288 — 
CFtaro Mopa (bb ^hhjuih.iuh flo 63° c. ranpoTu), Taira bb 6acceii- 
HaxT> btepnaro h KacniucKaro Mopen. ^e-$ 0,111 mm Haxo.a;0jiB ee 
bo MHOJKecTB'fc bb He6o.iBmo0 pbuKb bb oiepecTHOCTHXB BaryMa. 
IlajiJiacT., II^epre-iLMT,, 9iixBajiB;i;B, EepHah, KeccjiepB, Ka- 
BajiL, MajiBMrpenT,, CatfaHlieBB. 
JIpuMmanie. MbbIjctho, uto MHHom noflJiejKaTB HbKOioparo 
po.ua npeBpaipeHiio h bb mojio/i,omb B03pacrfc npe^CTaBjiaioTB 3na- 
HHTejiLHHa oco6eHHOCTH. Bb npejKHee BpeMa, Kor.ua He 3na.i0 em,e 
o npeBpamemn mhhobb, npHHHMajH mojioji,lixb mbhotb, xaKB CKa- 
3aTB JTH0HHOKB MBHOrB, 3 a coBepnieHHO ot^Libhbixb pm6oira, 
jj.aaje cocTaBjiajra H3B hhxb oco6lih po,a,B Ammocoetes. Cji'fc.nyeTB 
SaM^THTB, KpOM'fe TOrO, UTO JIH0HHK0 pa3JI00HBIXB BH^OBB M0HOTB 
Hpe3BHHaHH0 CXO^HBI Me^y C 060 I 0 , Tpy^HO pa3JIHHHMBI, a HOTOMy 
h noo3aHifl 300JioroBB Ha cueiB pacnpocTpaHema pa3HBiXB bh- 
flOBB M0HOTB, OCHOBaHHBIfl Ha HaXOJKfleHm .I0H0HOKB 0XB, BO . 
MHornxB cayqaaxB OKa3HBaiOTCH HeB'fepHBiMH. 
SUBCLASSIS Y. LEPTOCARDII. 
Ortlo IX. Cirrostomi. 
Fam, XXXIX. Amphioxini. 
Genus 103. Branchiostoma Costa. 
Spec. 279. Branchiostoma lanceolatum Pall. Gunther, 
Catalogue. VIII. 513. 
Limax lanceolatus Pallas. — Branchiostoma lubricum Costa.— 
Amphioxus lanceolatus yarrell. 
Pacnpocmjpaneuie. IlMteB orpoMHoe pacnpocTpaneuie, Bcxph- 
uaeTca homth bo bc^xb OKeanaxB h MopaxB jaapnaro 0 yMhpeH- 
naro noacoBB o6ohxb nojiymapm. Bb npeji.b.iaxB Hameii o&iacTH 
Hafi^eHB, rr. /l,aHHJieBCKHMB h KoBa.ieBCKHMB, bb EepuoMB Mop r b. 
