMEN
colectó identificó Isochilina vaurealensis William H. Twenhofel William H. Twenhofel 1919 1928 Isochilinidae YPM YPM IP 020506 paratype FOSSIL_SPECIMEN
colectó identificó Calymene schucherti William H. Twenhofel William H. Twenhofel 1919-09 1928 Calymenidae YPM YPM IP 008051 paratype FOSSIL_SPECIMEN
colectó identificó Climacograptus typicalis atlanticus William H. Twenhofel William H. Twenhofel 1919 1928 Diplograptidae YPM YPM IP 020524 paratype FOSSIL_SPECIMEN
colectó Amphicyrtoceras futile William H. Twenhofel August F. Foerste 1919 1928 Acleistoceratidae YPM YPM IP 003948 hypotype FOSSIL_SPECIMEN
colectó Beloitoceras magisterium William H. Twenhofel August F. Foerste 1919 1928 Oncoceratidae YPM YPM IP 020485 hypotype FOSSIL_SPECIMEN
colectó Billingsites anticostiensis William H. Twenhofel August F. Foerste 1919 1928 Ascoceratidae YPM YPM IP 026895 hypotype FOSSIL_SPECIMEN
colectó Billingsites canadensis William H. Twenhofel Arthur K. Miller 1919 1932 Ascoceratidae YPM YPM IP 020519 hypotype FOSSIL_SPECIMEN
colectó Billingsites anticostiensis William H. Twenhofel August F. Foerste 1919 1928 Ascoceratidae YPM YPM IP 003939 hypotype FOSSIL_SPECIMEN
colectó Bighornia cf. patella William H. Twenhofel 1919 Streptelasmatidae YPM YPM IP 028769 hypotype FOSSIL_SPECIMEN
colectó Bighornia cf. patella William H. Twenhofel 1919 Streptelasmatidae YPM YPM IP 028770 hypotype FOSSIL_SPECIMEN
colectó Beloitoceras fragile William H. Twenhofel August F. Foerste 1919 1928 Oncoceratidae YPM YPM IP 003496 hypotype FOSSIL_SPECIMEN
colectó Armenoceras chicottense William H. Twenhofel August F. Foerste 1919 1928 Armenoceratidae YPM YPM IP 020494 hypotype FOSSIL_SPECIMEN