“Cribrimorph” Cretaceous Polyzoa. 91 
4. P. [ Cellepora, Escharina| plicatella (von Hagenow), 1851, 
Bry. Maastr. Kreid. p. 89, pl. x. fig. 12 ; Maastrichter- 
Kalk; Maastricht. 
5. P. multiplex, sp. n. 
Type-specimen. British Museum, D. 28944; quadratus- 
zone, depressus-subzone; N.E. of Worthing, Sussex. 
6. P. [ Multescharipora| insignis (d’Orbigny), Pal. Frang. 
1852, pl. 720. figs. 11-15, 1853, p. 496; Senonian, 
[Campanian]; Meudon, France. 
7. P. turgida, sp. n. 
Type-specimen. British Museum, D. 29000; quadratus- 
zone, pillula-subzone ; E. of Brighton, Sussex. 
8. P. multiceps, sp. n. 
Type-specimen. British Museum, D. 15370; muecronatus- 
zone ; Rigen. 
9. P. | Escharina] bulbifera (Romer), 1840, Verstein. nord- 
deutsch. kreid. p. 14, pl. v. fig.6; Ober kreidemergel 
[Campanian |] ; Gehrden, Hanover. 
10. P. [Escharipora| pentapora (D’Orbigny), Pal. Franc. 
1851, pl. 685. figs. 5-8, 1852, p. 224; Senonian ; 
Sainte-Colombe, France. 
V. ANTROPORA, gen. nov. 
Genotype. A. cavernosa. 
Tabular Diagnoses of the Species. 
A. A secondary front wall aimed at, though not 
attained. 
1. Incrusting, typically with five avicularia .. 1. A. specus. 
2. Erect, unilaminar, typically with four avi- 
cularia, though often more ............ 2. A. spelunca. 
B. A complete secondary front wall attained. 
1, Generally two longitudinal slits left above 
the intraterminal front wall, which may, 
however, be united proximally ; apertures 
very large, about 3 mm. in diameter .... 3. A. cavernosa. 
2. A semilunar slit left immediately proximally 
to the apertures; apertures not nearly 
SMR TOL CAATOUEL,.,,. 2 vi. «2 aaldkeienieie five « 4. A, lunaris. 
