Rhodacarellus kreuzi Karg 1965

are preyed upon by

• Global Biotic Interactions: Holoparasitus stramenti Karg 1971
• Global Biotic Interactions: Paragamasus vagabundus (Karg 1968)
• Global Biotic Interactions: Centromerus brevipalpus (Menge 1866)
• Global Biotic Interactions: Pseudoparasitus placentulus (Berlese 1887)
• Global Biotic Interactions: Hahnia pusilla C. L. Koch 1841

have host

• Global Biotic Interactions: Fraxinus excelsior L. (European ash)
• Global Biotic Interactions: Ulmus glabra Huds. (Wych elm)

prey on

• Global Biotic Interactions: Prozercon kochi Sellnick 1943
• Global Biotic Interactions: Oligaphorura absoloni (Börner 1901)
• Global Biotic Interactions: Isotoma notabilis
• Global Biotic Interactions: Folsomia quadrioculata (Tullberg 1871)
• Global Biotic Interactions: Tomocerina minuta (Tullberg & T 1877)