Cocci that divide in multiple planes and form grape like clusters or sheets are called staphylococci. Bacilli. Since bacilli only divide across their short axis there are fewer groupings. Bacillus is a shape (rod shaped) but there is also a genus of bacteria with the name Bacillus.
http://classes.midlandstech.edu/carterp/courses/bio225/chap04/lecture2.htm
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https://quizlet.com/9923924/prokaryotes-bacteria-flash-cards/
4. Allow the slide to air dry (so that there is no visible moisture on the slide). 5. Heat fix the slide by passing it (cell side up) three times through the cool (upper) part of the flame of a Bunsen burner OR hold directly above the opening of a Bacticinerator for 45 seconds. 6.
http://web.clark.edu/rrausch/biolabs/260/ShapeArrangement.pdf
The Size, Shape, And Arrangement Of Bacterial Cells. Most bacteria are 0.2 um in diameter and 2-8 um in length. The three basic bacterial shapes are coccus (spherical), bacillus (rod-shaped), and spiral (twisted), however pleomorphic bacteria can assume several shapes. Arrangement of cocci. Cocci may be oval, elongated, or flattened on one side.
http://classes.midlandstech.edu/carterp/courses/bio225/chap04/lecture2.htm
Cell shape and Arrangement-The three main shapes of bacterial cells are:  Spheres (cocci [plural] or coccus [singular]  Rods (bacilli [plural] or bacillus [singular]  Helical (spirilla [plural] or spirillum [singular] The main arrangements are single cells, diplo- (pairs), staphylo- (clusters), and strepto- (chains).
http://web.clark.edu/rrausch/biolabs/260/ShapeArrangement.pdf
Gram negative cell walls have one or very few layers of peptidoglycan, surrounded by a lipid-based outer membrane. In the 1880s, Hans Gram developed a differential method of staining that now bears his name. Gram staining is an important way to characterize bacteria.
http://web.clark.edu/rrausch/biolabs/260/ShapeArrangement.pdf
Arrangement of Cells. Different species of cocci and bacilli also arrange themselves into groups characteristic to the specific bacteria. A bacteria that lives as one cell all alone is called a single cell. Some bacteria remain grouped together after cell division. A bacteria that lives in pairs has a diplo arrangement, with 'di-' meaning 'two.' So Diplococcus is a cocci bacteria that is found in pairs. A group of four cells forming a flat square is called a tetrad.
http://study.com/academy/lesson/bacterial-cell-morphology-and-classification-definition-shapes-arrangements.html
'Strepto-' refers to long chains and '-coccus' refers to a spherical cell. So the strep throat bacteria Streptococcus forms long chains of cocci. If the dividing bacteria form an irregular, grape-like cluster, the prefix staphylo-is added.
http://study.com/academy/lesson/bacterial-cell-morphology-and-classification-definition-shapes-arrangements.html
The organisms are heat fixed by passing an air-dried smear of the organisms through the flame of a gas burner. On one of the slides we will apply crystal violet(blue) and on the other one carbol fuchsin or safranin(red).
http://www.microbiologyinpictures.com/morphology%20of%20bacterial%20cells.html
Gram Staining (and Cell Shape and Arrangement) (WINTER 2014 version) Introduction Gram stain-Most common bacteria are described as being either Gram positive (G+) or Gram negative (G-), based on the structure of their cell walls.
http://web.clark.edu/rrausch/biolabs/260/ShapeArrangement.pdf
what is cell arrangement
Cell arrangement is the three basic bacterial shapes that are coccus that is spherical, bacillus that is rod-shape, and spiral that is twisted.