. Synopsis of the naviculoid diatoms. Presented to the R. Swedish Academy of Sciences May 10, 1893. Diatoms. 152 p. T. CLEVE, SYNOPSIS OF THE NAVICULOID DIATOMS. f. 5. Pinnularia Johnsonii W. Sm. B. D. XIX f. 179 (1853). Nav. Johns. V. H. Syn. p. 99 Suppl. B. f. 28. Brackish water: S. coasts England (W. Sm.), Mediterranean Sea! Adriatic! Sumatra! Labuan! Japan (Deby Coll.)! East Cape. North Siberia! Brazil (Deby Coll.)! Var. belgica V. H. (1885). â V. linear slightly gibbous in the middle. L. 0,06 to 0,o-; B. 0,007 5 mm. Strise 24 in 0,oi mm. â N. John. v. helg. V. H. Syn. Suppl. B. f. 29. Mar
. Synopsis of the naviculoid diatoms. Presented to the R. Swedish Academy of Sciences May 10, 1893. Diatoms. 152 p. T. CLEVE, SYNOPSIS OF THE NAVICULOID DIATOMS. f. 5. Pinnularia Johnsonii W. Sm. B. D. XIX f. 179 (1853). Nav. Johns. V. H. Syn. p. 99 Suppl. B. f. 28. Brackish water: S. coasts England (W. Sm.), Mediterranean Sea! Adriatic! Sumatra! Labuan! Japan (Deby Coll.)! East Cape. North Siberia! Brazil (Deby Coll.)! Var. belgica V. H. (1885). â V. linear slightly gibbous in the middle. L. 0,06 to 0,o-; B. 0,007 5 mm. Strise 24 in 0,oi mm. â N. John. v. helg. V. H. Syn. Suppl. B. f. 29. Marine: Belgium! Var. fasciculata Grun. (1879). â V. linear, not gibbous in the middle. L. 0,os to 0,i2 mm. Striae in the middle 16 to 18, at the ends 21 in 0,oi mm. â GtRun. in CI. M. D. N:o 178. Brackish water: Bengal! N. Scopulorum is a very characteristic form, which seems not to be very nearly allied to any other species but the following. It occurs frequently with numerous transverse siliceous bars, or in a craticular state, and has then been named Climaconeis Frauenfeldii Geun. Verh. 1862 p. 421 PL IV f. 2. Gl. Lorenzii Grun. 1. c. PL V f. 7. CI. linearis Jan. Rab. Hond. p. 6 PL II f. 2 (1862). Stietodesmis australis G-rev. Ed. N. Phil. J. XVIII p. 34 PL I f. 1â4 (1863). Var. perlonga Brun (1891). â V. very narrow, linear. L. 0,33 to 0,4; B. 0,oo7 mm. Striae in the middle 18, in 0,oi mm., almost parallel, at the ends 20 in 0,oi mm. convergent, punctate, puncta about 27 in 0,oi mm. â Brun U. Esp. n. p. 39 PL XV f. 2. N. famelica Castr. Osserv. Cicloph. p. 9 (1889) accord, to De Toni. Marine: Gulf of Naples (Brun Coll.)! 35. N. Weissflogii Grun. (1878). â V. rhomboid, with obtuse ends. L. 0,08 to 0,o85; B. 0,026 to 0,034 mm. Median line with distant median and terminal pores. Terminal fissures in- distinct. Axial area indistinct.; central area small and elongated. Striae 15 (middle) to 20 (ends) in 0,01 mm., radiate at the ends, punctate, puncta 11 in 0,oi mm. forming
Size: 1509px × 1655px
Photo credit: © The Book Worm / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bookcentury1800, bookdecade1890, booksubjectdiatoms, bookyear1894
