ON SOME QUEENSLAND TREMATODES. 
397 
EXPLANATION OF J^LATES 22—27, 
Illustrating Mr. 8. J. Jolinston^s ])aper “On sonic Queensland 
Trematodes, with Anatomical Observations and Descri])- 
tions of New, Species and (lencra.^^ 
[The drawings, which were done by Mr. F. W. Atkins, of the Technical 
College, Sydney, were all made with the help of the camera lucida. 
The micro- photographs are from “ nntonched-np negatives of sections 
and whole mounts.] 
Reference Letters. 
c. g. Cerebral ganglion, c. h. Cirrus sac. Ej. d. Ejaculatory duct. 
E. Excretory vessel. Ex. ii. Excretory pore. Ex. v. Excretory vesicle. 
F. c. Flame-cell. G. p. Genital pore. G. s. Genital sinus, int. Intes- 
tinal limbs. L. c. Laurer’s canal. L. t. Lateral nerve-trunk. M. o. 
Mouth -opening. N. Nervous system. (Es. (Esophagus. 0. s. Oral 
sucker. 0. Ovary. 0. d. Oviduct. P. Penis. Fh. Pharynx. Ff. 
Prostate. R. s. Receptaculum seminis. S. g. Shell-gland.” Te. Testis. 
Ut. Uterus. Vag. Vagina. V. d. Vas deferens. V. s. Yesicula senii- 
nalis. V. Sk. Ventral sucker. Y. d. Yolk-duct. Y. g. Yolk-gland. 
Y. r. Yolk-reservoir. 
Rhahdiopoeus taylori, tigs. 1-4. 
Fig. 1. — Drawn from a cleared and transparent ol>ject mounted with 
the dorsal side uppermost, x 8. 
Fig. 2. — Posterior end, showing the multiple proboscis retracted into 
its complex sheath, x 21. 
Fig. 2a. — Egg from the proximal part of tlie uterus. X 550. 
Fig. 2b. — Egg from the distal part of the uterus. X 550. 
Fig. 3. — Transverse section through one of the proboscides about its 
middle. x 110. C. c. Central cavity, c. m. Circular uiuscle-fil>res. 
G. c. Gland-cell. L. m. Longitudinal muscle-fibres. R. Bundles of 
iliabdites. 
Fig. 4. — Transverse section through proboscis near its tip. X 230. 
R. = single rhal>dites. 
