r. Tabulae more or less incomplete. Mural pores in one, or more commonly in two rows. 



9. Fun is if ( Yauilell and Shumurd). 



10. Fawsites Forb< >-' ' . Kd wards and llaiuie). 



B. RAMOSE SPECIES. 



a. With one row of mural pores, on the faces of the corallit 



11. Fovogttes polymorpha (Gold). 



ll*. /' I ), 151 linville). 



13. /' l>e Blainville). 



b. Withone row of pores, placed in the angles formed by the prismatic aaglesoftheoorallil 



14. / 'M). 



Xo less than ten specif.- t' /' have Urn rece?'_ni/ed a- occurring in the Devonian 



Rocks of Canada, of which / Ihlandica, F. . I. 



F. j . /'. '/<- mis, /'. r . and /". are found in the .ame formation in 



Europe ; whilst /'. ////,/,<,//,/ and F. Clt'tjun n>' an; as ye* not known elsewhere. 



47. FAVOSITES <!OTIII.ANI>K'A (Lamarck). 



/' Gfothlandica(L*m&TQ\s.), // Per/., vol, ii, p. 206. 



<',il,iiii"iirn (,'"!/,, ( .'oldi'ussj, l'tti;j. !,' i .;>.. vol. i, p. 78, plate xxvi, li_ '.\b, 

 3c, and 3e. 



Fncoiites lasaltka (IJi.-inirer , Ldh. SW., p. 90, pi. xxvii, fig. 5. Nut /'. ' \llica of 

 Goldfuss. 



Favo ''- ''-.'..'' G -i/i., pi. xxvi, li--. 4- and 4</ (c;ut. exclu-i 



/' //.., mil, -l,us<ilt;,;i . I )'( .rl.i-iiyi. Pro '>'. d( . 1. i, p. I!*. 



Favo ites Gfothi (MoCoj . Brit. l'l. Foss., p. i' 1 '. 



/'" ','<,'* fr',i.<.-; i !>'< ii-l'i. !i\ ... Prodr. vol. i. p. 1"7. 



Favosites (,'<', l/,/<,,' (.Milu- Kdwanl.- and llaiinci. Pal, I Ten: J' 



p. 235, pi. xx, n'g. 3; and UritMi l'..-il Corals, pi. xlvii. li^-. 3-3c. 



/' <i'<it/ilii,,'li-;i i IJiliir .It, Hi-mil. New Srri>-.-, vul.iv, p. 99, t! . 1. 



v fiiagarenns II-'. ; . / '. .\". )'.. v<.l. ii. pi. xxxiv. A, !'!_. ! 



(Many more n-l'--n iven, I'Ut the almvc ar.' tin- ino-t important'. 



Tli-- l'ollowiir_ r i> ti.'- diai;n..-i- given l>y Mr. Hillin-s ol'thi- eoninp,,iit:.n speoiefl in the 

 paper already referred to : < 'nrallmu 1'ormin^ spheroidal, pyriform, or large hemispherio 



Or flattened lna--r-; COralliteB in _ in-ral lictw.cn one line ,uid one and a halt' line- u 

 sonn-tiin'.-s h -- .,r more, ot'ti-n two lim- ; tran-\i'i->e diaphragms UBOally complete. in- 



compi'-if ; moral pores in one, two. or tlnvr series, n.-ually tun. tlm-rot' tin- gam 



hall' a line distant, Sometimes less J porefi Mirroiind'-d l-\ an el.-vatcd mar-in; la.-,-- of 



tabes with one or two loogitudinul -tri;i-. more or less di-iinetU developed, radiating - ptu 



rrjii. - nt.-d I'V a Beriee of -mall .-pirn'-, ot't.-u in tin- nidim-'iit u ;, t'o-m n|' tali, r, 



The chief oharaoten which mav In- rriird upon a> distinguishing t\pical fxan. 

 /'/. Lam.), are th< i",l wiir_ r : I. The corallites are of comparative! j 1.. 



asnally about one and a half lines in diameter, Inn varying trom on.- t.i twoiin, v j. 



The i-ipraliit'-- ar>- .nal, and arc for thciuo-t part toleral/ly unit'onn 



in their dimensions. ';. Tin- mural pun-- are in t\\o ro\s-. placed alternately or -om.ti. 

 o].po-it-ly on the faces of the OOrallUes, and -ui-i-oiinde,! |,y rl.'vatcd mar I he i,| 



ar> i-oiii|.leti-, that i-, \ end from one .-id-- of the th.-e , t,, ih,-o;|,er. .Y 1'. 



u-uall\ of a more Or lew h'-mi-pln n- "r |iyril'orm -hap.', and ha\c their lower BU 

 en;. ped in a thickeror tliinn.r OOnoentl \\rinkle.l epiili 



\VltiUt the above oh Ij found I ' pica! -pecim. n- of /'. 



i, there are, nevertheless, DUI tu iiom tdi- stati- of tlnn_- which 



inn-it !" alteinhd to in ptlldylD I hi - pi o|e in gpeoii 



Tin- -i/e nl' the cor.illi!. ;. eini.-n- m>l oth< i \\i-e -e|.iral.le from / '. 



i .!!! timei unitormlv (i.-low lie 111 an entire eolonv DOl I . "in 1 lir. 



a litth- leH than thi-. Thi- mi.'hl im; - in an imj. .i'i mt ilitl'. n-nee, i hy 



Mr. IJillin--. r LheOOral an aji|.an-ntlv \er\ dUtillCl -n- -r.il .ipj-e.ira: 



The oorallites, though n ii-unei, : : .ad, thr 



out an enlire colony, ami their i in the - m,,- m nl. 



