DIATOMACER, 
FAMILY XI.—ANGULIFEREZ. 
35 
No. Name. Locatiry. OccuRRENCE. 
Triceratium, Ehr. 
27 Brightwelli, West ..| Estuary of Dee.......... April ’74 ...vr 
15 SAVES EAT. atdejne 016 © Connah’s Quay .......... May ’72......r 
36 striolatus, EAr. ....| Estuary of Dee.......... July ’75..:.vr 
FAMILY XII.—TERPSINOEZ. 
UNREPRESENTED. 
FAMILY XIII.—CHZ:TOCEROS. 
Cuztoceros, Ehr. 
27 armatum, West ....| Estuary of Dee.......... April ’74...vr 
15 boreale, Bail. ......{ Connah’s Quay........+- May ’72....v1r 
Arneya, West. 
27 decora, West ...... | Estuary of Dee........... April ’74...vr 
Ruizosotenia, Hhr. 
15 setigera, Bri. ......| Connah’s Quay.......... ES hl PE a ¥ 
15 styliformis, Bri..... Connah’s Quay.......... May ’72....vTr 
FAMILY XIV.—COCCONEIDEZ. 
Cocconrts, Ehr. 
LZ. pediculus, Ehr.....| Cwm Bychan deposit....|........00. ve 
2 placentula, Ehr....| Flookersbrook .......... May ‘7l....ve¢ 
19 scutellum, Er. ....| Hilbre Island ........... July ’72...vr 
25 Thwaitesii .........| Heron Bridge ........... April ’73...v1r 
FAMILY XV.—ACHNANTHEZ. 
ACHNANTHIDIUM, Kutz. 
25 coarctatum, Breb. ,.| Heron Bridge ........-..| April ’73...ve 
3 lanceolatum, Breb.,.| Queen’s Park............ May ’71....v¢ 
26 lineare, Sm.... eee COMM URAVET: . s,s. ores June ’73....v Tr 
ACHNANTHES, Bory. } 
26 CxUis; Kelz, ais uietts Ceiriog River ............| June °73.,.v1r 
21 longipes,- Ag.) Se oylakes. Jiiet oad davai. July ’77....ve 
28 subsessilis, Sm. ....| Ince Marsh ...........0.. May ’74....v 1 
FAMILY XVI.—CYMBELLEZ. 
CyMBELLA, Ag. 
8 cuspidata, Kutz....| Heron Bridge............ March ’72....r 
24 Ehrenbergii, Kufz..; Combermere............ March ’73..vr 
5 Scotica, Sm-..... sx IMBQR Gyre cies sone p's ciehrs = [oS UL, 21 oie 
vr 
