USNM:PAL
Protorthis nautes Walcott
USNM PAL52432C R. Spence
United States, Idaho
USNM:PAL
Protorthis iones Walcott
USNM PAL69729 Walcott & Walcott 1920-00-00
Canada, British Columbia
USNM:PAL
Protorthis hunnebergensis Walcott
USNM PAL52428D
Sweden
USNM:PAL
Protorthis (Loperia) dougaldensis Walcott
USNM PAL52440 S. Loper
Canada, Nova Scotia
USNM:PAL
Protorthis (Loperia) dougaldensis Walcott
USNM PAL52440G S. Loper
Canada, Nova Scotia
USNM:PAL
Protorthis iones Walcott
USNM PAL69725 Walcott & Walcott 1920-00-00
Canada, British Columbia
USNM:PAL
Protorthis wingi Walcott
USNM PAL52437A C. Walcott
United States, Vermont
USNM:PAL
Protorthis (Loperia) dougaldensis Walcott
USNM PAL52440H S. Loper
Canada, Nova Scotia
USNM:PAL
Protorthis billingsi (Hartt)
USNM PAL52424G
USNM:PAL
Protorthis spencei Walcott
USNM PAL52435B R. Spence
United States, Idaho
USNM:PAL
Protorthis billingsi (Hartt)
USNM PAL52424D
USNM:PAL
Protorthis (Loperia) dougaldensis Walcott
USNM PAL52440C S. Loper
Canada, Nova Scotia
USNM:PAL
Protorthis (Loperia) dougaldensis Walcott
USNM PAL52440E S. Loper
Canada, Nova Scotia
USNM:PAL
Protorthis hunnebergensis Walcott
USNM PAL52428C
Sweden
USNM:PAL
Protorthis billingsi (Hartt)
USNM PAL52424C
USNM:PAL
Protorthis hunnebergensis Walcott
USNM PAL52428D
USNM:PAL
Protorthis (Loperia) sugaldensis Walcott
USNM PAL52440G
USNM:PAL
Protorthis latourensis (Matthew)
USNM PAL18185A
USNM:PAL
Protorthis spencei Walcott
USNM PAL52436B Walcott, Weeks & Burling
United States, Utah
USNM:PAL
Protorthis (Loperia) sugaldensis Walcott
USNM PAL52440C
USNM:PAL
Protorthis iones Walcott
USNM PAL69728 Walcott & Walcott 1920-00-00
Canada, British Columbia
USNM:PAL
Protorthis wingi Walcott
USNM PAL52437C C. Walcott
United States, Vermont
USNM:PAL
Protorthis helena Walcott
USNM PAL52427C Walcott & Walcott
Canada, New Brunswick, Saint John County
USNM:PAL
Protorthis helena Walcott
USNM PAL52427A
USNM:PAL
Protorthis helena Walcott
USNM PAL52427A Walcott & Walcott
Canada, New Brunswick, Saint John County
USNM:PAL
Protorthis iones Walcott
USNM PAL69730 Walcott & Walcott 1920-00-00
Canada, British Columbia
USNM:PAL
Protorthis billingsi (Hartt)
USNM PAL52424A
USNM:PAL
Protorthis (Loperia) sugaldensis Walcott
USNM PAL52440I
USNM:PAL
Protorthis (Loperia) sugaldensis Walcott
USNM PAL52440F
USNM:PAL
Protorthis hunnebergensis Walcott
USNM PAL52428C
USNM:PAL
Protorthis hunnebergensis Walcott
USNM PAL52428B
USNM:PAL
Protorthis billingsi (Hartt)
USNM PAL52424E
USNM:PAL
Protorthis vermontensis Howell
USNM PAL532080 B. Howell, C. Howell & B. Howell-Jr.
United States, Vermont, Franklin County
USNM:PAL
Protorthis vermontensis Howell
USNM PAL532081 B. Howell, C. Howell & B. Howell-Jr.
United States, Vermont, Franklin County
USNM:PAL
Protorthis iones Walcott
USNM PAL69726A Walcott & Walcott 1920-00-00
Canada, British Columbia
USNM:PAL
Protorthis wingi Walcott
USNM PAL52437 C. Walcott
United States, Vermont
USNM:PAL
Protorthis nautes Walcott
USNM PAL52432A R. Spence
United States, Idaho
USNM:PAL
Protorthis wingi Walcott
USNM PAL52437D C. Walcott
United States, Vermont
USNM:PAL
Protorthis (Loperia) sugaldensis Walcott
USNM PAL52440D
USNM:PAL
Protorthis vermontensis Howell
USNM PAL532083 B. Howell 1933-00-00
United States, Vermont, Franklin County
USNM:PAL
Protorthis spencei Walcott
USNM PAL52435A R. Spence
United States, Idaho
USNM:PAL
Protorthis wingi Walcott
USNM PAL52437B
USNM:PAL
Protorthis porcias Walcott
USNM PAL69713 Walcott & Walcott 1920-00-00
Canada, British Columbia
USNM:PAL
Protorthis hunnebergensis Walcott
USNM PAL52428A
USNM:PAL
Protorthis (Loperia) dougaldensis Walcott
USNM PAL52440B S. Loper
Canada, Nova Scotia
USNM:PAL
Protorthis (Loperia) sugaldensis Walcott
USNM PAL52440B
USNM:PAL
Protorthis wingi Walcott
USNM PAL52437D
USNM:PAL
Protorthis billingsi (Hartt)
USNM PAL52424F
USNM:PAL
Protorthis iones Walcott
USNM PAL69724 Walcott & Walcott 1920-00-00
Canada, British Columbia
USNM:PAL
Protorthis iones Walcott
USNM PAL69727 Walcott & Walcott 1920-00-00
Canada, British Columbia
USNM:PAL
Protorthis billingsi (Hartt)
USNM PAL52424B
USNM:PAL
Protorthis (Loperia) sugaldensis Walcott
USNM PAL52440A
USNM:PAL
Protorthis wingi Walcott
USNM PAL52437C
USNM:PAL
Protorthis (Loperia) dougaldensis Walcott
USNM PAL52440F S. Loper
Canada, Nova Scotia
USNM:PAL
Protorthis helena Walcott
USNM PAL52427B Walcott & Walcott
Canada, New Brunswick, Saint John County
USNM:PAL
Protorthis (Loperia) dougaldensis Walcott
USNM PAL52446A C. Walcott 1899-00-00
Canada, New Brunswick, Saint John County
USNM:PAL
Protorthis nautes Walcott
USNM PAL52432B R. Spence
United States, Idaho
USNM:PAL
Protorthis wingi Walcott
USNM PAL52437B C. Walcott
United States, Vermont
USNM:PAL
Protorthis (Loperia) dougaldensis Walcott
USNM PAL52446 C. Walcott 1899-00-00
Canada, New Brunswick, Saint John County
USNM:PAL
Protorthis vermontensis Howell
USNM PAL532082 B. Howell, C. Howell & B. Howell-Jr.
United States, Vermont, Franklin County
USNM:PAL
Protorthis (Loperia) dougaldensis Walcott
USNM PAL52440A S. Loper
Canada, Nova Scotia
USNM:PAL
Protorthis (Loperia) dougaldensis Walcott
USNM PAL52440J S. Loper
Canada, Nova Scotia
USNM:PAL
Protorthis hunnebergensis Walcott
USNM PAL52428B
Sweden
USNM:PAL
Protorthis hunnebergensis Walcott
USNM PAL52428
Sweden
USNM:PAL
Protorthis (Loperia) sugaldensis Walcott
USNM PAL52440J
USNM:PAL
Protorthis hunnebergensis Walcott
USNM PAL52428A
Sweden
USNM:PAL
Protorthis laevis Walcott
USNM PAL52429A
USNM:PAL
Protorthis (Loperia) sugaldensis Walcott
USNM PAL52440H
USNM:PAL
Protorthis latourensis (Matthew)
USNM PAL18168A
USNM:PAL
Protorthis spencei Walcott
USNM PAL52436A Walcott, Weeks & Burling
United States, Utah
USNM:PAL
Protorthis porcias Walcott
USNM PAL69714 Walcott & Walcott 1920-00-00
Canada, British Columbia
USNM:PAL
Protorthis wingi Walcott
USNM PAL52437A
USNM:PAL
Protorthis (Loperia) sugaldensis Walcott
USNM PAL52440E
USNM:PAL
Protorthis (Loperia) dougaldensis Walcott
USNM PAL52440I S. Loper
Canada, Nova Scotia
USNM:PAL
Protorthis (Loperia) dougaldensis Walcott
USNM PAL52440D S. Loper
Canada, Nova Scotia
USNM:PAL
Protorthis iones Walcott
USNM PAL69726 Walcott & Walcott 1920-00-00
Canada, British Columbia