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C.s. of of intestinal region, anterior to the atriopore.
Portuguese Man of War tentacle. C.s. of tentacles to show batteries of nematocysts.
C.s For Study of general structure.
Horsefly, Mouth Parts - Piercing and sucking mouth parts.
Mnium, Mature Capsule L.S. Botany Slide – Mnium, Mature Capsule L.S., Prepared Slide, (each)