INDEX. 



189 



PAGE. 



Heptranchias, 24, 26 



plectrodon, 25 



primigenius, 24, 25 



Heterodontidas, 27 



Heterodontus, 27 



Hexanchidae 23 



Hexanchus, 24 



Histiophorus, 177 



americanus, 177 



antiqutis, 177 



homalorhamphus, .... 178 



parvulus, 1S0 



Holeodon, 157 



Holccephali, 22, 10S 



Hclorhinus, 84 



Hornerstown, formations near, ... 17 



Hornerstown marl, 12 



Hybodus 2S 



I. 



Ichthyodectidse, 



Ichthyodorulites, 



Jchthyotomi, 



Ictatus, 



Introduction, . . 

 Ischyodus, 



divaricatus, 



eoccsnus, 



fecundus, 



gaskillii, 1 : 



incrassatus, 



laterigerus, 



longirostris, 1 : 



miersii, 



mir Ulcus, 1 



monol&phus, 1: 



smockii, 



solidnlus, 1: 



sienobryus, 



tripariitus. 



Ischyrhiza, 



mira, 



Ischyrocephalus, 



gracilis, 



Isodus, 



sulcatus, 



Isospondyli, 



Isospondylous fishes 



Isolaenia, 



neocsesariensis, 



Istiophoridse, 



Istiophorus, 



antiquus, 1; 



gladifer, 



homalorhamphus, 



parvulus, 



Isuropsis, 



Isurus, 31, 32, 



acuminatus, 38, 



desorii, 32, 35, 



154 

 141 

 23 

 84 

 5 

 no 

 124 

 116 

 119 

 123 

 118 

 113 

 Hi 

 123 

 121 

 123 

 US 

 127 

 in 

 112 

 167 

 167 

 157 

 157 

 157 

 157 

 151 

 151 

 135 

 I3S 

 180 

 177 

 178 

 177 

 178 

 180 

 31 



'; 74 



I, 47 

 !, 47 



PAGE. 



desorii, 42 



hastalis 35 



oxyrinchus, 35 



oxyrinchus, 32, 35 



sillimanii, 40 



J. 



Jerico, formations near, 



Kirkwood formation, 



Kummel, H. B., report by, 



L. 



Labridae, 



Labroid fishes, 



Lamia, 



Lamna 



Lamna 



acuminata, 



cuspidata, 32. 



denticulata, 



elegans, 32,43 



lanceolata, 



mantelli 



183 



183 



42 



42, 74 

 52 

 38 



43, So 

 43 



48, 52 

 57,58 

 38 

 Si 

 57 

 31 

 52 

 31 



mudgei, 



obliqua, 



oxyrhina, 



texana, 



Lamnidae 



Lampreys, 22 



Lancelets, 22 



Lepidostei, 145, 148 



Lepidosteus, 



Lepisosteidaa, 



I/episosteus, 149 



ferox, 



gavial, 150 



knieskerni, 150 



platostomus, 150 



150 



So, 151 

 150 



Leptocardii, 

 Leptomylus, 



cooki, 



cookii, 



densus, 1 



f orfex, 1 



Long Branch, formations near, . . . 

 Lysopteri, 



M. 



Macaria, 



Machara, 



Mackerel sharks, 



Magothy formation, . . . 



Makaira, 



Manasquan marl, 



Marshalltown formation, 



Masticura, 



Merchantville formation, 



136 



,137 



137 



37, 138 



12, 139 



145 



177 



177 



31 



8 



177 



13 



9 



