NEW MALLUl'llA(iA. 



21' 



sonietimes join llu- oviduct serijilly as in fig. 1(J, or two 

 or more rnav be unitt'd iit their l)a.ses as sliown in figs. 

 11 and 12. 



Figs. 10-12.— Variations in attacbuieut of egij-tntmleR to lUe oviduct iu Biiryiiuto- 

 pus tauruf. 



Nitzscli states that in tlie Isehnocera there are 

 five egg-tubes present in the females, wliile in the 

 Amblycera there are but three. He expresses a doul)t 

 thougli whether tliis second statement holds for the 

 suborder. Kudow (1870) states that in both groups five 

 are present but tiiat in tlic Amblycera {Llotheinn) 

 two remain rudimentary. Kveii this statement is not 

 entirely true, for there an- five well developed in the 

 adult Meno/iun tifttn. Sections of ;i young Mrnopon pir- 

 signatfim show four fully formed tubules and one small 

 one. Adults of t'()l/>oce/>h((hi m oshontl show three well 

 developed and one small one on cadi side. In Trinoton 

 luriiiiDii there are four in the adult. (irosse in his 

 paper on the anatomy of T('(ro/>/i(li<thiius cliilensis (lifen- 

 opon titan) ijuotes Nitzsch's statements in regard to tin- 

 number of Ciig-tubes, but adds no observations on the 

 number presmt in the form \\v describes. Nitzscli 

 figures the female organs of Mcho/hui mesoleucniu. 

 According to him there is present a short, wide vagina, 

 narrowed in from where it 2[ives off on each side an 



