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New species of ladybeetles in the genera Scymnus and Mulsantina (Coleoptera: Coccinellidae).
By Chapin, J.B.
Annals of the Entomological Society of America 66: 1071-1073., 1973
Cite: 1016258
New species described:

Scymnus louisianae J. Chapin
Scymnus secures J. Chapin
Scymnus apicanus J. Chapin
Scymnus paracanus J. Chapin
Mulsantina luteodorsa J. Chapin

Chapin, J.B. 1973. New species of ladybeetles in the genera Scymnus and Mulsantina (Coleoptera: Coccinellidae). Annals of the Entomological Society of America 66: 1071-1073.

For more information see full text of:

Chapin, J.B. 1974. The Coccinellidae of Louisiana (Insecta: Coleoptera). Louisiana Agricultural Experiment Station Bulletin 682: 2-87. (1)

Joan B. Chapin (1929-2014) not to be confused with Edward A. Chapin (1894-1969), both of whom worked on Coccinellidae.