ISOMET.— ISSID. 
ISSIN.-IXOCH. 
Isometroides, Keyserling , ’85, Araclin. 24 
Jsomma, /Setys, ’92, Ins. 323 
Isomonia, Dautzenberq & Fisclicr, ’97, 
Moll. 75 
Isonomeutis, Meyriclc, ’88, Ins. 272 
Isonotn, Fairmaire , ’87, Tns. 189 
Isopedus, Stein, Col.; [Bergrotli] 
Isopentlies, Osten-Saclcen, ’80, Ins. 305 
Isoplisenus, Waterhouse, ’89, Ins. 12C 
Isophellia, Carlgren, ’00, Ccel. 18 
Isopholis, Von Zittcl, ’87, Pisces ; [S. W.] 
lsoplastus, Born, ’80, Ins. 36 
lsoplastus, Shuse, ’89, Ins. 281 
Isoplatys, Montandon, ’92, Ins. 301 
Isoplectron, Button , ’97, Ins. 297 
Isoplenia, Warren, ’97, Ins. 282 
Isopneustes, Pomel, Ecb.; [L.] 
Tsoporostreptus, Silvestri, ’98, Myr. 14 
Tsops, Sottas, ’80, Spoil g. 15 
Isopsetta, Loclcington, ’83, Pisces 31 
Tsopterus, Faust, ’95, Ins. 191 
Isoptychus, Pom, el, ’53, Mamin. ; Cat. 
meth. Vert. foss. p. 9 
Tsopus, Faust, ’98, Ins. 153 
Isorlmmphus, Faust, ’99, Ins. 145 
Tsorropopon, Sturany, ’96, Moll. 57 
Tsorropus, Butler, ’80, Ins. 148 
Isosauris, Warren, ’94, Ins. 811 
Isoseolis, Gunther, ’58, Oph. ; [B.] 
I sosoinocliaris, Ashmead, ’94, I ns. 239 
lsosomodes, Ashmead, ’94, Ins. 239 
Isosomorpba, Ashmead, ’94, Ins. 239 
Isospora, Schneider, ’81, Prot. 35 
Tsosticta, Selys, ’85, Ins. 257 
Isostoma, KoJcen, ’98, Moll. 71 
Tsotealia, Carlgren, ’99, Cool. 18 
Isotcmnus, Ameghino, ’97, Mamin. 33 
Isothauma, Warren, ’99, Ins. 224 
Isotliea, Scudder ,.’94, Ins. 98 
Isotima, Foerster, ’88, Tns. 195 
Isotocerus, Faust, ’98, Ins. 153 
Isotraclielus, Faust, ’96, Ins. 160 
Isotrias, Meyriclc, ’95, Ins. 326 
Isotrium, Fairmaire, ’96, Ins. 170 
Isoura, Bampson, ’94, Ins. 293 
Isoxya, Simon, ’85, Araclin. 22 
Ispaterus, Fairmaire, ’92, Ins. 163 
Isporisa, Stal, ’66, Hem. ; [Kirkaldy] 
Issa, Bergli, ’80, Moll. 69 
Issacaris, Fairmaire, ’89, Ins. 119 
Isseliella, Weinltaujf, ’81, Moll. 46 
Tsselosanrus. Filhol, ’88, Rept. 18 
Issidins, Puton, ’98, Ins. 265 
Tssina, Joussea.umc, ’98, Moll. 76 
Istalarius, Jordan & Snyder, ’90, Piscos 
24 
Istrisia, Lewis, ’95, Ins. 175 
Isurgns, Foerster, ’88, Ins. 193 
Isurichtliys, Smith Woodward, 1901, 
Pisces [S. W.] 
Iswaroides, Ashmead, ’99, Ins. 173 
Itagonia, Reilter, ’87, Ins. 140 
Itambe, Bagonot, ’91, Ins. 248 
Itame, Buhner, ’25, Lep. ; [Moore] 
Ttamoplox, Foerster, ’88, Ins. 195 
ltamus, Foerster , ’88, Ins. 195 
Itata, Peclcham, ’95, Araclin. 30 
Ites, Waterhouse, ’80, Ins. 88 
Ithaca, Ottiff, ’87, Ins. 150 
Itliagenes, Foerster, ’88, Ins. 194 
Ithomisa, Obertliiir, ’81, Ins. 187 
Itlione, Newman, ’37, Neur. ; Entomo- 
logical Mag. v p. 180 
Itliutomus, Butler , ’83, Ins. 230 
lthjmmma, Bertlcau, ’83, Araclin. 15 
Ithytolus, Bates, ’84, Ins. 28 
Itodaciius, Sharp, ’85, Ins. 91 
Iton, Nictvitte, ’95, Ins. 285 
Itoplectis, Foerster, ’88. Ins. 194 
Itrium, v. Beyden, ’26, ’Acari ; Olcen’s 
Isis p. 620 
I tuna, Walker, ’54, Lop. ; List pt. 2 p. 
p. 480 
Itunella, Brady, ’96 Crust. 35 
Ityca, Walker, ’66, Lep.; List pt. 35 
p. 1889 
Itycorsia, Konow, ’97, Ins. 187 
Ityocephala, Redtenbacher, ’92, Ins. 
329 
I tyogonimus, Luhe, ’99, Vermes 41 
Ityphilus, Cook, ’99, Myr. 8 
Itys, Cambridge, ’95, Arachn. 42 
Itys, Nic€ville, ’95, Ins. 285 
lulopsis, Bovallius, ’87, Crust. 22 
lulotrichia, Warren, ’94, Ins. 311 
Ivalia, Jacoby, ’87, Ins. 170 
Ivania, Jjewis, ’95, Ins. 176 
Ivcnsia, Bolivar, ’90, Ins. 316 
Ixala, Bulst, ’96, Ins. 256 
Ixalactis, Baddon, ’98, Cool. 30 
Ixalus, Gistl, ’48, Col. ; N. T. p. x 
Ixocherus, Bonaparte, ’54, Aves ; [E. W.] 
( 185 ) 
