Classification of Billings 1865
G. †Conocardium Bronn 1835
show all | hide all
†Conocardium antiquum Owen 1852
†Conocardium immatura Billings 1865
G. †Eopteria Billings 1865
show all | hide all
†Eopteria ornata Billings 1865
†Eopteria richardsoni Billings 1865
†Eopteria typica Billings 1865
G. †Bellerophon de Montfort 1808
show all | hide all
†Bellerophon macer Billings 1865
†Bellerophon miser Billings 1865
†Bellerophon palinurus Billings 1865
G. †Metoptoma Phillips 1836
show all | hide all
†Metoptoma alceste Billings 1865
†Metoptoma anomala Billings 1865
†Metoptoma augusta Billings 1865
†Metoptoma erato Billings 1865
†Metoptoma estella Billings 1865
†Metoptoma eubule Billings 1865
†Metoptoma hyrie Billings 1865
†Metoptoma instabilis Billings 1865
†Metoptoma melissa Billings 1865
†Metoptoma montrealensis Billings 1865
†Metoptoma niobe Billings 1865
†Metoptoma nycteis Billings 1865
†Metoptoma orithyia Billings 1865
†Metoptoma orphyne Billings 1865
†Metoptoma quebecensis Billings 1865
†Metoptoma robusta Billings 1865
†Metoptoma simplex Billings 1865
†Metoptoma superba Billings 1865
†Metoptoma trentonensis Billings 1865
†Metoptoma venillia Billings 1865
G. †Cyclonema Hall 1852
show all | hide all
†Cyclonema hageri Billings 1865
†Cyclonema montrealense Billings 1865
†Cyclonema phaedra Billings 1865
G. †Ecculiomphalus Portlock 1843
show all | hide all
†Ecculiomphalus atlanticus Billings 1865
†Ecculiomphalus distans Billings 1865
G. †Holopea Hall 1847
show all | hide all
†Holopea gracia Billings 1865
†Holopea guelphensis Billings 1865
†Holopea harmonia Billings 1865
†Holopea nereis Billings 1865
†Holopea ophelia Billings 1865
†Holopea pyrene Billings 1865
G. †Ophileta Vanuxem 1842
show all | hide all
†Ophileta bella Billings 1865
†Ophileta compacta Salter 1859
†Ophileta disjuncta Billings 1865
†Ophileta nerine Billings 1865
†Ophileta uniangulata Hall 1847
G. †Straparollus de Montfort 1810
show all | hide all
†Straparollus circe Billings 1860
†Straparollus daphne Billings 1865
†Straparollus hippolyta Billings 1865
†Straparollus quebecensis Billings 1865
G. †Eunema Salter 1859
show all | hide all
†Eunema cerithioides Salter 1859
†Eunema erigone Billings 1865
G. †Helicotoma Salter 1859
show all | hide all
†Helicotoma eucharis Billings 1865
†Helicotoma gorgonea Billings 1865
†Helicotoma miser Billings 1865
†Helicotoma proserpina Billings 1865
†Helicotoma tritonia Billings 1865
G. †Murchisonia d'Archiac and de Verneuil 1841
show all | hide all
†Murchisonia acrea Billings 1865
†Murchisonia ada Billings 1865
†Murchisonia adelina Billings 1865
†Murchisonia agilis Billings 1865
†Murchisonia alexandra Billings 1865
†Murchisonia artemesia Billings 1865
†Murchisonia augustina Billings 1865
†Murchisonia cassandra Billings 1865
†Murchisonia catharina Billings 1865
†Murchisonia cicela Billings 1865
†Murchisonia cicelia Billings 1865
†Murchisonia estella Billings 1865
†Murchisonia hercynia Billings 1865
†Murchisonia hermione Billings 1865
†Murchisonia hyale Billings 1865
†Murchisonia missisquoi Billings 1865
†Murchisonia mylitta Billings 1865
†Murchisonia placida Billings 1865
†Murchisonia procris Billings 1865
†Murchisonia simulatrix Billings 1865
†Murchisonia sororcula Billings 1865
†Murchisonia vesta Billings 1865
†Murchisonia vitellia Billings 1865
†Murchisonia xanthippe Billings 1865
G. †Pleurotomaria Defrance 1826
show all | hide all
†Pleurotomaria agarista Billings 1865
†Pleurotomaria agave Billings 1865
†Pleurotomaria amphitrite Billings 1865
†Pleurotomaria arabella Billings 1865
†Pleurotomaria arachne Billings 1865
†Pleurotomaria calphurnia Billings 1865
†Pleurotomaria canadensis Billings 1865
†Pleurotomaria deiopei Billings 1865
†Pleurotomaria dryope Billings 1865
†Pleurotomaria elora Billings 1865
†Pleurotomaria etna Billings 1865
†Pleurotomaria eugenia Billings 1865
†Pleurotomaria galtensis Billings 1865
†Pleurotomaria harpya Billings 1865
†Pleurotomaria hortensia Billings 1865
†Pleurotomaria hyale Billings 1865
†Pleurotomaria normani Billings 1865
†Pleurotomaria numeria Billings 1865
†Pleurotomaria postumia Billings 1865
†Pleurotomaria selecta Billings 1865
†Pleurotomaria sponsa Billings 1865
†Pleurotomaria vagrans Billings 1865
†Pleurotomaria valeria Billings 1865
†Pleurotomaria viola Billings 1865
†Pleurotomaria virgo Billings 1865
†Pleurotomaria virguncula Billings 1865
†Pleurotomaria vitruvia Billings 1865
G. †Straparollina Billings 1865
show all | hide all
†Straparollina asperostriatus Billings 1860
†Straparollina eurydice Billings 1860
†Straparollina pelagica Billings 1865
G. †Subulites Emmons 1842
show all | hide all
†Subulites daphne Billings 1865
†Subulites parvulus Billings 1865
†Subulites psyche Billings 1865
G. †Endymionia Billings 1865
show all | hide all
†Endymionia meeki Billings 1862
Invalid names: Endymion Billings 1862 [replaced]
G. †Bathyurellus Billings 1865
show all | hide all
†Bathyurellus marginiatus Billings 1865
†Bathyurellus nitidus Billings 1865
G. †Cheirurus Beyrich 1845
show all | hide all
†Cheirurus mercurius Billings 1865
†Cheirurus pompilius Billings 1865
†Cheirurus prolificus Billings 1865
†Cheirurus satyrus Billings 1865
G. Lingula Bruguiére 1797
show all | hide all
†Lingula briseis Billings 1865
†Lingula cobourgensis Billings 1865
†Lingula nympha Billings 1865
G. †Orthis Dalman 1828
show all | hide all
†Orthis gemmicula Billings 1865
†Orthis iphigenia Billings 1865
G. †Maclurea Le Sueur 1818
show all | hide all
†Maclurea acuminata Billings 1865
†Maclurea affinis Billings 1865
†Maclurea crenulata Billings 1865
†Maclurea emmonsi Billings 1865
†Maclurea oceana Billings 1865
†Maclurea ponderosa Billings 1865
†Maclurea rotundata Billings 1865
†Maclurea speciosa Billings 1865
†Maclurea sylpha Billings 1865
†Maclurea transitionis Billings 1865