ANNELIDA. 
CAMBRIAN AND SILURIAN. 
PALAOZOIC. 
CAMBRIAN. LOWER SIL. UPPER SILURIAN. 
"B80 MISES iSlelSielsie 
S| |=]. Jelsi sia lalsirsis 
SPECIES. Tlelelsl ISlolale assis isle ls la. REFERENCES. 
Alesis Me SiS is|Si1S\s|/slslel2 
e/S/ Sl SVElelslelclSlelelelslalale 
BIS/EISISI SSS alc Lele |Ss| Sale| 
qisiaic RIDIN IP IE IE IE IR IP IB Ie 
Nereites (continued). 
— Sedewickii...... Murch. ......... Kf ecPere[eeefenefene Sil. Syst. p. 700, t.27, f. 2; ib. Siluria, 4ed. p. 201, Foss. 44, 
f.2; ib. M‘Coy, Brit. Pal. Foss. p. 129. 
DorsIBRANCHIATA. 
| Paleeochorda ...... M ‘Coy, 1849... 
Fucoids ........ AtiGt a autvanemses ERRANTIA. 
— major ............ M Coy v.ccccsee|ersferforseee|& [eeefeeeenPerefeee[eee[eeeocorefeee[eeefon Brit. Pal. Foss. t.1 A, f.3; ib. Baily, Char. Brit. Foss. t. 6, 
f.1; ib. Eichw. Lethea Rossica, Pal. Russ. vol.i, p. 58, 
| t.1, £.3; ib. M‘Coy, Q. J. Geol. Soc. vol.iv, p.225; ib. 
Harkness, Q. J. Geol. Soc. vol. xi, p. 474. 
— minor ... MS COY  cecceecee [terpenes] oee|eesP oe feee[oneteeePeeetere[ooedes Brit. Pal. Foss. t.1 A, f.1; ib. Q.J. Geol. Soc. vol.iv, p. 225. 
— teres Hr kee. cceccccc lees |eee| eee] eeP oe feeefeee|eePeee|eeepeee|eesterefeee| ere Q. J. Geol. Soe. vol. xi, p. 474, 1855. 
Pyritonema ...... M<Coy, 1850... TUBICOLA. 
— fasciculus ...... M Coy ....ceecefeeefree|erefee pers % |oee[eeePeoe[ore}eee Brit. Pal. Foss. p. 10, t.1 B, f. 13. 
DORSIBRANCHIATA. 
Salterella ......... Billings, 1865.. ERRANTIA. 
— MacCullochii ... Salt. ...ccccccsee|ere[ersfecefoeefees Pal eee (ee (oe od ec Serpulites, Q. J. Geol. Soc. vol. xv, p. 381, t. 13, f. 31, 1858. 
Salterella, Siluria, 4ed. p. 166, Foss. 28. 
DORSIBRANCHIATA. 
Scolecoderma ... Salter, 1866 ... 
(Membranous tubes of annelida) ERRANTIA. 
| — antiquissima ... Salt. .........44 HK fecePece[ece]oesfeeePeeeleee|eee|ers}ons Trachyderma, Trans. Malvern Club, pt. 1. 
— tuberculata...... SGLEN ec steeeen H [eeePeee|ere]eceferPeee|eee|eoetees[ecleretecslenetons Mem. Geol. Surv. (Geol. N. Wales), vol. iii, p. 293, t.5, f. 24. 
DORSIBRANCHIATA. 
Seolites! <ich..c0ee. Salter, 1866 ... 
(Solid filled up annelide or ver- - 
micular bUrTOWS) ..ccccceesenene EES 
eri ES Diptecciendesets ISGIE pages eae: * | Fal ocala etal Geel ene ieee eet Annelide burrows, Mem. Geol. Sury. (Geol. N. Wales), vol. iii, 
p. 292, t.12, f.2; ib. Kinahan, Jour. Roy.. Geol, Soc. 
Dub. 1857, t.1; ib. 1858, t. 7. 
DORSIBRANCHIATA. 
Scolithus ..........- Hall, 1846 ... ERRANTIA. 
Tigillites Be pace anwon Roualt, 1850 Sool (ace! fesal lade! Iago] seo! leoal sno] Isola] aco! [sacllassi[osoladol anal [Sao Arenicolites. 
(Vertical burrows of annelida) 
CEPHALOBRANCHIATA. 
Serpulites TUBICOLA, 
= CULEUS) ease ects OU ee ERBOO EE EEE| heel eel eed (eect (ABo| [cdl (acl loco, (Jee! aoe * |. Mem. Geol. Surv. vol. ii, p. 333, t. 29, f. 1, 2. 
= Gspar ....sesovre NAL. sercsesenree|ese| oes] oea]eoefers |Ves|keel bbea| hoe  [oee| ae [one] App. A, M‘Coy, Brit. Pal. Foss. p.1, t.1D, f.11,123 ib. 
M‘Coy, Brit. Pal. Foss. p. 132. 
— fistula ............ QUT snes casas P 3 |\oa¢| sep} lec| onl oct] {50>} [669] 560! Ibacl lecc| fae fon) [one ooc Q. J. Geol. Soc, vol. xxi, p. 102, woodeut. 
— longissimus...... Murch. ..scceese Reb bod lesa! (Bec) el be ie lleael doollee «|x| | «|---| «| Sil. Syst. p. 700, t.5, f.1; ib. Siluria, 4ed. t.16, f.1, 
Mae Oullochitn.. SAlb., ..esceiss1s4|eualere|lesal cal see|ees| eet eee Leee lace los lee | ere) tata elsel| ell eae Vide Salterella. 
— perversus......... 1 AOL RR bee| ba orl eed Gaal lace (oecl lone Heal ase x Q. J. Geol. Soe. vol.ix, p. 15. 
CEPHALOBRANOHIATA, 
ICOLA. 
Spirorbis ......... Lamarck, 1818 TURICO 
— Lewisii ......... IS OW pea crecial cael sces|(scidllecell aad eoall eee ome Gene Silloe i Pallh Sil. Syst. t.8, f.1; t.11, £.8: ib. Siluria, 4ed. t. 16, f. 2. 
? Spirorbis tenuis, Sow. 
36 
