i.si KI»T. I ■ ! '• » 



i . unrtiuiH il». - 1 ■ ■ |. »O, tal 



mhuå 



Krmirellulii I ' ' medio tltrinqno tumöre parvn 



In a longitu(iii -.iliil. i latitudine i ' plo major eat, in J rriplo, (Mom 



i 

 1 16 m; i.,- w; hit inthm. Il": lat apic. r. 22 u 



i »n. . 10, 248 



i raatrataa in Vnn. Nat rlist vol. 14, p. 192, tab. 7. ti-. B. 



|.l .1 UK'! .IHM I .lli .".. fig. 7. 



i.illul.i lohnlin baaalibu* marginc bi- hri-dcnticulato; Rtipra tumorem basalem 

 rohiculia el utrinqtie paullo infra incisurara apicalera 2 tumoribun minoribu* prn?dita a ; 



troquc fine Rubtruncatn 1 ■"« I denticulatifl ntroque I : » t ■ - r-« - 

 media luberculn ipiec trtincato ornata?; e latcrc visas ovataa margini biundata». 



- u; lut. u|ii<-. »in. acul. 22- 2fi u; craas. 2fl u 



In thc typical form :ilik< Bcrohiculn? and tubercles exist although nomewhal smaller, 

 mnall spinea nian oceur in « in thc shape "i more or leas conspicuoua grannles. I li<- 

 spinea in t lu- externa! anglea "l the end lobulets are in both Forms direct«d ohliquelj 

 upwnrds. In the end vicw the basal loben of ,'• are truncate, bul more acnte in «. 



i. alegaas Brbb I K i/ >' iiifiiiaiiiiin iici\. var. Tab. 3, fig. 8. 



S mieellula 1 =i fronte visa? euin /■„'. bidentnto N h;. Kin*. Alg. tab. 7. fig. I >. I b 

 (supera) eongruentes, in eentro tumöre parvo instructa»; a vertiee visa? ellipticn' ntroque 

 latere media papilla parvB, apicibua truncatis, a latere anguste elliptieo-rectangulares me- 

 ilin papilla parva, npice Bubproducto el basi truncatae. 



[<ong. 1" k. lat. 28; craas. 1 6 «. 



Waikato river (237, 238), rariasime. 



Tln- principal difference between thia varict) and E. bidentatum N.i>.. neema in the 

 Former t" be the nbaence of anj protuberanee nbovc the isthmus, whereby the Bemirell in 

 the lateral \i«'« doea nol become ovate. 



I". B. iliiitiriiiatiini (Kircbn.) Gav. N"t. Conjug. p. 335; 1.. binale Raxfs ,>' denti- 



eulatitm Kutois. Schlea, Vig. p. 159; K. nmoenura Hay Mun. I. Conjug. p. 53; I.. bin. 



.)' i:.\i.i - Brit. Desm. p. 90, tab. XIV, fig. 8 I. 



Inter Bpecimina formas typicn? alia occurrunl granulia Btipra isthmum non 1—5, sed 

 i integria et insuper granulo vel tuberculo emarginato. Tab. .".. fig. 9. 

 i I 30 ". lat 18 20 »: craas. 1 I ". 

 Taupo (154, 155); Tokano (209); Omatangi (240). 



nndr Domen r«ri< 



