AITuEA (Continued) 



Species 



Chromosome Number 



2n n Remarks 



Observer 



References 



:. ef. 



H. elcculenta 



R . graeca 



R. .japonlca 



, .japonica ox R. 

 tesporp.ria"' fr 



R. limno charles 



R. nigromaculata 



13-39m 



it 



26s 



39m(3n) 



26s 



25s 



26 s 



13*(n) 

 26m (2n) 



39m(3n) 



52m (4n) 



78m(6n) 



etc. 



Geno- and Dalcq ■ 30 , ' 32 

 androgenic 



26s 136(1,11) Sex chrom. Galgano 31a, 



unknown. 31b, '?lc, '33a, 

 '33d,' 34,' 35 



26s 13$ d) 26 V's Wickbam f l',5 

 « " « Cei '46 



Kawamura '39, 



143 



Artif. par- Kawamura '39a, 

 thenogenesis '39b, '40 



13^(1.11) 



Kobayashi'46 



Meiosis ir- Kawamura '42, 

 regular In £ , 'kjs. t 'b 



I. Allopoly- 

 ploids pro- 

 duced by re- 

 frigeration 

 of F x eggs. 



Ann. Bull. Soc. Roy. 

 Sci. Med. Nat. 

 Bruxelles; A.B. 43. 



M.Z. Italiano, kl, 

 42; A.I.A.E. 31, 

 32; M.Z. ItRliano, 

 45; A.I.A.E. 34. 



Hered. 31. 



Monit. Zool. Ital. 

 55. 



Z.M. (Jap.) 51,55. 



J.S. Hiroshima U. 

 Ser. B, 7; Z.M. 

 (Jap.) 51; J.S. 



Hiroshima U. 

 Ser. B, 8. 



Shizen-Kenkyu 

 Nov. '46. 



Jap. J. (J. 18; Z.M. 



(Jap.) 55, 55. 



13£(1.11) 



X~x£? 



n 



fti) 



In larvae 

 of artif. 

 parth. n, 

 2n,3n, 4n, 

 6n & myxo- 

 ploids 

 occur. 



Sato »33, '34 



Iriki '28, '32 



Ting »36 



Kawamura '37, 

 l 39a,b, , 40,"4l 



P. I. A. Tokyo 9; 

 Z.M. (Jap.) 46. 



Z.M. (Jap.) 40; 

 S.R. Tokyo B.D. 

 Sec. B, 1. 



Peking Nat. Hist. 

 Bull. 13. 



Nippon GakursyutsvH 

 Kyokai 12; J.S. 

 Hiroshima U. Ser. 

 3, 6,7,8; Z.M. 

 (Jap.) 53. 



-238- 



