Texas Fossils: An Amateur Collector's Handbook

by William Henry Matthews

[PALEOZOIC] SPONGES

MEANDROSTIA × 1 HELIOSPONGIA × 1 ASTRAEOSPONGIUM × ½ ASTYLOSPONGIA × ½ RECEPTACULITES × ½ GIRTYOCOELIA × 2

Plate 15
[PENNSYLVANIAN] CORALS

CLADOCHONUS × 1 STRIATOPORA × 1 LOPHOPHYLLIDIUM PROLIFERUM × 1 MICHELINIA × 1 CANINIA × 1 LOPHOPHYLLIDIUM RADICOSUM × 1

Plate 16

[CRETACEOUS] CORALS

CLADOPHYLLIA × 1 PARASMILIA × 1 PLEUROCORA × 1