| Authors(s) | Tracy, B.H. and Hazelwood, D.H. |
| Year | 1983a |
| Title | The phoretic association of Urnatella gracilis (Entoprocta: Urnatellidae) and Nanocladius downesi (Diptera: Chironomidae) on Corydalus cornutus (Megaloptera: Corydalidae). Freshwater Invertebrate Biology 2: 186-191. |