Reference for Chullin 252:27

<big><strong>מתני׳</strong></big> ביצת השרץ המרוקמת טהורה ניקבה כל שהוא טמא

<big><b>MISHNAH: </b></big>THE EGG OF A REPTILE IN WHICH THERE HAS FORMED AN EMBRYO IS CLEAN;<span class="x" onmousemove="('comment',' And if a man touched the shell he remains clean since the developed embryo within cannot be touched at all.');">¹⁴</span>

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