somatopagus

somatopagus

 [so″mah-top´ah-gus]
conjoined twins united at the trunks.

so·ma·top·a·gus

(sō'mă-top'ă-gŭs),
Conjoined twins united in their body regions. See: conjoined twins.
[somato- + G. pagos, something fixed]

somatopagus

(sō″mă-tŏp′ă-gŭs) [″ + pagos, thing fixed]
A conjoined twin linked at the body rather than the head.

somatopagus

a double fetus united at the trunks.