Table 1

Comparison of morphological characters among Paulinella species.

This study

P. chromatophora

P. ovalis

P. intermedia

P. indentata

FK01

(n = 17)

M0880/a

(n = 13)

Lauterborn 1895, Kies 1974

Johnson et al 1988

Vørs 1993

Hannah et al 1996


Plastid

+

+

+

-

-

-


Length (μm)

15 – 17

23 – 27

20 – 30

4.5

6.6

11 – 17

Width (μm)

10 – 11

16 – 20

15 – 20

3

2.9

8 – 10

No. of scales/column

10 – 11

12 – 14

11 – 12

5 – 6

6 – 7

6 – 7

No. of columns

5

5

5

5

NA

Staggered rows

Oral scales

5

3

3

3

3

2 – 4

Fine-pored external scales

+ (distinct)

+ (not distinct)

NA

+

-

+ (3 – 4 rows of pores at the end of scales)

Scale feature

"Sieve-plate" on the internal surface

"Sieve-plate" on the internal surface

"Sieve-plate" on the internal surface

One-ridges and hollow scales

Smooth scales

Two-ridges and hollow scales


Yoon et al. BMC Evolutionary Biology 2009 9:98   doi:10.1186/1471-2148-9-98

Open Data