The INA is a card file and online reporting system maintained at the
Silva Center for Phycological Documentation
of the University Herbarium, University of California, Berkeley. It contains nearly 200,000 names of algae (in the broad sense).
The BPU is a card file containing bibliographic references pertaining to algal taxonomy.
A working list of algal type specimens at UC is available here
Tabular display
Results from INA database
- Ceratoneis arcus (C.G. Ehrenberg) F.T. Kützing image
- Ceratoneis arcus (Ehrenberg) Kützing
- Ceratoneis arcus f. arcuata C. Zimmermann image
- Ceratoneis arcus f. curta J. Holmboe image
- Ceratoneis arcus f. genuina J. Holmboe image
- Ceratoneis arcus f. linearis Holmboe
- Ceratoneis arcus f. linearis J. Holmboe image
- Ceratoneis arcus f. recta (B.V. Skvortzov & C. Meyer) B.V. Skvortzov image
- Ceratoneis arcus f. recta V.S. Poretzky {illegitimate}
- Ceratoneis arcus f. semirecta C. Zimmermann image
- Ceratoneis arcus f. trigibba C. Zimmermann image
- Ceratoneis arcus f. typica C. Zimmermann image
- Ceratoneis arcus subsp. recta (B.V. Skvortzov & Meyer) Skabichevskij image
- Ceratoneis arcus var. amphioxys (Rabenhorst) Brun image
- Ceratoneis arcus var. apiculata A.P. Skabichevskij image
- Ceratoneis arcus var. genuina J. Holmboe image
- Ceratoneis arcus var. hattoriana F. Meister
- Ceratoneis arcus var. linearis (J. Holmboe) F. Meister image
- Ceratoneis arcus var. linearis f. undulata Mayer image
- Ceratoneis arcus var. lunata B.V. Skvortzov & C.I. Meyer image
- Ceratoneis arcus var. orientalis H.L. Skuja image
- Ceratoneis arcus var. orientalis Skuja
- Ceratoneis arcus var. parallela H. Kufferath image
- Ceratoneis arcus var. parallela V.S. Poretzky {illegitimate}
- Ceratoneis arcus var. recta "B.V. Skvortzov & C.I. Meyer" image
- Ceratoneis arcus var. recta (Cleve) G. Krasske image
- Ceratoneis arcus var. vaucheriae (Kützing) H. Fukushima & T. Ko-Bayashi {invalid}
- Ceratoneis arcus var. vaucheriae H. Fukushima & T. Ko-Bayashi image