GENERAL LIST OF ILLUSTRATIONS. 
PAGE 
Plate I. — Fig, 1. Stomohrachium octocostatum (Forbes), . 42 
a, <x, a, Interstitial Canal System. 
Fig. 2. AcanthohracMa inconspicua (new gen. and sp.), 
T. S. W., 44 
Fig. 3. A short tentacle attached along the circular canal, 44 
Fig. 4. Extremity of tentacle of Acanthobrachia, with 
palpocils in various states of extension, . 44 
,, Fig. 5. Atractylis hitentaculata (new sp,), T. S. W., 45 
Fig. 6. Atractylis quadritentaculata (new sp.), T. S. W., 45 
Plate II. — Fig. 1. Boderia Turneri ; a, ovum, . . . 153 
Fig. 2. Large specimen of B. Turneri, with two groups 
of ova. Probably consisting of two animals 
in conjugation, . , . .154 
Fig. 3. B. Turneri, having raptured its test and spread 
itself into a ragged mass previous to depositing 
the naviculoid bodies, . . . 157 
,, Fig. 4. Group of naviculoid bodies, . . . 157 
,, Figs. 5 and 6. Naviculoid body previous to and after 
the discharge of the amoeba, . . . 157 
,, Fig. 7. Amoeboid germ of B. Turneri, . . 157 
Plate III. — Stylonurus armatus, ..... 230 
Woodcut,— Fig. 1. Bronze Implement found at Kinleith, Mid- 
Lothian, . . . . .95 
,, Fig. 2. Bronze Razor (as supposed) from Museum of 
Royal Irish Academy, Dublin, . . 96 
,, Fig. 3. Bronze Implement from Kinleith ; showing how 
it may have been held for use, . . 97 
Fig. 4. Bronze Implement, found in the Remains of a 
Lacustrine Habitation at Steinberg near Nidau, 
Switerland, . . . . .98 
