PALOZOIC. CONC@HTE ERA. CAMBRIAN AND SILURIAN. 
CAMBRIAN. LOWER SIL. UPPER SILURIAN. 
—— —_ eo > 
=| S/s/Blelslelelels| 
= sh AlZIP/Elsigls E\6/2 
3 a] Sielrls SiAlsiz 
be Alalels|-ls/SlEIS eZ IF /El EIS Ia = 
SPECIES. slflale| ISlolSlSlAlSiI4IAlslalel REFERENCES. 
H/o \4/S|o1S (2 ISIS IS Efe Slalc le 
ela|MlElSlslslel-lslelelelalsi aie 
B/S) S(SIS(SIS/ Stall iS |Sslalaisls 
MISIAIBISIR SAP IF IE IE Alea ip lala 
CARDIAD®. 
| Pleurorhynchus.. Phillips, 1836.. 
Conocardium ,., Bronn, 1835 ... 
Iunulacardium Miinst. 1840 ... eLisetohannye (INTEGROPALLIALIA). 
— equicostatus ... Phill. ............ eo9|\b00) cod! las oc ces|laod} nad foe seefees| oe [eee]-e-]eee{eee]---| Mem. Geol. Surv. vol. ii, pt.1, p. 359, t.16, £.1, 253 ib. 
Siluria, 4 ed. p. 228, Foss. 60, f.1. 
— ealeis ............ Baily Bol focdd Issa bod Bee "a foec| eae jee seelece]eve{ece[ees[eee]eeeleee| Geol. Surv. Irel. Expl. sheet 145, p.1¥, f. 2a, b. 
== Gain pasenceqot 245) saeoaaaboseod 104 ead Iaoal bod Fecal eed |°3.|leod Lad lod Issel baal loge Q. J. Geol. Soc. vol. vii, t. 8, £.6; ib. Siluria, p. 196, Foss. 
30s keaomibe 3 Ose ter 7s 
= PTISuISeecteoss rs! OLN laces sccreat Fa0| (605) aca fice no fee | ees ee= [ik |[ers|es=| ess [are] aac] ers|norl sas| MOTE OL Rossy rele) parryi jita hsntsede 
Psammobia ......... Lam. 1818 ...... 28) Seal eal eee (sec pact Paditeed) bee cee[ece[ass|ece|eos|eec}eo-|---| Yede Orthonota. 
TRIGONIADE. 
AS N di 
Pseuda-axinus ... Salte7, 1864 ... Laan ts 
— trigonus ......... TEAM cotheproree bo hice [eee leat (oes sel (ED bee sec sesles[ec[ee{eeefeeefaeefeee] Q- J. Geol. Soc. vol. xx, p. 299, t.15, f. 6. (Budleigh peb- 
bles, derived.) 
— SECUTISOFMIS ....c0scccccernessseness wealBecliews| cee | nes 65H lenollood ede ves|eesfece[ecefeesfeeefeae]eee] ede Anodontopsis. 
CYPRINIDE. 
Redonia ............ Rouault, 1851... 
Cucullella ...... M ‘Coy, 1851... 
SIPHONIDA (INTEGROPALLIALIA). 
Pleurophorus ... King, 1848...... - 
— anglica ......... Sali i sc.sctesnee aa lBeell ent] eens | loka ose seni es bese seclese{eee[ecs]ecsfoesfeee[eee| Cuscudlella, Siluria, 2ed. p. 50, Foss. 8, f.2. Redonia, Mem. 
Geol. Surv. vol. iii, p. 345, t.11 B, f.15; ib. Baily, Char. 
Foss, t. 8, f. 8. 
ANATINIDE. 
Ribieria, .....0...... Sharpe, 1853... SIPHONIDA (SINUPALLIALIA). 
— complanata...... SGlismacssse:2cee> wal eealten| a | oe; lew] kestene| eee seslecsfece[eee]eee[eee[aee]-.| Redonda, Siluria, 2 ed. Foss. 8, f. 3, p. 50. Ribieria, Mem. 
Geol. Surv. vol. iii, p. 346, t.11 B, f.16; ib. Baily, Char. 
Meera Foss. t. 8, f. 9. 
Sanguinolites ...... M<Coy, 1844... g 
Sanguinolaria, Sp. 
Cypricardites... Conrad, 1841...|...)...|...|... Bad (Pon ae ees oe Bac Idea see) oa hee od lone lane 
Allorisma ...... King, 1844...... Saale vecl[ eee ses Bea eal lac LS Relea lace| ined linealispal teas leet 
— anguliferus...... DECOY) x scase0s- 2c8tlso3) soul [bed foc coi locdl bca| boa BAN |co9] aod) aed taal sod lbac jooo 4 
— decipiens......... ME COY so ctcaeens Fe |oealieea let [eee a6] enol kod Bee poalvea|Reclese |eealead leslie Kide Ozehonota- 
— inornatus ...... Phill. ..... eoorere bea/asalest [eee] ave Seal seed teed be nel ecal| Call nes eeslone lleeellieee 
— obovata ......... Mist... ..000 Bea ale lees Pee Pes Peelers bec 546 leaal fod) [ocd loca land) fasd| laos | 
SIPHONIDA (SINUPALLIALIA). 
Bed [seal oa4\ neal ocd taal eel laed .| x |...[...| Doubtful species. 
tose bios) rec} | losel lee [anal lanl [ad] bseidl Papel land) anol ase Q. J. Geol. Soc. vol. xx, p. 301, t.16, f.11. (Budleigh peb- 
bles, derived.) 
M ‘Coy, 1855... 
Conrad, 1838... 
ecobens6>| Ged lose] loca) aed [see loa foo sed Spe) feo loon! lo54| [ded Iooal lado) [od face Vide Orthonota. 
Vanuremia ........ Billings, 1857.. 
Palearca ? 
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