PLATE 138.

Legion ACANTHARIA.

Order SPHÆROPHRACTA.

Family Dorataspida.

PLATE 138.

N.B.—The signification of the characters is the same in all the figures (compare p. [718]).
a. Northern polar spines.
b. Northern tropical spines.
c. Equatorial spines.
d. Southern tropical spines.
e. Southern polar spines.

Dorataspida.
Diam.Page.

Fig. 1. Coscinaspis peripora (vel Dorataspis peripora), n. sp.,

×300[826]
Fig. 2. Dorataspis fusigera, n. sp.,×400[813]
Fig. 3. Dorataspis micropora, n. sp.,×300[815]
Fig. 4. Dorataspis typica, n. sp.,×300[815]
Fig. 4a. Polar view of the central union of the twenty spines,×300[815]
Fig. 5. Ceriaspis inermis, n. sp.,×400[821]
Fig. 6. Ceriaspis favosa, n. sp.,×400[821]
Fig. 7. Hystrichaspis fruticata, n. sp.,×300[825]
Fig. 8. Hystrichaspis pectinata, n. sp.,×300[822]
Fig. 9. Hystrichaspis furcata, n. sp.,×400[822]
Fig. 10. Hystrichaspis dorsata, n. sp.,×300[823]
Fig. 11. Hystrichaspis cristata (vel Siphonaspis cristata, n. sp.),×400[823]

PLATE 138.
Dorataspida.
Diam.Page.

Fig. 1. Coscinaspis peripora (vel Dorataspis peripora), n. sp.,

×300[826]
Fig. 2. Dorataspis fusigera, n. sp.,×400[813]
Fig. 3. Dorataspis micropora, n. sp.,×300[815]
Fig. 4. Dorataspis typica, n. sp.,×300[815]
Fig. 4a. Polar view of the central union of the twenty spines,×300[815]
Fig. 5. Ceriaspis inermis, n. sp.,×400[821]
Fig. 6. Ceriaspis favosa, n. sp.,×400[821]
Fig. 7. Hystrichaspis fruticata, n. sp.,×300[825]
Fig. 8. Hystrichaspis pectinata, n. sp.,×300[822]
Fig. 9. Hystrichaspis furcata, n. sp.,×400[822]
Fig. 10. Hystrichaspis dorsata, n. sp.,×300[823]
Fig. 11. Hystrichaspis cristata (vel Siphonaspis cristata, n. sp.),×400[823]

PLATE 139.

Legion ACANTHARIA.

Order PRUNOPHRACTA.