Psammodrilus

Directory

References

Discover

Dr. Martin Luther King Jr. addresses marchers during his "I Have a Dream" speech at the Lincoln Memorial in Washington. August 28th 1963

Was Martin Luther King, Jr., a Republican or a Democrat?

New York NY/ USA- November 23, 2018 Hordes of shoppers throng the Macy's Herald Square flagship store in New York looking for bargains on the day after Thanksgiving, Black Friday.

Why Is It Called Black Friday?

Thanksgiving Celebration Traditional Dinner Setting Food Concept

Why Is Thanksgiving in the U.S. Celebrated on a Thursday?

Santa Claus flying in his sleigh, christmas, reindeer

Was Santa Claus a Real Person?

Mother tickling her daughter, sitting in a garden

Why Can’t You Tickle Yourself?

The merger of two black holes and the gravitational waves that ripple outward as the black holes spiral toward each other. The black holes-which represent those detected by LIGO on Dec. 26, 2015-were 14 and 8 times the mass of the sun, until they merged,

How Do Black Holes Really Work?

Leonardo da Vinci (1452-1519), Italian Renaissance painter from Florence. Engraving by Cosomo Colombini (d. 1812) after a Leonardo self portrait. Ca. 1500.

10 Famous Artworks by Leonardo da Vinci

Psammodrilus

polychaete genus

Learn about this topic in these articles:

annotated classification

In annelid: Annotated classification
…by aciculae; minute; 2 genera, Psammodrilus and Psammodriloides, each with a single species. Order Ctenodrilida No prostomial appendages; no parapodial lobes; setae arise directly from body wall; all setae simple; minute; examples of genera: Ctenodrilus, Zeppilina.
Read More