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"Various forms of Dinoflagellata. 1. Glenodinium 2. Ceratium 3. Prorocentrum 4. Polykrikos. 2 shows the shell only; 4a is an undischarged, and b a discharged stinging-capsule; chr, chromatophores; fl. 1, longitudinal flagellum; fl. 2, transverse flagellum; l. gr, longitudinal groove; ntc, nematocyst; nu, meganucleus; nu, micronucleus; pg, pigment spot; t. gr, transverse groove." -Parker, 1900

Dinoflagellates

"Various forms of Dinoflagellata. 1. Glenodinium 2. Ceratium 3. Prorocentrum 4. Polykrikos. 2 shows…

"Euglena viridis. A-D, four views illustrating euglenoid movements; E and H, enlarged views; F, anterior end further enlarged; G, resting form after binary fission; c. vac, contractile vacuole in H, reservoir in E and F; cy, cyst; fl, flagellum; m, mouth; nu, nucleus; oes, gullet; p, paramylum bodies; pg, pigment spot; r (in H), reservoir." -Parker, 1900

Euglena Viridis

"Euglena viridis. A-D, four views illustrating euglenoid movements; E and H, enlarged views; F, anterior…

Types of microorganisms. Labels: a, micrococci arranged singly; in twos, diplococci- if all the micrococci at a were grouped together, they would be called staphylococci- and in fours, sarcinae; b, micrococci, in chains streptococci; c and d, bacilli of various kinds, one is represented with flagellum; e, various forms of spirilla; f, spores, either free or in bacilli.

Types of Microorganisms

Types of microorganisms. Labels: a, micrococci arranged singly; in twos, diplococci- if all the micrococci…

"Flagellum of Noctiluca miliaris (highly magnified). s, transversely striated substance; b, base of attachment to body of animal." — Encyclopedia Britannica, 1893

Noctiluca Miliaris

"Flagellum of Noctiluca miliaris (highly magnified). s, transversely striated substance; b, base of…

Diagram of a dissection of the reproductive organs of a snail. a.g., albumen gland; c.d., common or hermaphrodite duct; c.g., hermaphrodite gland; d.s., dart sac; f, flagellum; g, genital aperture; m.g., mucous glands; o, oviduct; p, penis; r.s., receptaculum seminis; v.d., vas deferens.

Snail

Diagram of a dissection of the reproductive organs of a snail. a.g., albumen gland; c.d., common or…

"Types of spermatozoa. A, from the round worm (Ascaris) with a cap, somewhat amaeboid; B, from the Crayfish, with numerous projections; C, from Frog; D, from Sea-urchin. h, head; m, middle piece; n, nucleus; t, tailor flagelium." — Galloway

Spermatozoa

"Types of spermatozoa. A, from the round worm (Ascaris) with a cap, somewhat amaeboid; B, from the Crayfish,…

"In botany, a runner; a weak, creeping shoot sent out from the bottom of the stem, and rooting and forming new plants at the nodes, as in the strawberry." -Whitney, 1911

Strawberry Flagellum

"In botany, a runner; a weak, creeping shoot sent out from the bottom of the stem, and rooting and forming…

"Sections through the unilaminar (A), bilaminar (B), and trilaminar (C) conditions of the typical biastoder. Ect., ectoderm; Ent., entoderm; Mes., mesoderm; c, primitive connective tissue." — Encyclopedia Britannica, 1893

Unilaminar

"Sections through the unilaminar (A), bilaminar (B), and trilaminar (C) conditions of the typical biastoder.…