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J. Keith Rigby
Some unusual hexactinellid sponge spicules from the Cambrian Wilberns Formation of Texas
Journal of Paleontology (1975), 49(2):412-415

Index Terms/Descriptors:
Cambrian; central; Hexactinellidae; Hyalospongea; Invertebrata; Llano Uplift; morphology; occurrence; paleontology; Paleozoic; Point Peak Member; Porifera; spicules; Texas; Threadgill Creek; United States; Upper Cambrian; Wilberns Formation

Latitude & Longitude:
N25°45'00" - N36°30'00" and W106°30'00" - W93°30'00" (Search for maps and images at Alexandria Digital Library)

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