Spirobolida11 species

Family Spirobolidae

Spirobolidae is a family in the order Spirobolida. Browse 11 named species recorded in this family, or open an individual profile for its available identification and natural-history information.

Species in Spirobolidae (11)

Tylobolus uncigerus

Identification: A rather slender Tylobolus , brownish gray ("fuscous") with no (or very little) red or yellow on the margins. Commonly has striae on hindbelt (rear margin of ring) up to level of ozopores, and more pronounced lips of the anal valve th