wasn't there an article with lots of photos  about these species in
American Conchologist about 3-4 yrs ago? If i recall correctly the
locality figured mightily into it too.



On 3/6/19, William Bennight <[log in to unmask]> wrote:
> John,  Having both species in my collection I can with reasonable confidence
> say that the major difference is the size. H. arthritica is a much smaller
> species. The first time I saw one I thought it was a dwarf or a sex
> difference of chiragra. I recommend that you get one in each hand and look
> them both over real good. I would suggest that you attend a COA conference
> and enjoy the bourse the last two days. The shell dealers there can answer
> any questions you have.
> Bill Bennight, past president of the North Carolina Shell Club.
>
> Sent from my iPhone
>
>> On Mar 5, 2019, at 10:49 PM, John Jacobs <[log in to unmask]>
>> wrote:
>>
>> I'm trying to resolve a mystery regarding two Harpago species, both listed
>> in WoRMS.  H. arthriticus & H. chiragra rugosus.  After looking at many
>> pics under both names, I can't tell them apart.  Comments?
>>  Thanks.
>>
>> John
>>
>> John and Cheryl Jacobs
>> Seffner, FL
>> [log in to unmask]
>>
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