PALEOZOIC, ANNELIDA. |. CAMBRIAN AND SILURIAN. 
CAMBRIAN. LOWER SIL. UPPER SILURIAN. 
eA 3| Ds ie RS all 2 7S) ) 
2) |é 2) S| 5/2 ts) sie lele le 
Al l2l|.| |. /elsleeeisigrigis 
SPECIES. sldlelel .(2lcialaleisislalsialeale REFERENCES. 
APs /sp Ml Si SiAlslsls| sole} Sleal s/s 
-|8/ 0) S7E/E/38] Slaelel2izisiz 
Ae Ee Ae bie CoS benE 
HISISISIS/SISISIS IEEE Slaicigis 
DorsIBRANCHIATA. 
Cruziana............ D’ Orb. 1842 ... 
_(Coriaceous annelide tubes) ...... 
LP ONG,. Conc sss ss Rouge saya ERRANTIA. 
— semiplicata...... IS. copasoneuce seeders] oe Pee toes sesleas]eesPons serfeesleoslers|eeloeleuleoel Brit. Assoc. Rept. 1852, vol.v, p.58; ib. Mem. Geol. Surv. 
} (Geol. N. Wales), vol. iii, p. 291, t. 3, f. 1-3; ib. Siluria, 
| 4ed. p. 43, Foss. 5, f.3; ib. Baily, Char. Foss. pt. 1, t. 3, 
f.1. ? Trilobite burrows, Dawson. 
DoRSIBRANCHIATA. 
| Dexolites ......... Hopkinson,1870 ERRANTIA. 
| — gracilis ......... Opie meewccas sen 564 |anb| iso) boc fib Boal oe BB 550009 kone fond feo Geol. Mag. vol. vii, p.77, woodeut; p. 78, f.1, 1a, woodcut. 
DORSIBRANCHIATA. 
Haughtonia ...... Kinahan, 1858. ERRANTIA. 
me DECCUATececatk sca KGB ecswssesenst * PalIees Bedi sed sed Ieee bod Jour. Roy. Geol. Soc. Dub. vol. viii, 1858, p. 116-120, wood- 
cuts; ib. p. 118, £. 2. 
DorsIBRANCHIATA. 
Helminthites ...... Salter, 1866 ... 
(Surface annelide markings) ... EREANTIA. 
== 8) Aeotonacose SGUES eee. sennaes Beet teen (ase lec Eiscl lane sesfeofeee] P| 2 ].c.] x [eeefeeefece]--»| Q. J. Geol. Soc. vol. xv, p. 380, t.13, £.28; ib. Mem. Geol. 
Surv. (Geol. N. Wales), vol. iii, p. 247, f. 3, woodcut. 
DoRSIBRANCHIATA. 
Histioderma ...... Kinahan, 1858. 
(Curved burrows of annelida) ... ERRANTIA. 
— Hibernica ...... TEM oye x ati sess serfoee] x [eee as loncllood bee veefeee]esfecefeee]ee]ee{eee] Jour. Roy. Geol. Soc. Dub. vol. viii, p. 70, t.6, £.1,25 ib. 
Baily, Geol. Mag. vol.ii, p. 398, £.6, woodeut; ib. Baily, 
Figs. of Char. Brit. Foss. p. 3, t. 2, f. 4 a-c. 
DoRSIBRANCHIATA. 
Lumbricaria ...... Miinst. 1826 .., 
(Trails of annelida) .......00..064. ERRANTIA. 
— antiqua Me peal |e tas sea[eee|eee|eeefeeefeee[ees{oee] Geol. Rept. Lond. p. 361, t. 24, f. 7. 
— gregaria ......... Por Mac laei less toed sas[ees[eesfessfesefese[oe.{ee.] Geol. Rept. Lond. p. 361. 
DoRrsIBRANCHIATA. 
Myrianites ......... M°Leay, 1839.. HERANTIA® 
— McLeayi......... MACH. seeesccs|(=0 en|(se|(ane nee |ecel oi] esefeas seal (559 (cod }aee) cdl aed food ...| Sil. Syst. p.700, t.27, £.3; ib. Siluria, ged. p. 201, Foss. 44, 
P Lots 
— tenuis ............ IGT een escr no) (ood [aod ded (ond aed (ood) |" |lodd) od lac eel fosal food [bod lace foun Brit. Pal. Foss. p. 130, t. 1D, f. 13. 
ABRANCHIA ? ‘5 
Nemertites......... M°Leay, 1839.. 
(Long involved narrow trails of 
GMNEUAA). dade Sccigssseutecaane 
— Ollivanti......... Mar lice vac.ocess\a0e Boot eae ea (as OBA ke ese Fs “eal boa leecllacd boc lenel aad lecol MSIGHSA AIG Gob Helio th ey Ate 24 
DoRSIBRANCHIATA. 
Nereites .....:...... M°Leay, 1839.. . 
(Impressions of annelida with 
GraMchi@) v.rceccvecenee canteen ERRANTIA. 
— Cambrensis...... FOTO “ccprennce| (eco) [cee] loot Ieodl orl 23] eed oe APA eee fecal occ locel eee w.[s| Sil. Syst. p. 700, t.27, £.1; ib. Siluria, 4ed. p. 201, Foss. 44, 
f.3; ib. M‘Coy, Brit. Pal. Foss. p. 129. 
cvasencascta|nep{eeeloee| es | a52 [ide lees|sseflve:|on-|ser| ene w.[eee[eee}eee{ee] Q.J. Geol. Soc. vol. xi, p. 476. 
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