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MORPHOLOGY AND BIOLOGY OF BACTERH.


To the second group (rod-form?;) belonsr
d. Bacilli : rods, i.e. cells, whose longitudinal axis v isibly
exceeds the transverse (Fig. 1, p).
Fi-; 1.

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Forms of Bacteria.
a. Cocci, h, Diplococci. e, Cluster-eooei (Staphylococci), d. Coccus chains (Streptococci,
Toruia). e. Surface-shaped colonies (Merismopedia). /, Packet-shaped colonies (Sarcina). a,
A double coecu- chain produced by a single fissation of each member in a direction at right
angles to the long axis of the chain. /(, Vibriones. i', k. Spirilla. /, Spirochietes. m, Spiro-
monadea. ». Spirulina. o. Cladothrix. p. Rods (b.a-i' i). f/. Clostridium, r, Leptnthri.x
(threads), r', Articulated threads. », Rhabdomonas. t. u, c, Zoogloea. (In part after Fliigge
i-Zopf)
e. Clostridium : si)iudle-shaped cells (Fig. 1, 7).
/'. Leptothrix : tli read-shaped cells, or chains of cells (Fig. 1,
r, /•')•
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