422 CRISIIDiE. 



land (C. W. P.) : &c. Var. /3. Shetland (A. M. N.). The 

 position of this form (/3) is doubtful : Busk makes it a 

 variety of C. cormtta ; Norman refers it to eburnea ; Smitt 

 places it between the two. 



Geographical Distribution. RoscofF, on Sargasswn, 

 frequent (Joliet) : France, S.W. (Fischer) : Belgium 

 (Van Ben.) : the Little Belt, 16 fathoms ; Hougesund 

 (Kirchenpauer) : Bahusia; Norway; Spitzbergen (Smitt) : 

 Greenland (Liitken) : Nova Zembla, west, lat. 72° 30', 

 long. 52° 45', in 5-20 fathoms; Moller Bay, 15-20 

 fathoms ; Besimannaja Bay, 4r-Q fathoms, &c. ; Kara sea 

 (Stuxberg & Theel) : N. shore, St. Lawrence, 96 fathoms 

 (Whiteaves) : Hamilton's Inlet, Labrador, 15 fathoms 

 (Wallich) : St. George's banks, lat. 41° 44' N., long. 64° 

 36' W., in 60 fathoms (Smith & Harger) : California 

 (W. T.) ; Mediterranean (Pallas) : Adriatic (Heller) : 

 Madeira (Busk) : Teneriflfe (D'Orbigny) : New Zealand 

 (Hutton) : Australia (T. H.) : Fiji Islands (Kirchen- 

 pauer). Var. u. Roscoff (Joliet). Var. /3. Bohuslan, 

 5-10 fathoms, on Algse (Smitt) : Nova Zembla, 5-10 

 fathoms, on Algae (Stuxberg & Theel). 



Range in Time. Postplioceue, Montreal (Dawson) : 

 Palaeolithic, British (A. Bell) : Scotch Glacial deposits 

 (Gcikie) : Austro- Hungarian Miocene (Reuss). 



Crisia denticulata, Lamarck. 



Plate LVI. figs. 7-9. 



Cellaria denticulata, Lamk. Ann. s. Vert. ed. 2, ii. 182. 



CiusiA LUXATA, Flcm. B. A. 540 : Blainv. Actinol. 460 : Couch, Corn. Faun. 



pt. iii. 99, pi. xviii. fig. 3. 

 Ckisia denticulata, Milnc-Edw. Ann. So. Nat. ser. 2, Zeol. ix. 201, pi. vii. 



fig. 1 : Johnst. B. Z. ed. 2, 284, pi. 1. figs. 5, 6 : Busk, Crag 



Pol. 93 ; B.M. Cat. pt. iii. 4, pi. ii. figs. 3, 4, pi. iii. figs. 



1-6, pi. iv. figs. 1-4 : Smitt, loc. cit. 117 & 137: &e. &c. 

 ? Crisia arctica, Sars, Geol. og Zool. lagttagelser (ISO.')), 31. 

 ? Ckisia attenuata, Hdler, Bryoz. Adr. M. 41, pi. iv. figs. 1, 2. 



