CXXX1V 



THE PALEONTOLOGY OF MINNESOTA. 



morrowensis, 874, 873. 



nactus, 853. 



natator, 854. 



newberryi, 854. 



nodocannatus, 855. 



orbignyanus, 855. 



orientalis, 853. 



palinurus, 913. 



patulus, 854, 9S4. 



pelops, 853. 



percarinatus, 853. 



pettos, 847. 



phalera, 928. 



platystoma, 918, 853, 919, 921, 925. 



plenus, 853. 



plicatus, 853. 



propinquus, 853. 



punctifrons, 894. 



rectangularis, 869. 



recticostatus, 853. 



recurva, 92O, 853. 



rudis, 864. 



rujrosus, 853. 



scalifer, 853. 



similis, 919, 853, 916, 918-921. 



sowerbyi, 853. 



sp. un<let., 853. 



sphaera, 853. 



squamatus, 853. 



strictus, 856. 



subangularis, 92O, 853. 



subglobulus, 917, 853. 



sublaevis, 853. 



substrlatus, 913. 



sulcatus, 853. 



taenia, 850. 



tangentialis, 853. 



tenuifascia, 853. 



trianguliiris. 853. 



tricarlnatus, 853. 



triliratus, 854. 



trllobatua, 848. 



troosti, 915, 853, 912, 916-920, 925, 926. 

 var. burginensis, 916, 853. 



tuberculatus, 853. 



undulatus, 856. 



vaginati, 860. 



vasulites, 853. 



wisconsinensis, 881. 

 Bellerophontacea,' 84*, 818, 845, 848, 856, 877, 898, 



912, 922, 926, 1014. 

 Bellerophontiidaj, r 852, 856, 859, 868, 876, 915, 922. 



925. 

 Bembexia, 954, 955, 956, 1001," 1008. 



larteti, 955. 



sulcomarglnata, 1001.* 

 Bernix, 632. 



Beyrichia/657, 631, 632, 650, 656, 658, 669, 674, 675, 

 677, 678, 679, 687. 



afflnis, 679. 



bella, 657. 



bussacensls, 679. 



carinata, 679. 



chambersi, 676, 670, 677. 



ciliata, 673. 



clarki, 669, 679. 



complicata, 679. 



devonica, 669. 



digitata, 679. 



dissecta, 679. 



erratica, 679. 



guillieri, 674. 



halli, 669, 679. 



harpa, 679. 



hastata, 676. 



hieroglyphica, 679. 



holli, 657. 



initialis, 058,654. 



kloedeni, 657, 674. 



lacunata, 679. 



lata, 657, 674. 



mamillosa, 679. 



raarchica, 679. 



nodulosa, 679. 



oculifera, 679. 



palmata, 679. 



quadrilirata, 679, 677. 



radians, 659. 



reyularis, 679. 



ribeiriana, 679. 



signata, 679. 



siliqua, 687. 



subquadrata, 669. 



trisulcata, 679. 

 Beyrichiella, 632, 631. 

 Beyrichiidas. 647, 630-632, 659, 671. 

 Beyrichiopsis, 632, 631, 659. 

 Beyrichona, 632. 

 Body whorl of Gastropoda, 815. 

 Bollia, 668, 632, 657, 667, 671, 672, 674, 678,681, 

 682. 



auricularis, 674. 



bicollina, 669. 



bilobata, 669. 



duplex, 669. 



granifera, 669. 



hiiidi, 669. 



interrupta, 669. 



lata, 657. 



obesa, 669. 



persulcata, 669, 668, 670, 679. 



pumllla, 669. 



regularis, 669, 668, 679. 



rotundata, 669. 



siMiiidroularis, 609. 



"milunata, 669. 



suba>quata, 669, 670, 682. 



syminetrica, 669, 657. 



ungula, 669, 670. 



unguloidea, 669, 679. 



uniflexa, 668, 669. 



vinel, 669, 668, 682. 

 var. mi Us, 669. 

 Border of cephalon, 697. 

 Brachiopoda, 475. 

 Bra lycinetus, 632, 631. 

 Branchiogastropoda, 817. 

 Bronteidas, 725. 

 Bronteus, 725, 726. 



hlbernicus, 726. 



