10 
(iLAUEKT (It all'. 
Gryphaea vesicuiaris Lamk 
'i'lie svi-ic's fi'om Koiiiid ilill (‘ontaliis Iwo move or less impevfeet 
wvY ,iiioI)ose, fiiivieiijate shells -witli the hm’ev umbo truncated, these 
shells av(' conshlevahly lar^’er tliaii tlu' specimens of the Ginoiu 
PycnodoitUi f/uif/iiicnsi.s of Ethevid^'e in tlu* IMuseum collection and 
closely reseml)le English s])cimens t)f Gnjitharn rc.s'hodnr/.s-. 
Camptonectes ellipticus Kth til. 
('amptniivvtvs rlUpl iriis . Eth. fil . (1010), p. 1!), jil. I, tigs. 
This shell is very abundant l>ut on account of its very dc'licab* 
nature is very diffi<-nlt to remove intact. 
Pecten spp. 
Several fragnumtary Pectens, (jiiite distinct from tlu' preceding, 
were olitained, ;it least two s])ecios semn to be vepr('sent('d. 
Inoceramus sp. 
The characteristic tal)ular fragments of Itioccrawn.^ shells are 
common in the zone. 
Mytiius piriformis Ivth hi. 
MytUus piriformis. Eth. fil . ObK-J), p. 21, pi. II, figs. 22, 2.1. 
Small intact valves of this sjiecies are not rare, eight are in 
tlie collection. 
Calantica (Scillaelepas) ging'nensis (Eth hi). 
rollicipcs (?) yitif/incnsis . Eth. fil. (1011), ]». 11, pi. Ill, figs. 4, 
('aldiitica (ScilhirJcjxis) yiitf/iiicnsis Withers (1913). p. 04, j)l. 1. 
Three valves, ])resumably belonging to this sjiecies, -were oi)- 
tained at Round Ilill, together witli two others which seem to nm 
to belong to a different genus, they have l)een sent to Mr. T. il. 
Withc'rs of the Britisli IMnseuni for examination. 
Printed for the Royal Society of Western Australia by R. S 
Sam.nson, 971-973 Hay Street, Perth. 
