File:Diatomaceae of Philadelphia Plate 12.jpg

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English: Illustration from Diatomaceae of Philadelphia and Vicinity. Original description follows:


PLATE 12

Fig.
1 Synedra oxyrhynchus var. undulata Grun.
2 Synedra pulchella var. flexella n. var.
3 Synedra affinis Kuetz.
4 Synedra affinis var. tabulata (Ag.) V. H.
5-6 Synedra vaucheriæ var. parvula (Kuetz.) Rab.
7 Synedra affinis var. parva (Kuetz.) V. H.
8 Synedra radians (Kuetz.) H. L. S.
9-10 Dimerogramma marinum (Greg.)
11 Dimerogramma surirella (Ehr.) Grun.
12-13-14 Dimerogramma minus (Greg.) Ralfs.
15 Trachysphenia australis Petit.
16-17-18 Actinella punctata Lewis.
19-20-21 Asterionella formosa Hass.
22 Asterionella inflata Heib.
23 Eunotia hemicyclus (Ehr.) Ralfs
24-25 Eunotia lunaris (Ehr.) Grun.
Date
Source https://archive.org/details/diatomaceofphi00boye
Author Charles Sumner Boyer (1856-1928).

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Public domain

The author died in 1928, so this work is in the public domain in its country of origin and other countries and areas where the copyright term is the author's life plus 95 years or fewer.


This work is in the public domain in the United States because it was published (or registered with the U.S. Copyright Office) before January 1, 1929.

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current10:18, 3 January 2014Thumbnail for version as of 10:18, 3 January 20142,350 × 3,000 (379 KB)Keith Edkins (talk | contribs)=={{int:filedesc}}== {{Information |Description={{En|Illustration from Diatomaceae of Philadelphia and Vicinity. Original description follows: PLATE 12 <table> <tr> <td style{{=}}"vertical-align:top;">Fig.</td> </tr> <tr> <td style{{=}}"vertical-al...

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