Image from the Biodiversity Heritage Library.
Contributed by Harvard University Botany Libraries.
| www.biodiversitylibrary.org
Transcription
Specimens examined:
Coele Rios, San Jose, Desembocadura de San Jose, Alfiler.
[illegible]
No view is made to the right or left of the cord (right side) at 8-10 mm. above the closed valve.
The anterior and posterior margins are well defined. The valve is 3-4 mm. long and 0.5-0.8 mm. broad.
[illegible]