220 
A. E, Verrill—North American Cephalopods. 
Comparative measurements of Architeuthis Harveyi and 
A. princeps (in inches). 
Total length, to tips of short arms, 
Total length, to tip of tentacular-arms, 
From base of arms to tip of tail, ---..._-.._--- 
From base of arms to origin of fins, 
Head, from base of arms to mantle (above), -- -- 
Body, edge of mantle to tip of tail (above), 
Tip of tail to insertion of fin, 
Breadth of caudal fin, 
From end of body to outer angle of fin, 
Front edge of fin, outer angle to side of body, - -- 
Gircumferencerot body, 2225. -+ == ssee= aee eee 
Gircumference of head. 22 22222 e- see eee eee 
Tiength of tentacular-arms, -.-..--.-------=--- 
Length of sucker-bearing portion, 
Length of dorsal arms (1st pair), 
Length of lateral arms (2d pair), 
Length of lateral arms (3d pair), _.-.---------- 
Length of ventral arms (4th pair),----.-------- 
Circumference of 1st pair of arms, at base, 
Circumference of 2d pair of arms, at base, - ~~. -- 
Circumference of 2d pair, 3 ft. from base,- -.- .-- 
Circumference of 3d pair, at base,__.-.-------- 
Circumference of 3d pair, 3 ft. from base, 
Circumference of 4th pair, at base, __._..--_--- 
Circumference of 4th pair, 4 ft. from base, 
Circumference of tentacular-arms, ---.-.------- 
Circumference of terminal club of same, ---- ~~ -- 
Diameter of largest sucker of tentacular-arms, -- 
Diameter of largest sucker of sessile arms, 
Aperture of latter, 2252022. - soo aches 
Details of tentacular-arms : 
Length of ‘club’ or expanded portion, --------- 
Of part of club bearing 24 largest suckers, - ----- 
Of ‘wrist’ or part with group of small suckers, - 
Of terminal part, with small suckers,-_---------- 
Breadth of ‘club’ in middle, 
Breadthor Wrist, s2ck2. es... soo eee eee 
Breadth of slender middle portion, --. - 
Breadth of tip (from frout to back), 
Circumference of club, 
@ireumference Of wrist, 9222 2222-3492 eene eee 
Circumference of middle portions of arm,------- 
Distance between pedicels of large suckers, 
Distance between pedicels diagonally, 
Details of suckers of ‘club? 
Largest suckers, diameter in middle, .--. 
Largest suckers, diameter of horny ring, 
Diameter of facets around suckers, --..-------. 
Largest suckers, height from attachment, ------ 
Largest suckers, length of pedicels, ....---.---- 
Largest suckers, height of ring, ---- A ya 
Secondary suckers, next to wrist, diameter, 
Marginal suckers, diameter of rings,----------- 
Marginal suckers, height of rings, outer side, - --- 
Sessile suckers of wrist, diameter,....._..-..--- 
Suckers of terminal section, diameter, 
wenn --- 2 ---- 
No. 5, No. 2. 
A. Harveyi. | A. Harveyi. 
Fresh.|Pres’d.| Fr’h.|Pres’d. 
166? ee hw 3 =e 
382? = pee = 
92? hes mit fs 
75? Le ee a 
10? ae aa As 
82 ae ae es 
11874 || lara OE 
22 1G 3) 22 oe 
PAGE|) P4850 Ie a 
Se (Hie SS om 
66 22 == ae 
88> || LEEW 3487" = 
30 30 | 30 at 
(ORS wae) |S — 
(O30 tere oe 2 
QUAN) ste eee ais 
72 a ee uz 
7 par te 2 e 
8 =2 eis Ae 
10 8 Ze a 
9 (Gay Ps te 
3°75 [2°75 |4 [34-43 
_. | 45 6 6 
SWS ele2Seke2b 
1 Ores te | oy 
Bs THe He SS se 
Pe es de) 30 | 20 
15 | 14 18 | 14 
7 7 5 i ae 
9 9 pate (23 
ae 1b) 2:6) 255 
35 16 | 2°6) 15 
ae ity sae aie 
ef MereaypeSS |Site 
== Abel ea tOso 
ie. 5 Sea 
24-3}/24-34) __ [34-44 
— 1°15} 1°68) 1°44 
es i 132) alsa! 
1:25} 1°15} 1°28) 1°24 
ee Ooi ase ae 
= 1 eee hee 0) 
a 1 3 a 
aa A20lee2 ne 
si ‘oa ee we 
cle "DA Whee: ne 
a2 70) eae “48 
= = 28) ee = 
LS W222 28 
tris 
No. 14. 
A. princeps. 
Fr’h.|Pres’d. 
246 |212 
480 |372 
114] 86 
95 | 67 
14?| 12 
100?) 74 
2=5\pals 
33 | 28 
z 24°5 
Sef KY) 
84] 66 
48 
360 |289 
36 | 30°5 
== (MOE 
-- {100+ 
Js |OMGse 
132 }126 
a: 9 
=e 9°50 
ate 7:50 
10i9| ale 
ae 9 
ce eo 
se ||) 80 
5 4 
8 6 
1:25] 1 
1 1 
80 “80 
Japa (ORS 
BS) 
ae 6 
= 9 
a 3 
igs 3 
ze 15 
Je 2 
LG 6 
=i 6 
-- | 3$-4 
1°25 
3115) eles 
1°25 
=e “15 
=f 50 
ek 42 
ee “44 
we “60 
oe “36 
