210. Trichoda Succisa.
T. ovalis depressa, margine crinito, postice in crura inæqualia erosa. Flattened oval trichoda, the edge hairy, the hinder part hollowed out so as to form two unequal legs.
211. Trichoda Sulcata.
T. ovato-ventricosa, apice acuminata, fulco ventrali, utrinque crinito. Ovated ventricose trichoda, the apex acute, with a furrow at the abdomen, and both sides of it ciliated.
212. Trichoda Anas.
T. elongata, apice colli subtus crinito. [Plate XXV.] Fig. 49. Long, the apex of the neck underneath hairy.
A smooth animalculum, five times broader than it is long, filled with darkish molecules; it has a bright neck, b c; under the top of the neck at d a few unequal hairs are perceptible. Its motions are languid. It is found in pure water.
213. Trichoda Barbata.
T. elongata, teres, subtus ab apice ad medium crinita. Long trichoda, round, the under part from the apex to the middle hairy.
This animalculum is round, somewhat linear, with both ends obtuse; the fore-part narrower, forming as it were a kind of neck, under which is a row of fluctuating hairs. The trunk is full of grey molecules.