THE SEKTULAK1DJ2. 71 



THUIARIA FABRICII (Levinsen.) 



(Plate XII, tiiTS. 1-2 

 Sertulariafasligiata FABIUCICS inot Linn.-eusi, Fauna Gronlandica, I7su. p. i.~>s. 



tii -in cupressina KVKKM 11 ., Manuscript, III, ]>. 3ss. 

 Sertularia argmtea \\"INTIII:K, Naturhist. Tiilsskrift (:>>. XII, 1S7H-SO, p. 27s. 

 ,Vi linlin-iii fiihrii-ii I.KYIXSKN, Viil. Middel. Naturli. F<.ren.. Is'.i2, ],. 4s. 

 Hi'rlii/iiriii fabric!! C'AI.KINS, Ilydmids fnun I'li'jet Snund, IS'.m, p. Mill. 

 ,v. linlur'ni fnlii-'u-il HABTLAOB, Ilydrnidcn aus ilcni Stillen ( >ccan, I'.Hll, ]>. .'!">4. 

 Tliniiifiii jtilii-irii Ni-TTixii, Ilydmids of the Harriman F.xpedition. I'.Mil, p. 1S.V 



Trophosome. Colony attaining a height of' about ^ inches in the specimens examined. 

 Main stem straight, proximal part marked by very deep irregularly spaced amildar node'-: 

 distal part divided into irregular internodes each bearingone or more branches which are inserted 

 on all sides of the stem in a spiral manner so as to give the colony the shape of a bushy tuft. 

 Branches very closely approximated, dichotomouslj divided once, twice, rarely three times; 

 internodes rather long and irregular, each bearing several pairs of li\ drotheca'. exceptionally 

 a single pair. Hvdrotheca> subopposite on proximal parts of branches and Mibalternate at 

 tips of branches. Hydn>tliee;e Mask shaped, of the sertularian type, distal portions free, slightly 

 out-curved, aperture narrow and furnished with two strong marginal teeth and a two-flapped 

 operculum. 



Goiiiixniii, . (ionaiigia borne on upper sides of branches and branchlets. oblong oval in shape, 

 very delicate in texture, with a terminal round aperture on a neck resembling the frustum of a 

 cone, and two lateral spines which, however, are only exceptionally present in the specimens 

 examined. An acrocyst is often present. 



IHxtrihittinii. West coast of Greenland (Levinsen); Puget Sound (Calkins). 1 Dutch Harbor, 

 Alaska, and Orca, Alaska (Nutting). 



THUIARIA ARGENTEA (Linnaeus). 



(.Plate XII, li^rs. M-9.) 



Sqiiirr,Tf-liiil, ELLIS, Nat. Hist. Corallines, 1755, p. 6. 



i in-i/i'ii/iii LiNN.Ki's, Systeiiui Nature, 17">S, p. SI I! I. 



t i'iijii-1'K.tiiiii (part i I'u.i.vs, Klc-iu-hus /<ipliyti>ruin, I7lili, p. 141. 



iKi, var. fj. in-i/i-iili'it, 1/iNN.Ki's, Systeiua Nature, 17H7, ].. K508. 

 i MAKATTI, I>e Plantis Zmiphyti.-!, 177'i, |>. -7. 



i iii-i/cnlid, Mi. i. is and SOI.ANHEU, Nat. Hist. ( /<ipli., 17sii, p. ;;s. 



i <ii-i/i-iiliii (I.MKI.IN, in Liutiu'iis, Systeina Nature, 17SS-17!K>, p. HS47. 



i (iri/fiili-ii IvseKi;, lie I'llauzc'iithiere iu Al>l>ildun;_'en, III, 17SS-|s;;o, p. I7!i. 

 nri/i-iili'ii IlKUKEXiiot-r, Syiupp. nat. hist. <ireat Uritaiu and Ireland, I, 17S1I, j>. 216. 



l in-i/i-iili'il I'M isc, Nat. Hist, des Yer-, III, 1S01', p. !i:l. 



i di-i/i'iili'ii TCUION, I'.ritish Fauna, ISO", ]i. 213. 

 Serlularia nr<ji'nti' .IAMKSOX, Catalii'^ue m" AnimalH nf tlii> CUuss Vernn's, isl 1, p. 564. 

 Xfrltiliiriti argmtea I. \Mncnm \, liullet. philiiiuatii|iif, 1S1L', p. 1S4. 

 s,rhil,i,-i:i iiriji'iili-ii LAMAUCK, Hist. Nat. des anini. sans Vert., II, ISlli, ]i. 117. 

 Si'i-iiiliirin argmtea L\M<H-I:H;-.\, Ilist. des Polypiers Coralligfines, isii;, p. I'.IL'. 

 Xi-i-tirfiiriii in-i/i-iili-n STKWUJT, F-lfiiicnts Nat. Ilist. Animal Kinirdiiin, II, 1S17, p. 442. 

 X<'i-tii/iir!ii iii-i/fiili'u I'MISI , Ilist. Nat. cles Vers, ISliO, p. 108. 

 s,i-inliiriit iii-</i-iiti'ii UK HI.AIXVII.LK, Manuel d'ActinoluL'ie, IS:14, p. ISO. 



i in-iii'iili'ii LAMAUCK, Nat. Hist. Aiiim. sans Vert., ls:;il. p. 14:;. 



t iinji'iili-ii HASSAI.I., Ann. and Ma;_'., VI, 1S41, ]>. Mis. 



i iiri/i'iiliii M \< IIII.I.IVKAV, Ann. and Mai:., IX, 1S41', p. 4li4. 

 lli/inniiiiiii iiri/i-iiti-n Fi.EMixii. ISritish Animals, 1S4L', p. ."i44. 

 i^i'i'lnliii-iii tin/'iili'ii JciiixsTox, Hist. I'.rit. /iipli., 1S47, p. 711. 



,S rlii/iiriii iiriifiili-ii DAI.VKI.I., Uare and Kemarkalile Animals nt' Sc.it land, I, 1S47, p. 189. 

 Xi-rliiliirin in-i/i-iili-ii iliiAY, List I'.rit. Animals, 1S47, p. 73. 

 X. i-lnlin-iii iiriji'iilni llossK. Iieviiusliire Ciia.-t, lS."i:',, p. 4:14. 

 S,rtnlii,-i unji'iilni STIMI-SIIX, Marine Invert, (irand Manan, 1S.VI, j>. 8. 



1 It appears that Doctor Calkins and I made a similar mistake in thinkini; that Levinsen regarded N. fnln-'n-ii us 

 the same as .V /</'// of authors, instead <>!' .S. <ir<ji-nli'<i nf Winther. See references iriven above. 



