PALROZOIC. RHIZOPODA. CAMBRIAN AND SILURIAN. 
CAMBRIAN. LOWER SIL. UPPER SILURIAN. 
Se SJElE el ele/eldle|® 
a|l2|.| | (ESIERERIEEe 
SPECIES. eeelS| S| clelel es slaleislela REFERENCES. 
2) eel Slerels SIR lSlSiSislsialel® 
Ae ee Se CaS eaeeene 
FRIAR ISSIR ORS IE lie le ie 
SPoNGIDA. 
Protospongia ...... Salter, 1864 ... 
— diffusa............ Salt. 29 PS Geel od] lesial loa less Iara hace len Brit. Assoc. Reports, 1865, p. 285. 
— fenestrata ...... Salt. Sul | Ieee! od ieee oe (God lace ace Q. J. Geol. Soc. vol. xx, p. 238, t.13, f.12; ib. vol. xxvii, 
p. 401, t.16, f. 20. 
— flabellata .. .. Hicks 0) [2 /Geel Inocl Gad loca edd) load lose lan leas) lnad lace! tice acd Q. J. Geol. Soc. vol. xxvii, p. 401, t.16, f. 19. 
— major 2.2.0... Hicks 9 | ial eed 90d lage toad led odd! Gon face Q. J. Geol. Soc. vol. xxvii, p. 401, t.16, f.14-18. 
INCERT# SEDIS. ? FORAMINIFERA. 
Receptaculites ...... Defrance, 1827 
Neptunt: «...<..0. Defra. ceca case Stl koa \aee| [nod |oo0 slated eae f sate lla +, Vide Ischadites. 
SPONGIDA. % 
Spherospongia ... Salier............ 
— hospitalis......... ISIS. et crcnedores toe (oa kane fase) 1sdel lane | lobo! lao Inadt (Seal bce! lope Trans: Woolhope Nat. Club, No. 4, p. 25. For genus, see 
Strachey’s Geol. of India. 
? Sponeipa. 
Spongarium ...... M‘Edw. 1839 . 
Discophyllum... Hall ........004. 
Actinophyllum.. Phill, 1848 
Caleippites of some Authors... 
Se ceQ WIS LTA GND yay MN COMM cc aese ce sio-+| cas |sre|icns|edellece|enel iene: *|* Brit. Pal. Foss. p. 42, t.1 B, f£.15. 
— Edwardsii ...... TU RT RACs. copcpeces| hod eed lecel nod baal aoa oad lead eal lece * * * Sil. Syst. p. 696, t. 26, f.10; ib. M‘Coy, Brit. Pal. Foss. 
p. 42; id. Sil. 4 ed. p. 508, t.12, f. 3. 
SSI NCELINORLUM: nel “COW caacecevalecd| ses |lecelleeal voe|(eonllsn| cee] eas Pa Brit. Pal. Foss. p. 43, t.1 B, f. 14. 
— interruptum TEX C0 er eencod lied lope eeellosd (bed ned deel aed) eel ped iene * | * Brit. Pal. Foss. p. 43, t.1 B, £. 16,17. 
— umbrella ......... TORTS cre 5e609| [ee] jaca [eos [eed soa fide] (5 local lac aed lost MS. in Geol. Sury. Coll. 
AMORPHOSPONGID®. 
Stromatopora .., Goldf. 1830 ... 
Caunopora ...... Phill, 1841 : 
Stromatocerium Hall, 1847... .. 
— striatella ......... JONOLANS afatpep dana Weel sacl eed Wee eat 31/2 4l le Prod. p. 51; ib. M‘Coy, Pal. Foss. p. 12. 8S. concentrica, 
Lonsd. Sil. Syst. t.15, f. 31, non Goldf. Sil. 4 ed. p. 218, 
Foss. 52; ib. Hall, Pal. New York, vol. ii, p.136, t. 37, 
£.15; p. 325, t. 73, f. 2. (? Calcareous sponge.) 
— concentrica...... POD. repsoncen (con ece| lane feel [266] {cod looq| aad eo Vide 8. striatella. 
? SPoNGIDA. 
Tetragonis ......... Hichwald, 1842 
DANDY neceesdes DG eccae ee) c60|\od eed eae) 1969 local ken) [ood |e * Brit. Pal. Foss. p. 62, t.1 D, £.7, 8. Receptaculites, Salt. 
r ; MS. 7. Danbyi, Salt. Cat. Camb. and Sil. Foss. Camb. 
| Mus. p. 176. 
SIPHONID2. 
Verticillipora...... Blainville, 1830, 
Verticillites ... Defrance, 1828 
— abnormis......... DEUTER. lecdeecocal ocd lace eed Ieee] Ped eed ees lec Bee Vide Ceriopora. (Polyzoa.) 
UTED. -cobeecixce| loo joel lo5d| od tod load [eed aed] Hao eae Vide Cliona. 
