| Dipus sagitta | A small rodent of southern Russia that serves as a vector, through fleas, of Yersinia pestis (plague bacillus). Origin: G. Dipous, jerboa, two-footed; L. Sagitta, arrow (05 Mar 2000) |
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| acephalus dipus | A foetus lacking a head but showing two recognizably developed lower limbs. (05 Mar 2000) |
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| sympus dipus | A sirenomelus with both feet more or less distinct. (05 Mar 2000) |
| dicephalus dipus dibrachius | A dicephalus in which the merging of the bodies has obliterated the appendages on the side of the union, leaving only two arms and two legs for the double body. (05 Mar 2000) |
| dicephalus dipus tetrabrachius | A dicephalus with two legs and four separate arms. (05 Mar 2000) |
| dicephalus dipus tribrachius | A dicephalus with two legs and three arms. (05 Mar 2000) |