Erpobdella obscura

External morphology

Grayish green with mottled black pigmentation across entire body, ventrum considerably lighter than dorsum, gonopores in furrows separated by 2 annuli, atrial cornuae extend anteriorly and curve ventromedially, ejaculatory ducts with preatrial loops, 4 pairs of eyes arranged in a square

Habitat & range

Habitat

Freshwater

Region

North America

Recorded from

Northern USA and Canada

Junior synonyms

Nephelopsis obscura