Reference for Yevamot 133:12

ומי פליגי מתיב רבי זכאי זו עדות העיד ר' יוסי מפי שמעיה ואבטליון והודו לו אמר רב אשי מי קתני וקבלו והודו לו קתני דמסתבר טעמיה

would imply that he<span class="x" onmousemove="('comment',' Samuel. ');">³⁷</span> himself does not share the view;<span class="x" onmousemove="('comment',' That an embryo acquires ownership. ');">³⁸</span> but, surely, Samuel said to R. Hana of Bagdad, 'Go bring me a group of ten men that I may tell you in their presence<span class="x" onmousemove="('comment',' Thus giving the matter due publicity. ');">³⁹</span> that if title is conferred upon an embryo [through the agency of a third party], it does acquire ownership'!<span class="x" onmousemove="('comment',' B.B. 142b, Keth. 7b, Zeb. 95a. ');">⁴⁰</span>

Jastrow