KONGL. SV. VET. AKADEMIENS HANDLINGAK. RAND 36. N:<) 8. 49 



Ditylnm Brlghtwelii West. — 1901 Janicary, V. rrr. M. or. Fehruary, V. oro; 

 Norw. 63° N. 5° E. r +. April V. roo. M. oro. Norw. 69° N. 14°— 18°E. r. 'SepteuiU-r, 

 V. r. Oetoher, \ . + rr. M. 0)'r-. November, W. of the Danish Peninsula f to v. V. + + +. 

 December, \. + r +. M. + + r. R.Sg. +. Nh. +. 



1902 Januari/, M. r. Febraar-i/, .56° — 58° N. 5° E. to Skagen. Skagerak and the 

 fjords of Sweden r. Ma.i/, r W. of Scotland and N. of Jutland. — Nm. 



Encauipia zodiacus Ehrenbekg. — 1901 January, V. roo. April, V. roo. August, 

 sparingly off the Scheldt. October, V. oor. M. oro. November, Firth of Forth, Dogger 

 bank and from the luouth of the Scheldt to Skagen. V. ++ r. M. r. Nh. r. 



1902 January, V. r. M. r. Fehruary, 57° N. 6°E. to N. Jutland. Coast of Swe- 

 den r. May, sparingly in the raouth of the Scheldt and from Skagen to 56° N. 2° E. 

 j\l. roo. — Nm. 



Fragilaria oceanica Gleve. — 1901 April, Norw. 69° N. 14°— 18° E. cc. — Ng. 



Giiiuardia llaccida Castkäcane. — ■ 1901 January, V. + oo; M. ro. February, V. 

 oor; Norw. {Vd° N. 5° E. o. A-pril, V. roo. June, M. or. August, W. of Scotland abun- 

 dantly, E. Scotland r, from the mouth of the Scheldt to S. Jutland c, M. r. September, 

 V. r. October, V. rrr. M. oro. November, Firth of Forth +, Dogger bank +, W. of 

 Uenmark +. V. rro. M. r. December, V. rrr. M. r + r. R.Sg. r. Nh. r. 



1902 January, V. r. M. r. February, .sparingly from 56° N. 2° W. to 55° N. 6° E. 

 and Skagen. N. of Skagen in 120 — 60 m. c, O m. r. Off the coast of Sweden ?'; central 

 Gullinarfjord not rare. May, abundantly along the coast of Holland and in the area 

 between 56° N. 1° E. and the west coast of Jutland. M. ror. V. oor. June, V. roc. 

 July, M. c + r. V. rro. — Nrn^. 



m 



Lauderia annulata Cleve. — 1901 January, V. orr. Fehruary, V. oor; Norw. 63° N. 

 5°E. r. March, V. roo. April, V. roo. May, Atl. 62° N. 1° E. +. November, Firth of 

 Forth to W. Jutland and Skagen. V. rro. M. r. December, M. roo. R.Sg. r. 



1902 January, M. r. ' February, from 56° N. 2° W. to 56° N. 3° E. and Skagen, 

 not common to rare. N. of Skagen in 120 — 60 m. r. Along the coast of Sweden r. 

 May, N.W. Scotland. Area between 57° N. 0° E., 58° N. 3° E. and Skagen. W. of Den- 

 mark, from 54°30' N. 8° E. to Skagen. — Nm (occurs west of the Bintish Islands and is 

 thence transported by currents to the west of Denmark, to Skagerak and the west coast 

 of Sweden, usually in the company of arctic and boi^eal species). 



Mr. Gran has distinguished the boreal form under the name of L. borealis, but 

 the distinction is so trifiing that I cannot agree with hiin. 



Lauderia confervacea Cleve. • — 1901' March, V. rro. — Ng. 



Lauderia glacialis Grunow. — 1901 March, V. r + o; M. r. April, M. oro. Norw. 

 69° N. 14°— 18°E. + to r. — Ng. 



K. Sv. Vet. Akad. Haudl. Band 36. N:o 8. 7 



