14 Echin. 
V. Echinoderma. 
[1906] 
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Meyer, Rudolf. Untersuclmngen iiber 
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Monaco, vide Albert, [Honore Charles]. 
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Pack, Fred J. Cambric fossils from 
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Parona, C[arlo] Ffabrizio]. Fossili 
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Pdrot, Francois. Un echiuide fossile 
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Pervinqui&re, L. Sur le Jurassique 
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Petitclerc, Paul. Le Callovion do 
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(Pizon, Antoine. Recherches sur une 
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(Polara, Giovanni. 1. Sull’organo 
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Polara, G. 2. Sulla connessione 
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[07, b, 9, 10. 11, 6. 15, 7, b. 19, 3]. 
Polara, G. 3. Sopra alcuni speciali 
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Polara, G. vide Russo, Achille. 
Przibram, Hans. Die Regeneration 
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Raymond, Percy E. The Chazy 
formation and its fauna. Pittsburg, 
