Haematocrya

from The Collaborative International Dictionary of English v.0.48

Haematocrya \H[ae]m`a*toc"ry*a\ (t[o^]k"r[i^]*[.a]), n. pl.
   (Zool.)
   The cold-blooded vertebrates. Same as {Hematocrya}.
   [1913 Webster]