94 
BULLETIN OF THE LABORATORIES 
Fig. 8. 
Fig. 9. 
Fig. 10. 
Fig. II. 
Fig. I. 
Fig. 2. 
Fig- 3 . 
Fig. 4. 
Fig. 5 - 
Fig. 6. 
Polypora impressa, n. sp p. 72. 
8. A nearly entire zoarium of the natural size. A small species of 
Fistulipora is attached to it. Coll, of E. O. U. 
Za. One branch of same x 18, showing the strongly elevated dentic- 
ulate mouths of the zooecia and the large depression beneath 
each. 
TcBfiiodictya interpolata, n. sp p. 80. 
9. A gutta-percha cast of a mould in ferruginous freestone, natural 
size. Coll, of E. O. U. 
<^a. Surface of another specimen x 18, showing the form and ar- 
rangement of tbe zooecia and intermediate pits. 
Cysiodictya simulans, n. sp p. 81. 
10. A specimen of the natural size, showing the arrangement of the 
zooecia. Coll, of Prof. C. L. H. 
Cysiodictya zigzag\ n. sp p. 81. 
II and iia. Two fronds of this species, natural size, showing varia- 
tions in the mode of branching and in the width of the 
branches. 
PLATE XIV. 
Pinnatopora intermedia, n. sp p. 74. 
1. A specimen of natural size, showing the reverse and a portion 
X 9, showing the dissepiments and, where the zoarium has been 
removed, a mould of the opposite face. Coll, of E. O. U. 
Pinnatopora subangulaia, n sp p. 76, 
2. A specimen of natural size, showing the reverse and a portion 
X 9, showing the subcarinate characters of this face of the zoa- 
rium. Coll, of Prof C. L. PI. 
Pinnatopora simulatrix, n, sp. p 75. 
3. A specimen of natural size, showing the reverse and a portion 
X 9. The latter shows the somewhat flattened character of the 
midrib and on one side pinnae connected by slender dissepi- 
ments. Coll of E. O. U. 
Pinnatopora curvata, n. sp p, 76. 
4. A specimen of natural size, and a portion of same x 9. The 
figure shows the strong upper direction and slightly curved 
form of the pinnae Coll, of E. O. U. 
Pinnatopora Vinei, Ulrich. p. 77. 
5. A specimen x 9, showing the character of the obverse face on 
the upoerhalf and of the reverse face in the lower half. Coll. 
E. O. U. 
Pinnatopora youngi, Ulrich p. 78. 
6. A specimen x 9, Showing the obverse side. Coll. E. O. U. 
6a. An unusually strong specimen of the natural size. Coll, of Prof. 
C. L. H. 
