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| _2_Horn_CAS_67_LGB_=_Plionoma.jpg) Sphenothecus basalis  Horn
 Specimen Type: syntype
 Institution: CAS California Academy of Sciences, San Francisco, CA, USA
 Photographer: Larry G. Bezark
 20707
 
 
 | _1_Horn_CAS_66_LGB_=_Plionoma.jpg) Sphenothecus basalis  Horn
 Specimen Type: lectotype
 Sex: m
 Institution: CAS California Academy of Sciences, San Francisco, CA, USA
 Photographer: Larry G. Bezark
 Collection Location: San José del Cabo, Baja California, Mexico
 20706
 
 
 |  | _CAS.jpg) Institution: CAS California Academy of Sciences, San Francisco, CA, USA
 Photographer: Larry G. Bezark
 12316
 
 
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