REPORT OF COMMISSIONER OF FISH AND FISHERIES. [ 226 ] 
EXPLANATION OF THE PLATES. 
All the figures were drawn from nature by Mr. J. H. Emerton, except when other¬ 
wise stated. 
Plate I. 
Figure 1.— Architeuthis Harveyi (No. 5). Head aud arms ; g natural size. From a pho¬ 
tograph of the specimen when freshly caught. The back of the head rests upon an 
oar, so as to cause the beak to protrude, while the arms hang down in a reversed 
position. The diameter of the bathing tub was 38.5 inches: a, left, and a', right 
ventral arms; b, left, and b' , right arms of the third pair; c, left, and c', right arms 
of the second pair; d', right dorsal arm, mostly concealed behind the others; e, loft, 
and e 1 , right tentacular-arms, folded several times over the oar; i to iv, the ‘ club’; 
i to it, the ‘wrist’; ii to Hi, the part bearing large suckers; Hi to iv. the terminal 
division; o, the beak. 
Figure 2.—Part of the body and caudal fin of the same specimen; y natural size. From 
a photograph made at the same time with the preceding; u, mantle cut open; t, tip 
of tail; b, right, and l, left lateral lobes of the caudal fin. 
Plate II. 
Figure 1.— Architeuthis Harveyi. —A restoration, fa natural size, based on the preced¬ 
ing figures and on the specimens received. (See note, p. 9.) 
Plate III. 
Figure 1.— Architeuth is Harveyi (No. 5). Upper mandible ; natural size. 
Figure 2.—Lower mandible of same; natural size; lacks a small piece at a. 
Figure 3.—Posterior part of the 1 pen ’ of the same specimen ; } natural size. The 
dotted lines indicate missing parts. 
Figures 4, 4a.— Architeuthis Harveyi. (Specimen No. 4.) The two sides of the broken 
lower mandibles; natural size. 
Figures 1 and 2 were drawn by Mr. J. H. Blake, from the alcoholic specimens; figure 
3 was restored and drawn by the author; figures 4 and 4a are camera-drawings by 
the author. 
Plate IV. 
Figure 1.— Architeuthis Harveyi (No. 4). One of the larger suckers from the tentacular 
arms; natural size. From a dried specimen. 
Figure la.—Portion of the marginal ring of the same sucker, seen from the inside ; en¬ 
larged. 
Figure 2. — The same. (No. 24.) Distal part of arm. Front view; natural size. 
Figure 2a.—The same. Front view. 50th sucker of 2nd pair of arms ; enlarged 12 
diameters. The marginal scales are destroyed on one side. 
Figure 3, 3a.— Architeuthis Harveyi V. (No. 2). Horny ring of one of the marginal 
suckers of the club; 3, side view ; 3a, the same, front view; enlarged 3 diameters. 
Figure 4.— Architeuthis Harveyi (No. 5). Suckers of tentacular-club; side view, natu¬ 
ral size; a, one of the larger suckers ; b, one of the marginal suckers. 
Figure 5.—The same specimen. Horny marginal ring of one of the suckers from near 
the base of ventral arm; enlarged 2 diameters. 
Figures 6 and 6a. — The same specimen. One of the largest and least oblique of the 
horny rings from a sucker near the base of one of the lateral arms; top and side 
views; enlarged 1-J diameters. 
