PALAOZOIC. BRACHIOPO D p\e CAMBRIAN AND SILURIAN. 
\ 
CAMBRIAN. LOWER SIL. UPPER SILURIAN. | 
——————— | 
3 
| Aymestry Lmst 
| Upper Ludlow 
SPECIES. REFERENCES. 
St. David’s. 
Meneevian. 
Lingula Flags. 
Tremadoc. 
Arenig. 
Llandeilo. 
Caradoc or Bala. 
| Low. Llandovery. 
| Up. Llandovery. 
Woolhope List. 
| Wenlock Shale 
| Wenlock Lmst 
Har. 
| Tilest. & Passag 
| Lower Ludlow 
| Pass up. 
| Spirifera (continued). 
«|x| &] x] a] a] x«|..-|-..| Delthyris, Vet. Akad. Handl. 1827, p. 120, t. 3, £. 3; ib. His. 
Leth. Suec. p. 73, t.21, f.3. Spirifer octoplicatus, Sow. 
Sil. Syst. t.12, f. 7 (mon M.C. t. 562). Sp. ptychoides, 
Sow. Sil. Syst. t.3, f.13. Sp.elevatus, Salt. Siluria, 4 ed. 
t. 21, f. 5,6. Sp. subspuria, M‘Coy, Brit. Pal. Foss. 
p.195. Sp.elevata, Dav. Mono. Brit. Sil. Brach. Pal. Soc. 
p. 95, t.10, f. 7-11. Sp. octoplicata, Day. Q. J. Geol. 
Soc. vol. xxvi, p. 79, t. 4, f. 23. 
x || «|| &]-f.-.]...]...] Anomites, Nova Acta Regie Soc. Sci. vol. viii, p. 64, No. 3, 
1821. Cyrtia, His. Leth. Suec. p. 73, t.21, f.2. Cyrtia, 
Dalm. Kongl. Vet. Akad, Handl. p.118, t.3, f.1. C. 
trapezoidalis, His. Bidrag. Sver. Geogn. Anteckn. vol. iv, 
p. 220, t. 4, f£.13; ib. Dalm. loc. cit. p.119, t. 3, £. 2. 
Spirifer trapezoidalis, Sow. Sil. Syst. t. 5, f.14; ib. Barr. 
Naturwiss. Abhandl. vol. ii, t. 16, f.1. Spirifera (Cyrtia) 
trapezo,. M‘Coy, Brit. Pal. Foss. p. 196; ib. Salt. Siluria, 
aed. t, 21, £.3)3 aby 4jed. t..95 £124, 235) f35 oSp: 
exporrecta, Day. Mono. Brit. Sil. Brach. Pal. Soc. p. 99, 
t.9, f.13-24; ib. Trans. Geol. Soc. Glasgow, Up. Sil. 
Brach, Pent. Hills, p. 9, t.1, f. 6-8, 
— insularis ......... PRCA: | aesecseee|ieas badlladcllasel Iaaa a ltl Ne seo\locdl [oe ses[eeeees[ese[...| ede Orthis insularis. 
— elevata ......... DIGI ewe caecees aac teal eed leer loon woa|isws| (ead 
— exporrecta ...... Widhilawsvecteuree: to lac||eal aod fase Bedlfoocl face 
— lenticularis...... Von Buch ......|++ Peale ede eo 54) (esol cel rc as leas|eae w[eee[ee-[..-[...] Vide Orthis lenticularis, 
— octoplicata...... WSOWet Prssivenccots| (os eal loa lace abs cod|locel kod lau ser[ees|see[ees[oee[eee|eee|es.| ede Sp. elevata. 
—=OUGIUS .cccaseceees TEA ELT wer reennae 050 Ben) taeal {abd Mae se4| ood tae! (aon secfecsleeafecslecsdeas{ee|--.| ede Stricklandinia lirata. 
Vide Meristella crassa. 
Vide Nucleospira pisum, 
— plicata w....... ISDE S.fooosasocn Sco] nselfeo3!|poo| lace Bap|focel fase eee Sod laoo|lopel lees wafeefes{...{ “ede Orthis calligramma, var. plicata. 
Anomia, Syst. Nature, 12 ed. p.1154. Delthyris cyrtena, 
Dalm. Kong]. Veten. Handl. 1827, p. 120, t. 3, f. 3; ib. 
His. Leth. Suec. p. 73, t. 21, f.4. Sp. interlineatus, Sow. 
Sil. Syst. t.12, f.6. Sp. eyrtina, M‘Coy, Brit. Pal. Foss. 
p- 193; ib. Schmidt, Silurische Form. von Ehstland, 
Archiv. fiir die Naturkunde Liv. Ehst. und Kurlands, 
vol. ii, p. 211. Sp. plicatella, Salt. Siluria, 4 ed. t. 9, 
f. 25; t..21, f. 2: ib. Dav. Mono. Brit. Sil. Brach. Pal. 
Soc. p. 84, t. 9, f. 9-12. 
War. globosa ... Salt. ....cs..0.0 wae sree ltese eee Lee cleo ord (sel (ore vec] ge fecefeceeee{eee{...| Mem. Geol. Surv. vol. ii, pt.1, p.382; ib. Lindstrém., Proceed. 
Roy. Acad. Sci. Stockholm, p. 158, 1860; ib. Dav, Mono, 
Brit. Sil. Foss. Pal, Soc. p. 89, t. 9, f. 7, 8. 
xl leesl ae fa |eee[eee[--.[...] Sil. Syst. t.12, £.6.  Delthyris lineatus (radiatus), Sow. 
M.C. vol. v, p. 493, f.1,2. Sp.radiatus, Hall, Pal. New 
York, vol. ii, p. 66, t. 22, f.3; p. 265, t. 54, £.6: ib. 
Billings, Geol. Canada, p. 317, f. 328. Sp. plicatellus, 
var. radiatus, Salt. Siluria, 4 ed. t.9, f. 25; t. 21, f. 2: 
ib. Dav. Mono. Brit. Sil. Brach. Pal. Soc. p. 87, t. 9, 
f, 1-6, 
i ptychoides ...... ISOs Sercreconace Bol eel fecal sod (coe =| Boal lec Mase ses[ece[ece]ece[sce]eee|ece]oe.| Ve@e Sp. elevata. 
— plicatella......... EAI. , cculiv atures ofr eA tel ae) tere eaaltevaliae 
War. radiata ... SOW. ‘....0.cs0- 894) ee [eect food] fad #3| top| 
— sub-spuria —,., D? OrBescciescevees|eoe|ens|sen|cesfors sales les: ves[eve[eae[eoe[eoe[eneeee]eee| Wart. of Sp. elevata, 
Delthyris, Anteckn. Physik. och Geognosi, p. 119, t. 3, f. 2; 
ib. Leth. Suec. p. 73, t. 21, f.6. Sp. Dav. Bull. Soc. 
Géol. France, 2 ser. vol. v, t. 3, f. 41. Sp. suleata, Hall, 
Pal. New York, vol. ii, p. 261, t.54, f.2; ib. Day. Mono, 
Brit. Sil. Brach. Pal. Soe. p. 91, t. 10, £. 4-6. 
— terebratuliformis... M‘Coy ...... waaloealcesl eect reales Sn ee eal ee ase lleve tee floneltoae [eee ae “ide Orthis biforata. 
— trapezoidalis... Dalm.(V.Buch))...|...|...|...)...|... aaa bar leos veclece[ece{ece{ece{eee[aee] ade Sp. exporrecta. 
— tridens ......... MEE COY) visvsess weal ese) exaleead ned] sac ileea lesen seclecefeve{ece{eeefeee{ee] Symop. Sil. Foss. Irel. p. 38, t. 3, £.27. ? Orthis biforata, 
Schloth. 
| — sulcata ......... 73 en Pee Pride sal lace] ce loa a ey (Bel oes 
94 
