|Eurylepta californica Hyman, 1959
Phylum Platyhelminthes, Class Rhabditophora, Order Polycladida, Family Euryleptidae
Oval worm with flared tentacles bearing black & red marks at their base; length to 30 mm. Body grayish white with narrow mid-doral white line and scattered crisscrossing pattern of dark lines with scattered white spots.
Uncommon and cryptic, under cobbles and amongst low-lying red algae. Little is known about this species; congeners reported to feed on ascidians.Geogr. Range: central California
Similar species: Pseudoceros montereyensis has black spots rather than crisscrossing lines and a black line around its lateral margin.
Phylum Platyhelminthes, Class Rhabditophora, Order Polycladida, Family Pseudocerotidae
Large oval worm with ruffled margin; 40 mm long. White with mid-dorsal black line tinged with red; continuous black line around margin except between anterior tentacles; dorsum speckled with elongate black marks and fewer white spots & red flecks.
Uncommon and cryptic, under cobbles and amongst low-lying algae. Little is known of its biology, although congeners are reported to prey on compound tunicates.Geogr. Range: central California; also reported from Oregon as well as southern Calif.
Similar species: Eurylepta californica has criscossing black lines instead of spots & lacks black line around lateral edge of body.
|Tubulanus sexlineatus (Griffin, 1898)
Phylum Nemertea, Class Palaeonemertea, Family Tubulanidae
Long thin body to 20 cm; dorsal surface dark brown with 5 narrow longitudinal white stripes broken by broad white bands encircling the body.
Uncommon; infrequently encountered stretched out across rock surfaces, but usually nestled in a transparent membranous tubes secreted in cryptic microhabitats such as kelp holdfasts & spatially complex masses of colonial invertebrates.Geogr. Range: Sitka Alaska to southern California
Image: bat star Patiria miniata