The Crinüids feom Dr. S. Iîock's Expeiittion to Japan I1>N. ()5 



R— s and 1 1)1- I concealed by tlie overlapping Cd. The distal 

 margin of I Br 1. however, visible, in syzygial ai'ticulatidii with 1 Br 

 2. wliic-h is tiiangular, h = '/< br. I Br-s 1 laterally united. II Br-s : 4. 

 Pi'iinipostaxillaries united inside, twice as broad on the outside. II Br 1 

 h = '/-^ bi"- forms with the somewhat broader II Br 2 a projecting 

 synarthi'ial tubercle. An inconspicuous similar one also between Br 1 

 and 2. Arms XX (oi- XIX, one arm broken in II Br 3 +), 70 mm. I^r 

 1 — 8 discoidal.. All the distal segments somewiiat squeezed together 

 at the middle with the ends furnished with small spines and bent out- 

 wards. Proximal segments short. Distal segments L = + br. P]xample 

 of syzygies: 3 + 4. ïl + 12, 21 + 22, 30 + 31 . . distally with an inter- 

 yi\\ of about 7 oblique^ articulations. 17 segments per cm. (15, if the 

 syzygial pairs are counted as units). 



Pii 29, + 7 mm. (7 first segments coarse, then more narrow). P^ 

 33: 13 mm. (The segments a little longer than broad. 2'^ — 4*'' with small 

 prominences resembling those on the proximal pinnules of. for instance, 

 Comntnki pedinata, but very much less developed). Pg of about the 

 same length. P3+ 1^^ nun.. P., + 20; 5,5 mm. Genital pinnules 12 mm. 

 Distal p. 20; 8 mm. (Basal pinnulars especially on proximal p. with 

 small, spiny prominences). 3 pairs of small sacculi per segment. — Disk 

 thrown off. Colour (in formol) white. 



Closest to 0. HarÜaub>\ from which it differs by the oecuri'ence 

 of an opposing spine and the piimules which, compared with the arm- 

 length, are somewhat longer. 



Catoptometra magnifica var. minor 11. viir. 



Fig. 46, 47. 

 Prom St. 40 (I|, 47 (3), 59 (3). til (I) = 8 specimens. 



Sp. 1 (St. 59) Cd flat, dorsal free pole granular, 3,5 mm. C. XXV 

 20 — 21; 17 — 22 mm, in a partly double whorl. I*'' and 2'^ segments 

 short, 3' cubical, 4"' a little longer, 5*'' and 6"' segment L = about 

 I '/3 X the distal br, the length then slowly decreasing. Proximal seg- 

 ments hour-glass-shaped with the distal ends especially widened. Usu- 

 ally no dorsal .spine except on the antepenultimate segment. This 

 cirral L = 1 '/* br. Opposing spine inconspicuous h = '/■» of the br of 



Nova Acta Reg. Soc. Sc. Ups., Spi'. -1. Vol. 5. N:o f>. Iinpr. ' s 192'2. 9 



