PLATE XIV. 
Fig. 1. STELLIPORA ANTHELOIDEA, Hall. A tangential section, showing the 
1a. 
Ze. 
Off 
Dd. 
g. 6. 
6a. 
rounded true zocecia, and the smaller interstitial cells in an inter- 
space. < 18, 
A vertical section showing the auth Abidioness of the zoarium. Y, 18. 
All the tubes, excepting the two on the left, are interstitial. 
. CONSTELLARIA FLORIDA, Ulrich. A typical specimen of mols species. 
Natural size, : : S dpe 
. A portion of a specimen on which the montieules are transversely 
elongated. 
. An enlargement of one of the stars. & 18. 
. Tangential section, magnified 18 diameters, and representing the char- 
acters of the zoarium when not fully matured. A portion only of 
one of the stars is shown. 
. Tangential section, showing the fully matured characters. 18. A 
little more than one half of a star is shown. 
Portion of a tangential section, showing the characters and arrange- 
ment of the cells in the inter-monticular spaces, at a slightly 
deeper level than that represented by fig. 2d. : >< 5v. 
Peripheral portion of a longitudinal section, prepared from a fully ma- 
tured example. 18. 
CONSTELLARIA FLORIDA, var. PROMINENS, n. var. A fragment of the 
“natural size, 4 2 ; : ot re! 
. CONSTELLARIA FLORIDA, var. PLANA, n. var. -A specimen of this 
variety from Cincinnati, O., | ; : : 5 : Cpt 
. CONSTELLARIA LIMITARIS, Ulrich. Tangential section. 18. The 
greater portion of a macula is shown, : 
Portion of a longitudinal section, showing the numerous diaphragms 
in the axial region. 18. 
CONSTELLARIA FISCHERI, n. sp. A specimen of this species in which 
the stellate macule are more widely separated than is usual. 
Natural size, : q : ‘ : 
Surface cf same, iaeuaedl 12 didinetene soine, one of one stellate 
macule entire, and portions of two others. 
. A tangential section, showing one of the macule. 18. 
. A longitudinal section, showing one ofthe macule, and four of the true 
cells. 
PAGE. 
. 263 
267 
269 
269 
269 
270 
