THRIXI.— THYN. 
Thrixion, Brauer <£ Beraemtcimm , ’90, 
Ius. 285 
Throana, Walker , ’58, Lep. ; List pt. 16 
p. 224 
Thrombus, Sottas, ’86, Spong. 19 
Tlirylsea, Jacoby, ’87, Ins. 170 
Thrymnes, Wcise, ’95, Ins. 224 
Thryogenes, Bedel, ’86, Ins. 171 
Thryolegus, Oberholser, ’99, Aves 71 
Thryomanes, Sclater, ’62, Aves ; [F. W.] 
Thryonomys, Fiizingcr, ’67, Mamin. ; [T.J 
Thrypticodcs, Turner, ’99, Ins. 209 
Thrypticomyia, Skuse, ’90, Ins. 277 
Thryptocerus, Kuwert, ’98, Ins. 122 
Thryptodus, Loomis , ’00, Pisces 28 
Thulea, Say, ’85, Hym. ; Boston J. Nat. 
Hist, i p. 213 
Tliumatha, Walker, ’66, Lep. ; List pt. 
35 p. 1901 
Thurania, Riibsaamen , ’99, Ins. 232 
Thuricola, Kent, ’81, Plot. 9 
Thuriocystis, Haeckel, ’97, Ech. 135 
Thurmannia, Hyatt, ’99, Moll. 59 
Thursius, Traquair, ’88, Pisces 12 
Tliwaitesia, Cambridge , ’81, Araclin. 11 
Thyastes, Gistl, ’48, Col. ; N. T. p. viii 
Thydemus, Lewis, ’94, Ins. 164 
Thyollo, Glogcr , ’42, Avos ; [F. W.] 
Tliycllodroma, Stejneger, ’88, Aves 93 
Thyeno, Simon, ’85, Arachn. 6 
T’liylacodictis, Mcrccrat, ’91, Mamin. 29 
Thylacomorphus, Filhol, ’97, Mamm. ; [T.] 
Thylacomys, Owen, ’40, Mamm. ; [Waite] 
Thylacomys, Waite, ’98, Mamm. 29 
Thvlacopardus, Owen, ’88, Mamm. ; [T.] 
Thylacophora, Ragonot, ’90, Ins. 266 
Tkylacopleura, Meyrick, ’86, Ins. 294 
Thylacoptera, Hampson, ’98, Ins. 220 
Thylacoptilia, Meyrick, ’85, Ins. 210 
Tliylacosceles, Meyrick, ’89, Ins. 277 
Tliylacosternus, Fairmaire, ’81, Ins. 85 
Tkylacynus, Temminck, ’27, Mamm. ; [T.] 
Thylakidium, Schewiakoff, ’92, Prot. 32 
Thylalcomonas, Schewiakoff, ’92, Prot. 31 
Thylecliinus, Pomel, ’83, Ech. ; [L.] 
Thymaris, Foerster , ’88, Ins. 193 
Thymipa, Moore, ’93, Ins. 233 
Thymodesmus, Cook, ’97, Myr. 16 
Tliymoites, Keyserling , ’84, Arachn. 5 
Thymosin, Topsent, ’95, Spoil g. 17 
Thyneotus, Thorell, ’89, Araclin. 17 
Thynnus, Browne, 1756, Pisces; History 
Jamaica p. 451 
THYO.— THYSANOPS. 
Thyone, Walker, ’54, Lep. ; List pt. 2 
p. 552 
Thyone, Meyrick , ’83, Ins. 215 
Thyopsis, Piersig, ’00, Acari; [Ti.] 
Tliyraiella, Holmgren, ’89, Ins. 194 
Thyralia, Walsingham, ’97, Ins. 248 
Thyrasia, Jacoby, ’84, Ins. 113 
Thyraster, Ives, ’90, Ech. 23 
Thyreion, Smith, ’91, Ins. 232 
Thyreobaeus, Simon , ’88, Arachn. 6 
Thyreoccra, Ashmead, ’87, Ins. 205 
Thyreocorus, Coda, ’71, Hym. ; [D.] 
Thyreocnemis, Costa, ’71, Hym. ; [D.] 
Thyreogonia, Reitter, ’99, Ins. 123 
Tliyreorkina, Peters, ’71, Mamm. [Z. R-] 
Thyreostlienius, Simon, ’85, Arachn. 17 
Thyretes, Walker, ’56, Lep. ; List pt. 8 
p. 75 
Tliyrgis, Walker, ’54, Lep. ; List pt. 2 
p. 316 
Thyridectis, Meyrick, ’87, Ins. 275 
Thyridiphora, Warren, ’88, Ins. 248 
Thyrillus, Uhler, ’94, Ins. 358 
Thyrina, Jordan it Culver, ’95, Pisces 26 
Tliyrinteina, Moschler, ’90, Ins. 255 
Tliyris, Hubner, ’06, Lep. ; Tentamen 
Thyris, Goode, ’81, Pisces 19 
Thyrocopa, Meyrick, ’83, Ins. 230 
Thyroderus, Sharp, ’85, Ins. 79 
Thyrogonia, Hampson, ’98, Ins. 220 
Thyrolambrus, Rathbnn, ’95, Crust. 30 
Tliyropliorella, Greeff, ’82, Moll. 87 
Thyropoous, Pocock, ’95, Arachn. 25 
Thyroproctus, Pocock, ’95, Myr. 30 
Tkyropygus, Silvestri, ’95, Myr. 27 
Thyrosternum, Agassiz, ’57, Kept. ; 
Contrib. Nat. Hist. U. States i p. 427 
Thyrosticta, Hampson, ’98, Ins. 220 
Tkyrsopala, Meyrick, ’83, Ins. 233 
Thyrsopsocus, Fnderlein, ’00, Ins. 339 
Tkyrsoscelis, Meyrick, ’89, Ins. 254 
Thyrsus, Bolivar, ’87, Ins. 322 
Thysanocephalum, Linton, ’89, Yermes 31 
Thysanodesma, Butler, ’89, Ins. 267 
Thysanodictya, Hall & Clarke, ’00, Spong. 
31 
Thysanoidma, Hampson, ’91, Ins. 251 
Thysanomyia, Brauer & Bergenstamm, 
’92, Ins. 299 
Thysanoplirys, Jordan & Evermann, ’98, 
Pisces 26 
Tliysanoplana, Plelin, ’96, Yermes 41 
Thysanopsetta, Gunther, ’80, Pisces 19 
( 375 ) 
