Spirifer S. centronatus Winchell, Spirifer S. grimesi Hall, Spirifer acutosinu, Spirifer adonis, Spirifer allatus, Spirifer anchiasper, Spirifer anchiaspirifer, Spirifer angusta, Spirifer anossofi, Spirifer arduensis, Spirifer arenosus, Spirifer arizonensis, Spirifer arkansanus, Spirifer aroostookensis, Spirifer attenuatus, Spirifer attenuatus, Spirifer audaculus, Spirifer bicarinata, Spirifer bidorsalis, Spirifer bifurcata, Spirifer bifurcatus, Spirifer bifurcatus, Spirifer biplicoides, Spirifer biplicoides, Spirifer blasii, Spirifer bollandensis, Spirifer boonensis, Spirifer bornicensis, Spirifer byrnesi, Spirifer cabedanus, Spirifer calcaratus, Spirifer cameratus, Spirifer cameratus, Spirifer carinatus, Spirifer casteri, Spirifer clathratus, Spirifer consors, Spirifer contractus, Spirifer convolutus, Spirifer coplowensis, Spirifer corallinensis, Spirifer crassus, Spirifer crawfordsvillensis, Spirifer crispatus, Spirifer crispus, Spirifer curvata, Spirifer daleidensis, Spirifer datsanensis, Spirifer denckmanni, Spirifer digitatus, Spirifer disjunctus, Spirifer distans, Spirifer duodenarius, Spirifer duplicicostatus, Spirifer duplicicostus, Spirifer duplicosta, Spirifer duplicostatus, Spirifer elegans, Spirifer elevatus, Spirifer esplanadensis, Spirifer eudora, Spirifer floydensis, Spirifer forbesi, Spirifer forbesi, Spirifer fornaculus, Spirifer furcatus, Spirifer fusiformis, Spirifer gancaohuensis, Spirifer gancaohuensis, Spirifer gortanii, Spirifer grandicostatus, Spirifer greenockensis, Spirifer greenockensis, Spirifer hians, Spirifer iheringi, Spirifer inchoans, Spirifer indeferens, Spirifer insculptos, Spirifer interplicatus, Spirifer kentuckyensis, Spirifer keokuk, Spirifer keyserensis, Spirifer keyserianus, Spirifer kingi, Spirifer konincki, Spirifer laminosa, Spirifer legrandensis, Spirifer legrandensis, Spirifer lineata, Spirifer louisianensis, Spirifer louisianensis, Spirifer lousianensis, Spirifer mackenzicus, Spirifer macra, Spirifer macrothyris, Spirifer marcoui, Spirifer marcyi, Spirifer marionensis, Spirifer marshallensis, Spirifer matheri, Spirifer mesicostalis, Spirifer mesistrialis, Spirifer mesomalus, Spirifer middlemissi, Spirifer minnewankensis, Spirifer montgomeryensis, Spirifer mosquensis, Spirifer mountraensis, Spirifer mudulus, Spirifer multifidus, Spirifer mundulus, Spirifer musakheylensis, Spirifer mylkensis, Spirifer nanbiancunensis, Spirifer niagarensis, Spirifer niger, Spirifer nox, Spirifer nuda, Spirifer occidus, Spirifer octocostatus, Spirifer opinius, Spirifer orestes, Spirifer osagensis, Spirifer osbonei, Spirifer osbornei, Spirifer pallaensis, Spirifer parcefurcatus, Spirifer pellaensis, Spirifer pellensis, Spirifer pennatus, Spirifer pennatus, Spirifer pennatus, Spirifer planicostatus, Spirifer planicostus, Spirifer platynotus, Spirifer platynotus, Spirifer plicatellus, Spirifer plicatosulcatus, Spirifer plicatosulcatus, Spirifer posterus, Spirifer praefascicostatus, Spirifer pristinus, Spirifer pruemiensis, Spirifer pseudoviator, Spirifer raricosta, Spirifer ravana, Spirifer raymondi, Spirifer repertus, Spirifer rhomboideus, Spirifer rockymontana, Spirifer rockymountanus, Spirifer rostellatus, Spirifer rostellatus, Spirifer rousseaui, Spirifer rowleyi, Spirifer rowleyi, Spirifer sculptilis, Spirifer semicircularis, Spirifer shepardi, Spirifer shephardi, Spirifer shoshonensis, Spirifer stratiformis, Spirifer striatiformis, Spirifer striatus, Spirifer subaequalis, Spirifer subaequalis, Spirifer subcomprimatus, Spirifer subcuspidatus, Spirifer subspeciosus, Spirifer sulcata, Spirifer sulcatus, Spirifer sulcifer, Spirifer taigensis, Spirifer tenuicostatus, Spirifer tenuicostatus, Spirifer tenuimarginatus, Spirifer thetides, Spirifer thetidis, Spirifer tibetanus, Spirifer triangularis, Spirifer triangularis, Spirifer trigonalis, Spirifer trigonalis, Spirifer trimuensis, Spirifer triradialis, Spirifer vanuxemi, Spirifer varicosta, Spirifer venustus, Spirifer vernonensis, Spirifer veronensis, Spirifer vespertilio, Spirifer warchensis, Spirifer washingtonensis, Spirifer welleri, Spirifer williamsi, Spirifer winchelli