Fig. 
Fig. 
= 
6. 
ot 
PE: 
12. 
abs: 
ELEDONE. 567 
Prate I. 
Dorsal view of adult female H. cirrosa: spirit 
specimen. x 32. 
Ova of EL. corrosa; in formalin. x 3. 
Unhatched embryo of H. aldrovandi, right 
side; in formalin. x 2. 
Older unhatched embryo of L. aldrovandi, left 
side. x 4. (After Korschelt.) 
Pratr II, 
Oral view of web of adult LH. cirrosa; spirit 
specimen. x 32. 
Mouth and initial sucker of arms, showing 
internal and external lips. x 1. 
(a) Kledone from left side, during inspiration ; 
and (6) Eledone from left side, during expira- 
tion. x 3. 
E. aldrovandi, male; left half of mantle cavity. 
Young specimen. x 1. 
Funnel, showing muscles; integument cut 
along line (sk.), and funnel turned forward 
ventrally. x 4. 
. Ventral view of anterior part of mantle cavity ; 
to show the locking apparatus. x 4. 
Funnel opened to show funnel organ. x 3. 
Prats III. 
Mantle cavity from ventral side; showing 
pallial complex and vertical septum. x 2. 
Visceral mass from ventral side, kidneys 
removed and ink sac dissected away from liver, 
and turned forward. x 4. 
Postero-dorsal region of mantle, inner surface ; 
viscera removed, and the funnel depressor and 
lateral muscles partially dissected away, to 
show the cartilaginous stylets in situ. 
Diagrammatic. x $. 
