30 
cem. Petromyzonidae. — Lampetra. 
ciaTL'È (Tp. Ota. Hxt. VI, 1907, CTp. 376), AaBaa onncame CBoen L. opistho - 
don , bt. Aiamo3b hh oahhmt, caobomt, hô ynoMHHaeTT, o tomt, npn3HaKb, 
KOTopuâ mh ceâqacT. pa3o6paAe, HMeHHo o tomt., tto y 3Toro BHAa ôokobuh 
n.TacTHBKH (a3HKa) „Ha chhhhoh noBepxHOCTH He CMHKaioTca, h Bec& 
H3HICT, He HM'ÈGTT. <|)OpMH HHAHHApHTeCKarO nOpmHfl, KaKT, y npOTBXT. BZ- 
AObt, p. Lampetra* , xoth no nepBOHaaajiLHOMy AiarH03y dto 6hjio „eAHH- 
CTBeHHoe pb3Koe OTJinqie ott» L. fluv* ; bt. toabko tto H,HTHpoBaHHOH CTaTBb 
npHBeAeHT» yApyron, coBepmeHHo hobhh AiarH03T» : „Lobi linguales mi¬ 
nores, quam L. fluviatilis sunt. Pars posterior linguae humilis est. neque ra- 
dicem carnosum subcylindricum habet. Margines posteriores laminarum 
lateralium taenia angusta punctulis nigris dispersis determinati sunt“. 
Pa3ÔepeMT. stott» Aiamo3T., npn qeMT» byACMT, hm^tb bt, BnAy, ^to oht 
cocTaBjieHT» Ha ocHOBaHm pa3CMOTp , ÉHia Bcero TpexT» (hah AByxT,?) 3K3eM- 
njiapoBT.. B'b onncaHin mh THTaeMT,, tto „nepeAHaa AonacTB (a3HKa) 3Haqn- 
TeatHO MeHBmefi BeAnqHHH“, t'Êmt, y L.fluv ., ct, MeH&meô poroBofi KopOHKoir. 
Ha pncyHKb 9 h 12, rAb r. Ppahiahobt, npeACTaBHAT, H3o6paaceme A3HTHaro 
annapaTa y L. fluviatilis (pnc. 9) h y L. opisthodon { pnc. 12), o6a yBennaeHHHe 
bt, 8 pa3T., mh bhahmt., tto y L. fluv. AJiHHa nepeAHen a3HTHOH naacTHHKH 
cocTaBAaeTT, 17 mm., a, j L. opisthodon 15 mm., t. e. bt, npnpoA’É BTopaa 
MeHBme nepBOH Ha */ 4 mm. HacKOABKO pncyHKH r. Tpahiahoba cooTBbT- 
CTByiOTT. A^HCTBHTeJIBHOCTH CyAHTB He bepyCB, HO MOry yAOCTOB^pHTB. TTO 
Bapiania bt, AAHnb nepeAHen s3hmhoh naacTHHKH y MHHorT, trkt» bcahkh, 
TTO Ha OCHOBaHin pa3HHHH BT, !/ 4 MM. HCMHCAHMO yCTaHaBJIUBaTB HOBHe 
bhabi. 
üepexoAHMT, AaAbe. „3aAHia aonacTH a3HKa no cpaBHemio ct, tzkbmh ace 
aonacTHMH npeABiAyni,aro BHAa {L.fluv.) oaenB Maan; hx-b nepeAHin ota^at,, 
Hecym,iH Ha ceôb 3y6Hyio rpebenoaKy, Taxæe BecBMa MaaT, n ropa3AO MeHbe 
3aKpyraeHT,. 3aAHia aaCTH hxt, KopoTKH. Ha tomt, Mbcrb, rAb y npeABiAy- 
m;aro BHAa HaannaeTca ynoMHHaeMHH BHme nnanHApHaecxin CTebeaB, 3Abc& 
aonacTH npaMO oôpHBaioTCa n BHH3y yace npoAoaacaioTca bt> bha^ toheoA 
aeHTH, HHabMT, He oTAnaaioni;eHca ott, TaKOBoro ace o6pa30BaHia npeAHAy- 
m;aro BHAa (X. fluv.)*. 
Hto sto 3a „TOHKaa aeHTa, bt, KOTopyio npoAoaacaroTca 3aAHia aonacTH 
a3HKa“, MHb Hen3BbcTHO. Ha3aAH 3aAHia3y6HHa naacTHHKH (aonaCTn) a3HKa 
obaeaeHH cah3hctoh oôoaotkoh, KOTopaa noKpHBaeTT, 3AbcB KaKT» caMHa 
aonacTH, TaKT, h MbcTa npnKpbnaeHia M. byomandibulari-glossus, M. ten- 
dino-glossus, a paBHO n test, M. longitudinalis linguae *)• ObpHBaiOTca an 
3aAHia 3ybHHa naacrnHKH a3HKa Ha3aAH „npaMo“ hjih ace nepexoAHTT» h a3aAH 
nocTeneHHo bt, M. tendino-glossus, npHKpbnaaK)ni;iHca y 3aAearo MeAiaaB- 
Haro Kpaa 6okobhxt, naacTHH okt» a3HKa n ynpaBAaK)m,in hxt, ABnæeHieMT,, 
3aBHCHTT> 3to otx Toro, bt, KaKOMT» nojiOffieHiH 3 ac£ h k c h p o b a a a C B 
ynoMEHyiaa MHmna h CAH3HCTaa oôoaoqKa ôokobhxt, eshmhhxt, naacTH- 
HOKT» H3HKa. HûSTOMy HeBO3M0aCHO HaHTH AByXT, 3K3eMnAHpOBT, pbTHHXT, 
MHHOTT,, y KOTOpHXT, 3aAHie Kpafl 3aAHHXT» E3HHHHXT, HAaCTHHOKT, H Mb A H 6h 
OADHaKOByiO $OpMy, H SL yBbpeHT,, qTO y BCbx'B TpexT, 3K3eMnASpOBT,-THnOB'B 
1) Fürbringer, 1. c., p. 53, 55, Taf. II, Fig. 22; Taf. III, Fig. 23, 30. 
