﻿OPITIONEREIS ANNULATA. 

 LIST OF SPECIMENS. 



143 



Opliionereis annulata Lt^ian. 



Ophioleph annulata LeConte. Proceed. Phil. Acad., V. p. 317. 1851. 

 Ophiolepis triloba Lutken. Vidensk. Meddelelser. March, 1856. 

 Ophiolepis triloba Lutkex. Addit. ad Hist. Oph., p. 112. 

 Opliionereis annulata Lyman. Proceed. Boston Soc. Nat. Hist., VII. p. 203. 



Sjjecial Harks. — Disk ush-gray, white, or purplish brown, S2D0ttecl 

 with light ; arms banded. The middle arm-spine about three times as 

 long as the under arm-plate. 



Description of a Specimen. — Diameter of disk, 11.5""-; from outer 

 side of mouth-shield to outer corner of opposite mouth-slit, 5°""' ; width 

 of arm without spines, 2.2°"°- ; length of arms, 84°"°- ; distance from 

 outer side of mouth-shield to inner points of mouth-papilla?, to that 

 between outer corners of mouth-slits, 2 : 2.5. Mouth-papillte nine or 

 ten, small, rounded, blunt, except outer one, which is minute and sharp- 



