Specimens

With stiff 'arms' radiating in all directions, these microscopic organisms look like sea urchins

Marine. Unicellular. Erdschreiber’s medium.

Characterized by reddish plastids (rhodoplasts).

Living Cultures Plus Comprehensive Materials for In-Depth Study.

Observe Two Protists Hunting Included Prey

Marine. Filamentous; unbranched thallus. Erdschreiber’s medium.

Characterized by reddish plastids (rhodoplasts).

Two flagella; no chloroplasts. Food organism. Hay medium.

Characterized by flagella; lacks plastids.

Organisms with Characteristics of Two Kingdoms

For Culture of Freshwater Algae. Comes in ready-to-use and concentrated formulations

Pink to bright rose color.
Characterized by cilia; nearly all possess two types of nuclei.

Freshwater. Unicellular; desmid. Basic culture solution.

Characterized by green plastids and cell walls composed of cellulose.