J 894.] STUDIES rrf IBLEOSTEAlSr MORPHOLOGT. 413 



Plate XXV. 



Figs. 1 & 2. Two views of Patirio hriareus from above, to show the habit of the 

 species, nat. size. 



Fig. 3. Part of arm of do. from above, to show the character of the granu- 

 lation, X 4. 



4. Archaster tenuis from above, x 2. 



5. Part of arm of do. from below, X 4. 



6. Part of arm of do. from above, X 4. 



7. Pectinura spkenisci from above, X 2. 



8. Part of arm of do. from below, X 4. 



9. An angle of the mouth of do., x 8. 



Plate XXVI. 

 Fig. 1. A figure of a young Cidcita set out from the region of the apical pole 

 to the mouth, so as to show all the plates of rather more than Jth of 

 the whole test, X 8 ; C, supposed central plate, T the terminal. 



2. Apical area of Saimacis rtcfa, x 3. 



3. Portion of test of do., x 3, to show ornamentation. 



4. A small specimen of Lagan um dccaf/onaJe (L. orbiculare), X 2. 



5. Part of petal of same, to show ornamentation, X 8. 



Plate XXVII. 

 Fig. 1. Ophiocrene mnigma seen from above, of the natural size. 



2. One of the arms of the same, X 3, to show the mode of branching and the 



form of the arm-joints. 



3. The disc and bases of the arms of the same from above, X 8, showing 



the central calycinal plate (c), the radial plates of the calyx (r), the 

 radial shields (r.«.). 



4. The disc and bases of the arms of the same from below, to show the 



general relations of the parts of the peristomial area, x 6. 



5. One mouth-angle, x 24, to show the teeth and the oral plates and deep 



median cleft. 



2. Studies in Teleostean Morphology from the Marine 

 Laboratory at Cleethorpes.' By Ernest W. L. Holt, 

 Naturalist on Staff, M.B. Assoc' 



[Eeceived March 7, 1894.] 



(Plates XXVIII.-XXX.) 



I. Ots Some Specimens oe the Biekelange {Molva 

 ahyssorum, Nilsson) from Icelastd and Taeoe. 



Principal References and Synonymy. 



ByrTceVdnge, Strom, Trondhj. Hand!, iii. p. 446, tab. 8 ; Sond. 

 Beskriv. ii. p. 275. 



Molva ahyssorum, Mlsson, Prodrom. Ichth. Scand. p. 466 ; 

 Giinther, Cat. Fish. Brit. Mus. iv. p. 362. 



Molva hyrheldnge, Collett, Norg. Pisk. p. 116; Lilljeborg, Sver. 

 o. Norg. Pisk. ii. p. 139. 



1 In virtue of an arrangement between the Marine Biological Association 

 and the Marine Fisheries Society of Grimsby, the laboratory, which belongs to 

 • the latter body, is at present under the control of the Association for the 

 prosecution of investigations dealing with the North Sea fisheries. 

 ^ Communicated by Dr. Gt^NTHER and Pro£ Howes. 



