PALEOZOIC. 



ANNELIDA. 



CAMBRIAN AND SILURIAN. 



CAMBBIAN. lOWEE SII. 



TJPPBB SILUEIAN. 



SPECIES. 



Sub-Kingdom, ANNULOSA. 

 Div. Anabtheopoda. 

 Class, ANNELIDA. 

 Orders, Tiiiicola 



Mrrantia 



■ Palaeozoic. 



DOESIBEANCHIATA. 

 Annelida, tracks of ... iSalt.. 



DOESIBEANCHIATA. 

 Aphrodita ? Linm. 1735. 



Sp. 



Portl. 



DOESIBEANOHIATA. 

 Arenicolites Salter, 1856 



{Double atmeUdan burrows),.. 



Scolithus Sail {parf) 



— didvmus Salt 



— linearis Sail 



sparsus Salt, 



- Sp. 



- Sp. 



Salt. 

 Salt. 



DOESIBEANOHIATA. 



Chondrites ? Sternb. 1833 ... 



{Aimelide bwrrows, filled vp) , , . 

 — acutangulus ... M'Coy 



— informis M'Coy 



— regnlaris SarJc., 



— Sp Salt. . 



Sp. 



Salt. 



Cephalobeanohiata. 



Comulites ScUoth. 1820. 



— serpidarius SeMoth 



DOESIBEANOHIATA. 



Crossopodia M'Coy, 1% 



— lata M'Coy .. 



— Scotica M'Coy .. 



si " 



REFERENCES. 



EEEANTIA. 



occur through all the Palaeozoic rocks, under various generic 

 names. 



EEEANTIA. 

 Geol. Rept. Lond. p. 362, t. 24, f. 8. 



EEEANTIA. 



Arenicola, Q. J. Geol. Soc. vol. xii, p. 248, t. 4, f . i j ib. 

 Silui-ia, 4ed. p. 28, Poss. 2, f. i. 



Scolithus, Pal. New York, vol. i, t. i, £.1. Aremcolites, 

 Mem. Geol. Snrv. vol.iii, p. 292, 1. 11 B, f. 2']; ib. SUuria, 

 4 ed. p. 40, Poss. 4 ; ib. Q. J. Geol. Soc. vol. xv, p. 368, 

 woodcut. 



Q. J. Geol. Soc. vol. xv, p. 203, t. 5, f. 1-4 (small and large 

 conditions or habit). 



Q. J. Geol. Soc. vol. xv, p. 380, 1. 13, f. 29, 30. 



Mem. Geol. Surv. (Geol. N. Wales), vol. iii, p. 243, f . 2, wood- 

 cut. {Scolicites,) 



EEEANTIA. 



Brit. Pal. Poss. t. i A, f . 5 j ib. M'Coy, Q. J. Geol. Soc. 

 vol. iv, p. 2 24. 



Brit. Pal. Poss. t. x A, £.45 ib. M'Coy, Q. J. Geol. Soc. 

 vol.iv, p. 223J ib. Harkness, Q.J. Geol. Soc. vol.xi, p.473. 

 Q. J. Geol. Soc. vol. xi, p. 473. 



Mem. Geol. Surv. (Geol. N. Wales), vol.iii, p. 243, f.i, wood- 

 cut; lb. Q. J. Geol. Soc. vol. xii, p. 246. 



Mem. Geol. Surv. (Geol. N. Wales), vol. iii, p. 292, t. 3, f. 4, 



TUBICOLA. 



Petref. t. 29, f. 7; ib. Sil. Syst. p. 672, t. 26, f. 5, 8; ib. 

 Siluna, 4ed. t. 16, f. 3, lo; 1. 10, f. 2. ' ^' ' 



EEEANTIA. 

 Brit. Pal. Poss. p. 130, 1. 1 D, f. 14. 



Brit. Pal. Poss. p. 130, 1. 1 D, f. 15. ib. Siluria, 4ed. p. 201, 

 ross. 44j t. 4* 



