



166 IIISTIOTKUTIMS. 



with very dose acute teeth, longest on the broader side; tenta- 

 cles twelve times ;ts long ;| S Hie body, with :ui <>ee;isioii:il sucker. 

 and with :i lanceolate club covered with peculiar, lonir peduncii- 

 hited suckers. Shell very narrow; the lowest p:i'rt with the 

 longest and broadest expansion. 



Mediterranean. 

 C. l>oM'LAMi. Verany. PI. 70. figs. -21-2. 27:5. 



Body elongate, conical ; head moderate; lins half the length 

 of the body, together rhomboidal : sessile arms subulate, with 

 rounded tubercles ;it th** end, uiie(|ii:d. order of length i>. 2. 1. 4 ; 

 tentacles lost ? Sliell very narrow in the middle, narrow above 

 and dilated below. 



290 jy. i at ^ 390 w. long., Atlantic Ocean. 



Genus HISTIOTEUTHIS, Orhigny. 



H. BONELLTANA, Fer. PL 71, li.iis. -274-^si. 



I>ody short, obtuse; head very lar^e; head, body and arms 

 covered with scattered tubercles; sessile arms unequal, llesliy ; 

 lins semicircular, broad. Shell broad, lanceolate, with a second 

 smaller shell placed on its interior face. 



Total length. 400 mill. ; length of body. -70 mill. 



Mediterranean. 

 H. RUPPELLTT. Verany. 1M. 71, fig. 282; pi. 72, figs. i>s:5. 2*4. 



Body, head and arms granular; head large; second and third 

 pail's of arms longer; li'-st and fourth shorter. Shell oval. 

 lanceolate, attenuated in front, acuminated behind ; with a 

 second smaller shell placed on its interior face. 



Total length nearly three times that of H. Bonelliana. 



Mediterranean. 

 H. COLLTNSII, Verrill. 



A very large and handsome species, with a broad thin web 

 extending between and nearly to the ends of the six upper 

 arms. Tentacles about 2 feet long, slender, the club broad, oval. 

 bordered by a membrane, and ending in a tapering tip. on tin- 

 back of which is a keel enlarging backward to the end. where it 

 forms a rounded lobe. The most expanded portion of the club 

 bears five, TOWS of Suckers, with finely serrate rings; two rows 

 contain much the largest suckers, four or live in each, the more 

 central of the two rows containing four suckers larger than the 



