TIIK SEltlTLAKIDjE. 73 



.s, i-iiiliifin i-upremina (part) EI.LIS and SOI.AXDEH, Nat. Hist, /onpli., 17sn. p. .'!s. 



.s 1 , ,-lii/iii-iii < H/ii-i'xxiiiii ' part I \Vn.Ki\s ami HKHIIM, ( 'haraktcristik der Thicrpllan/.cn, 17S7, \>. 180. 



Sertularia i-iiju-ixxiiin i parti IIMKI.IV. i I.innirns) Systrma Natunr, 17Ss :i:;, p. :)S)7. 



Sertularia cuprasina i part i Ksi'i:u, l>ir I'lUm/.rnthieiv in Ahl>ildnn;_'rn, III, I7ss-ls:;n. p. 177. 



X, i-lii/,n-iii i-ii/iiYMinn liKKKKMioi I, Symip. Mat. hi-t. < itvat I'.ritain ami Ireland, I, 17s.l, p. L'lii. 



Sertularia cupresgina \ part i r.nse, |[i-t. Nat. dr.- \Yr.-, III, ism 1 , p. 93, 



Si'i-liilnriii i-iijii-i-xxinii Ti .'itTuN, British Fauna, 1SII7. p. l_'ll!. 



,s,'i-liilin-iii i'ii/n;'xniii,i .1 \.Mi:s<iv, Catalnfjiii' Animals Cla>s Vrr s, 1S11, p. .">i;4. 



i-iii i-ii/n-ixxiiiii I.A.Moriinrx, I'.llllrt. pliiliiliiati'|llr, IS]!', p. 1S4. 



in ( >KKV, l.rhrlinrh drr Natnr^rsrhirhte, isl.'i, \>. ::;. 

 S,fliiliiri<i i-ii/n-i'sxiiiii I.\M\I;IK, Hist. Nat. drs aiiim. MIMH Vrrt., II, ISlli, p. 1 IS. 



Sertuiaria cupresnna l.AMipfitorx, Hist, drs l'..l\pirr-, isiti. p. mi'. 



Sertularia rn/,i;x.tiitn STEWART, Kleiucnts Nat. Hist. Animal Kin<_'<l'>n>. II. 1 S I7, p. 4IL'. 



S, i-lti/ili-iii rtijn-txxiilil liii.sc, Hist. Nat. drs Vcrs, ISiJII, p 108. 



Sertul'tria cupreggina de BI.AINVII.I.K, .Mannrl d'Ai'tiiinlii^ii-, ls:;i, p. -ISO. 



i OKEX, Allgemeine naturgeschichte, 18M. r >, \>. 7n. 



! LAMARCK, Hist. nat. aiiim. sans \-rrt., ls:!(i, p. 14-1. 

 Si rliiltn-iti I'li/in'xxuiii HASSAI.I., Ann. and Mag., VI, 1S41, p. HiS. 



i M \ci:n.i.i\ i:\v, Ann. ami -Mau'., IX. 1S4L', ]>. 4t>4. 

 i i-ii/irixxiiiii FI.HMINI;, British Aniinais, 1S41', ]>. "i44. 

 t rit]iri-x.xiini .1 nil Ss'l i is , Hist. Itriti.-ll /(xipliytrs, -d rd., 1S47. p. SO. 

 .S, i-hi/tii-iii i-niH-i-xsiiiii GRAY, List of I'.ritisli Animals, IS47. p. 74. 

 .s; fiiiliifin i-iijii-i-x.tiiiii AI.IM:K, ('at. /oopli. Nortlinndi., 1S57, ]>. 1'ii. 

 Si i-iitliii-iii i-iijiri'xxiiiii A. AI.ASSIX, North American Aralrph.-r, ISli"), p. 14S. 



Sertularia cupreggina VAN BENEDBN, Faune littorate de Belgique, isiiu, p. 17s. 



Sertularia cupressina HIM KS, l!ritish Ilyilmid /oojiliytrs, isus, p. i'7o. 



Sertularia cupressina VERKILI., Invert. Vineyard Sinnnl, 1S71-L', pp. 4(is. 7:iL'. 



Siflnliir'ni i-njii-ixxiiiii VEKUILI., I'rnr. Am. Assn. Adv. Sri., 1S7:{, pp. ."."):!. :\i>t. 



Sj-rliilm-iii i'ti/n-1'xxiiiii VKI;HII.I. Amer. Jiuirn. Sri. and Art, :ld ser. , VII, 1S7-I, ].p. 41, 41!!, r>04. 



Si-i-liiliii-i<i I'li/ii-.'xsiitu .Mc'Is-nisn, Ann. and Mau r .. 4tli ser., XIII, 1S74, p. L'l:'.. 



X flulill-iil i-li/in sximl WlXTIIKK, I'll! Interimiliels, etC., IS7H-SO, ]i. MIS. 



S, linl.iriii i-itjn-ixxiitii WIXTIIKH, Xatnrhist. Tidsskrift, 1S79-80, p. 248. 



N. rltiliii-iii i-iijii-fxxiiKi H'l'iMiAX. Xinil(n.'y nf liarents Sra. 1 ssn. p. ^'(ill. 



Tliiiiiirin fiijii-i'xxiiin AI.I.MAN, Challenger Itepurt, llydmida, 1't. L', 1SSS, p. Ii7. 



Sertularia cupressina Ilin'iiXK, llydmids nf I'lyimmtli, issii-'.io, p. .'tin!. 



Sertularia cupreigina IJCVIXSKX, Vid I'dh. "Hanrhs" Tn^'ter, ism!, p. .'I7n. 



Si'rliiliiriii i-iijii-i-axliiii HAHTI.AI n, I lydnimednsen Hcl<_'<ilaiids. IS'.H, p. 4."il. 



S,i'liil<iri fiijii-i'x.iiiiii Ci!A\vi.'nni), Ann. ami Ma.L.'., 'ith SIT.. XVI. isii.'i. p. L'lil. 



Ni tiiiliii-ii i rii/<ri xxiiiu HAIIK TAXNKH-Ti KXKKKTsciiKU, 1 1 yd n lideti i les k . k. iiaturliist. I Iiit'mnsenms, ls!i.~i, p. '^:','.',. 



Tliiii'ifin i-iijiiYiaiiiin PII TI-:T and r.::in. Ki'^s. Camp. Se. I lirnndrlir, I'.mo, p. L'4. 



Tliiiiiirin riijH-i'xxiiin NTITIXI;, Hydrnids nf the \V Is Hnlr Kc^iun, P.Kll, p. :iii4. 



.Sii-li/liiriii ctijii-i-Kxiiiii HAKI.IIT, Ainerii-iii Naturalist, liiOl, ]>. MHO. 



Tltiiiiit-iii rii/ifi'Kshiii WIMTKAVKS, Cat. Marine Invert. Kastern Canada, MIDI, p. L'7. 



Tliiiiiirin i-n/ii-i-.-ixitiii S IMI \hssns. I'.idrai; til Knnilskalien islandske 1 lydrnidrr, 11101', ]i. li'J. 



TropJiosome. Colony sonictiincs atluining ;i height of ;i foot or more, usuallv niudi less. 

 Main stem lonj;'. \'efv slender, internodes not evident, a hydrotheca in the axil of each branch. 

 Braiiclics regularly alternate, dichotomously branching, \vitli a temlency toward a spiral arrange- 

 ment; internodes distant and inv'iilarly spari-d. Hydrotheca 1 subopposite to stihalternate, 

 deeply immersed, of the regular tlmiarian pattern, with a rather la rye liilaliiatc apci'tui'c and 

 a t\v()-lol)cd opercnlum. The distal hydrotheca 1 nri 1 more exserted and alternate tiian the proxi- 

 mal, and in some cases are almost identical with those. of /. Imn-liitix. on (he one hand, and 

 7 . iir</i nt: </ on the other. 



(liHKisaiii, . (lonanyia liorne in rows on the upper sides of die hranchlets, rather -tout, tlat- 

 tened. with a terminal round aperture, distinct collar and operculum, and two ver\ -Iroujr. 

 sliar[)lv pointed, lateral spines projecting upward, one from each shoulder. An acrocvst is 

 present when the e/onophore-. are mature. 



I)!x1i-I1>iit!in>.- -Common on European and New England shores of the North Atlantic, 

 extending downward to a depth of aliont l.">n fathoms: Denmark (Winther): Harent-- Sea, Itiii 



