MOLL USCA—GENITA L ORGANS 



243 



same arm that is thus transfoi*med. In the Odopoda, as a rule, it is the tliird 

 on the right side, but in the Octopodan subgenus Scmurgus and in Anjonauta 



Fig. 200.— Male of Argonauta argo (after H. Miiller). (Female, Figs. 35, 30, pp. 24, 25.) A, 

 With tlie liectocotylised arm enclosed in the sac (d). B, with the arm free. «, Funnel ; b, edge of 

 the mantle fold ; c, left ej'e ; d, sac ; (/i, hectocotylised arm ; e, mouth. 



it is the third on the left. In the Decapoda the hectocotylised arm is generally 

 the fourth on the left, but in the genus EnoploteutJiis it may be the fourth on 



Fig. 201.— Heotocotylus of Phllonexis 

 (Octopus) carenae (after Leuckart). i', 



Spermatophoral pouch ; h, seminal vesicle ; 

 c, efferent duct of the same ; d, appendage 

 = remains of the penis sac; e, penis; /, 

 sucker. 



the right, or even in one and the same species of Ommasirephes, it is sometimes 

 the fourth on the left and sometimes the fourth on the right. In /^epiola and 



