l'5ll llAOIor.AlUA— Ar,A\TIIOMi:TllO.\ 



IS'.lit Jitnr: 2n°- 11 S. 7° K. - 7 W. ; &2 N. L> K. 

 July: 4;V N. :U W. : (52 N. W. 

 Atujiisl: im N. 0'-2K AV, ; (10 X. ?> K. 

 Si'plniilwr: 56° N. 12—21 W., as a rule rare. (17 N. ;! W. 



to (10 :\. 8^ E. 

 ()(iol>r/\- 56 N. If) --'jl \\'., rare. 

 Norrniber: h\° N. 21° W., rare. 



Temperature: 14.3, mean of 79 obs., max. 2H. mih. b.i. 

 Salinity: Ho. 20, mean of tiU oh.s , max. 'M\.m, min. HI.ki. 

 Plankton-type. Typical Styli-plankton form with essentially 

 ea.-^tern distribution, ranging from 25 S. to Spitzbergen. — .S. 



ACANTHOMETRON DOLICHOSCION Hkl. 



(Monogr. PI. X\III, fig. 3 a. b.). 



18<»8 June: 28' N. 42" W 



Temperature: 25. 

 Salinity: 36.02. 

 Plankton-type. I). 



ACANTHOMETRON PELLUCIDUM J. Mill. 



(.1. rhistiri/in Hertw. Org. cl. Radiol. PI. I, fig. 2. I include under the abuvc 



name all Ardiif/iomeii-n with thin, needle-shaped spines of equal or nearly equal 



thickness and without a basal leaf-cross. The above name may thus comprise 



Aiiint/ioniclrti fiisra and .\ peUiicidn Joi-i. Miller and \ iiustirmii Hkl;. 



1898 Jniin.nrij: 17°— 15^ S. 38"- :!7- W.; 4" S. 29" W.; 7- N. 22' W.; 



7'— 11- .\. 53°— 52" W.; Caribbean Sea; 44^— Kr N. 17'— 



11° W 

 F('l)riiary: H'— 5 S. 12'— 1' K.; Caribbean Sea; 26- N. 74' W. 

 Mairlr. (^— 4° S. 4°— 10" \V.; 1° S. 27° AV to 23^ N. 17° w.; 



area between the Azores, 13' X. 17' W. and 47° N. 27° W.; 



30° X. 35° W.; 2.5" N. 41' \\ . to 9 N. 59' W.; Caribbean 



Sea; 28'— 32° .\. 74 W.; 40 N. 64' W. 

 Apiil: 7- N. 5.5' W. to 1.5 \. 19" W.; 27" X. 75MV.; 41' N. 



5K' W.; 14" N. 15" W.; 1-5 iX. l(r \V.; 41° N. 19 W. 

 May: area between 6 X". 5(1° W., 32" X. 37' W. and 20^ N. 



60' W.; 38° N. 21° W.; 11° X. 16 W.; IS X. 33' W.; 



Faroes. 



