2 
INDEX TO NEW GENERA AND SUBGENERA. 
Amorphocystis, Jaekel , Echin. 129 
Amphikonora, Suter , Moll. 56 
Amphirissoa, Dautzenberg and 
Fischer y Moll. 63 
Amphoracystis, Haeckel, Echin. 129 
Amphorsea, Haeckel , Echin. 129 
Ampullospira, Harris , Moll. 66 
Amussiopecten, Sacco, Moll. 75 
Amygdalopteryx, Warren, Ins. 223 
Anadasmus, Walsingham, Ins. 248 
Anadischidus, Kolbe, Ins. 130 
Anagabus, Jakowlew , Ins. 99 
Anamixis, Stebbing , Crust. 30 
Anarmostodera, Fairmaire, Ins. 130 
Anastylops, Ameghino, Mamm. 33 
Anatragus, Kolbe , Ins. 150 
Ancistris, Habille, Ins. 216 
Andaniotes, Stebbing , Crust. 30 
Anderis, Davis, Ins. 177 
Andraphisia, Kirby , Ins. 204 
Aneurocoris, Montandon, Ins. 272 
Anidiops, Pocock , Arachn. 19 
Auisographe, Warren, Ins. 223 
Anisomerus, Schwarz , Ins. 124 
Anodontophora, Cossmann, Moll. 73 
Anomalornis, Hutton, Aves 30 
Anomocystis, Haeckel, Echin. 129 
Anomolyna, Fairmaire , Ins. 115 
Anoplectus, Raff ray, Ins. 101 
Anoploscelus, Pocock, Arachn. 20 
Anthocystis, Haeckel, Echin. 130 
Antimerina, Alluaud, Ins. 93 
Antiptilotis, Meyrick , Ins. 242 
Anuromeles, Heller, Mamm. 35 
Aorocrinus, Wachsmuth and Sprin- 
ger, Echin. 102 
Apagis, Sars, Crust. 32 
Apatocarabus, Semenow, Ins. 93 
Apericallia, Leech, Ins. 223 
Aperopristis, Peracca , Kept. 18 
Aphelogaster, Kolbe, Ins. 150 
Aphlebidea, Brancsik, Ins. 292 
Aphorisma, Hampson, Ins. 216 
Apinops, Coquillett , Ins. 262 
Apiostoma, Nikolsky, Pisces 26 
Aplogompha, Warren, Ins. 223 
Aploschema, Warren , Ins. 204 
Apobatrisus, Raff ray, Ins. 101 
Apoderiger, Wasmann, Ins. 101 
Aporatea, Simon, Arachn. 23 
Apostates, Warren, Ins. 224 
Apota, Scudder, Ins. 296 
Aproserema, Dwrrant, Ins. 248 
Aptinocoris, Montandon, Ins. 272 
Arachnocaulus, Fairmaire, Ins. 149 
Araclinomimus, Saussure, Ins. 294 
Archseocarabus, Semenow, Ins. 93 
Archooocystis, Haeckel, Echin. 130 
Archseodiadema, Gregory , Echin. 64 
Archaeohyrax, Ameghino, Mamm. 33 
Archseolophus, Ameghino, Mamm. 
33 
Archacophylus, Ameghino, Mamm. 
33 
Archeoopithccus, Ameghino, Mamm. 
23 
Archenomus, Howard, Ins. 183 
Archinacella, Ulrich and Scofield, 
Moll. 71 
Arctogalidea, Hermann, Mamm. 25 
Arctoscelia, Warren, Ins. 224 
Argistes, Simon, Arachn. 27 
Argriognatha, Cambridge, Arachn. 
24 
Argyractis, Hampson, Ins. 242 
Argyrohyrax, Ameghino, Mamm. 33 
Argyrtes, Pictet and Saussure, Ins. 
296 
Arignota, Turner, Ins. 248 
Arigomphus, Needham , Ins. 287 
Aristerella, Ulrich, Moll. 73 
Ariston, Cambridge, Arachn. 42 
Armitermes, Wasmann, Ins. 285 
Arsapnia, Banks, Ins. 287 
Artemiopsis, Sars, Crust. 31 
Articerononuis, Raff ray, Ins. 101 
Articulosa, Wachsmuth and Springer, 
Echin. 103 
Asadipus, Simon, Arachn. 27 
Asclepiadiphila, Ashmead, Ins. 185 
Ascodipteron, Adensamer, Ins. 266 
Ascuris, Simon, Arachn. 41 
Ascydmus, Casey, Ins. 105 
Asemoplus, Scudder, Ins. 298 
Ashmediella, Cockerell, Ins. 164 
Asolenidium, Breddin, Ins. 268 
Aspilatopsis, Warren, Ins. 224 
Aspilonaxa, Warren, Ins. 224 
Assiminopsis, Locard, Moll. 63 
Asterocystis, Haeckel, Echin. 130 
Asteromys, Ameghino, Mamm. 30 
Asthenoctenus, Simon , Arachn. 30 
Asticostena, Fairmaire, Ins. 134 
Astiericeras, Parona and Bonarelli, 
Moll. 49 
Astrocystites, Whiteaves, Echin. 130 
Astrogonium, Franck, Prot. 20 
Astromimus, Lendenfeld, Spong. 14 
Astycophilus, Faust, Ins. 139 
Astycophobus, Faust, Ins. 139 
Asyinoplectus, Raffray, Ins. 101 
Atarnes, Godman and Salvin, Ins. 
199 
Ataulfo, Cambridge, Arachn. 39 
Athanopsis, Couti&e, Crust. 21 
Atopocera, Walsingham, Ins. 248 
