70 
K. L. Prexdergast. 
Pl.ATK \'. 
Pif^s. 1:J. Stroplialosia sp. cf. Strophalosia 'beeclieri (liowU-v). I'.W.A., 
1^04-Ii). (x n). 
1. Hvaeliial valve. 
2. Pedicle valve. 
3. Lateral view. 
4. Strophalosia clarkei ( Pthei idge). Interior of hracliial valve. Aiis. 
Mils. F. 3(i23o. (x 
Figs. 0-12. Strophalosia etheridgei n. sp. 
5 . Brachial valve in limestone. X^.W.A., 20247(a). (x H). 
6. Pedicle valve (x ]}■). Syntyjie- G.SAV.A. 1/5242 (a). 
7. Interior of ])edicle valve (x 1’,). Svntvpe. G.S.W.A. 
1/5242 (a). 
S. Lateral view (x 1,'). Syiityjie. G.S.W.A. 1/5242 (a). 
0. Brachial valve (x I/.)- Hyntype. O.SAV.A. 1/5242 (a). 
10. Interior of brachial vah'e (x 1\). Rvntvpe. G.SAV.A. 
1/5242 (a). 
11. Hiacliial vahe in limestone (x H). IWV.A., 20247 (c). 
12. Pedicle valve (x ii). F.W.A., 20257. 
Fig. i;}. Strophalosia gerardi King. llolotype. Fniv. (V»ll. (Jalway, I.K.S. 
A^o, F.r.D. 207. Brachial valve and hinge-line, (x rs)- 
Figs. 14-15. Strophalosia sp. cf. Strophalosia gerardi King, (x q)* F.W.A. 
12399. 
14. Pedicle valve. 
15. Hinge-line of pedicle valve. 
Figs. 10-17. Strophalosia gerardi King. Holotyjie. (x ii). 
10. Lateral view. 
17. Pedicle valve. 
Figs. lS-20. 
Strophalosia Jukesi Fth. fil. 
LS. 
Fxterual cast 
of brachial valve. {:> 
^ a 
19. 
Internal cast 
of brachial valve, (x 
a. 
20. 
Internal cast 
of pedicle valve, (x 
a. 
U.W.A., 20200. 
F.'W.A. 20204. 
F.W.A. 20204. 
