72 Insecta. 
XII. Insecta. 
[1920] 
Rothschild, The Lord. Heterocera 
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Rothschild, The Lord. Rhopalocera 
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Boden Kloss. Journ. Fed. Malay 
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Rothschild, The Lord. Supplemental 
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Rothschild, The Lord. On the genus 
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1560 
Rothschild, The Lord. Preliminary 
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Rothschild, Hon. N. C. vide Jordan 
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Roubal, J. Eine neue Zonabris aus 
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Roubal, J. Neue palaearktische 
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Roubal, J. Coleoptera nova. Col. 
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Roubal, J. Descriptions de deux 
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Roubal, J. Zwei neue Medon. N. 
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Roubal, J. Drei coleopterologische 
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Roubal, J. Eine neue mitteleuro- 
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1568 
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Roubaud, E. Emploi du trioxynR- 
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1570 
Roubaud, E. Mode d’action du 
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Rousseau, E. Notes limnobiolo- 
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[Coleoptera.] 1572 
Rowland-Brown, H. Erebia epiphron, 
Knock : its synonymy and forms. 
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Royer, M. Description d’un Aphelo- 
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1574 
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Ruggles, A. G. Eighteenth report 
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Runner, G. A. vide Ingerson and 
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Saalas, U. John Reinh. Sahlberg. 
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