I believe that Juan Jose parodiz also published on this question, He dealt
with this topic in the following publications:
Parodiz, J.J. 1951a. Me´todos de conquiliometrı´a. Physis
20(58): 241–248.
Parodiz, J.J. 1973e. Gastropod conchometry. Pittsburgh Shell
Club Bulletin 8: 14–16.
Regards,
Charlie
.................................................
Charlie Sturm
Research Associate - Section of Mollusks
Carnegie Museum of Natural History
Pittsburgh, PA, USA
Assistant Professor - Family Medicine
Fellow-American Academy of Family Practice
Fellow-Academy of Wilderness Medicine
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