A  B  C  D  E  F  G  H  I  J  K  L  M  N  O  P  Q  R  S  T  U  V  W  X  Y  Z  

• 
  Species:
  Oreoglanis omkoiensis
  
  Caption: Close-up of genital papilla. A, female. B, male.
• 
  Species:
  Microglanis berbixae
  
  Caption: Close-up of urogenital papillae. A. Female, B. Male.
• 
  Species:
  Rineloricaria heteroptera
  
  Caption: Female. Rio Machado basin, Rio Madeira drainage
• 
  Species:
  Rineloricaria heteroptera
  
  Caption: Female. Rio Machado basin, Rio Madeira drainage
• 
  Species:
  Rineloricaria heteroptera
  
  Caption: Female. Rio Machado basin, Rio Madeira drainage
• 
  Species:
  Rineloricaria heteroptera
  
  Caption: Female. Sex-dimorphic pectoral spine & odontodes
• 
  Species:
  Pseudecheneis nagalandensis
  
  Caption: Genital papillae. A) Male. B) Female
• 
  Species:
  Paralithoxus mocidade
  
  Caption: Holotype, dorsal. Female.
• 
  Species:
  Paralithoxus mocidade
  
  Caption: Holotype, female.
• 
  Species:
  Paralithoxus mocidade
  
  Caption: Holotype, ventral. Female.
• 
  Species:
  Tatia akroa
  
  Caption: Holotype. Male.
• 
  Species:
  Tatia akroa
  
  Caption: Holotype. Male. Dorsal view
• 
  Species:
  Tatia akroa
  
  Caption: Holotype. Male. Ventral view
• 
  Species:
  Astroblepus sabalo
  
  Caption: Intromittent organ of sexually mature male. (A) Lateral view. (B) Ventral view. af, anal fin.
• 
  Species:
  Liobagrus somjinensis
  
  Caption: Male.
• 
  Species:
  Pseudomystus heokhuii
  
  Caption: Male. Lateral view of preserved specimen
• 
  Species:
  Rineloricaria heteroptera
  
  Caption: Male. Sex-dimorphic pectoral spine & odontodes
• 
  Species:
  Paralithoxus mocidade
  
  Caption: Paratype, dorsal. Male.
• 
  Species:
  Rhinotocinclus bockmanni
  
  Caption: Paratype, female. 23.2mm SL
• 
  Species:
  Paralithoxus mocidade
  
  Caption: Paratype, female. Photo by Haroldo Palo Jr.
• 
  Species:
  Paralithoxus mocidade
  
  Caption: Paratype, male.
• 
  Species:
  Paralithoxus mocidade
  
  Caption: Paratype, ventral. Male.
• 
  Species:
  Ancistrus sp. (3)
  
  Caption: Super red, male.