Phylum Porifera, Bryozoa, Hemichordata, Cnidaria, Phylum Arthropoda Genus.

Genus Astraeospongia

K. Animalia, P. porifera (sponges), invertebrate. a genus of saucer-shaped Silurian fossil sponges having 6-rayed stellate spicules and important as Paleozoic index fossils

Genus Archimedes

Kingdom Animalia, Phylum Bryozoam. Bryozoa

Genus Septastraea

Kingdom Animalia, Phylum Cnidaria, Cl. Anthozoa (Horn and colonial corals). O. scleractinia, F. Rhizangiidae. Honeycomb appearance. 12 septa all reaching toward center. Phylum Cnidaria.

Genus Calymene

Phylum Arthropoda.

Genus Hydnoceras

"glass sponge", composed of silica spicules, which provided structural support and deterred enemie. Phylum Porifera.

Genus Halysites

-'chain coral'; means river stone; named for the distinctive pattern of winding, beaded lines covering the surface. Phylum Cnidaria

Genus Phacops

-genus in order Phacopida, family Phacopidae -'shiny eye'. Phylum Arthropoda.

Genus Elrathia

-genus of trilobite species, lived during the Middle Cambrian of Utah, and possibly British Columbia. Phylum Arthropoda.

Genus Cryptolithus

-trilobites found in Europe and North America in the Ordovician period (505 million- 438 million years ago). K. Animalia, P. Arthropoda, C. Trilobita (Trilobites). "Lace Collar" Trilobites, because of the little pits, or fenestrae on the priphery of the cephalon. Phylum Arthropoda.

Genus Rhombopora

.5 millimeters long and wid a genus of fossil, related to genus archimedes. Phylum Bryozoa.

Class Scyphozoa

True Jellyfish jelly fish; medusa is dominant body form,not hermaphroditic, have separate male and female sexes; ciliated larva that will become a polyp called planula; scyphozoan means cup animals

Genus Isotelus

a genus of asaphid trilobite from the middle and upper Ordovician period, fairly common in the Northeastern United States. Phylum Arthropoda.

Genus Hexagonaria

a genus of colonial rugose coral Called Prismatophyllu. Phylum Cnidaria.

Genus Heliophyllum

an extinct genus of coral that existed predominantly in the Devonian. Phylum Cnidaria.

Genus Favosites

an extinct genus of tabulate coral characterized by polygonal closely packed corallites (giving it the common name "honeycomb coral") Phylum Cnidaria.