Table: criocephalosaurus
Columns: name
novelty
status
authors
location

Question: What is Authors, when Novelty is Gen Nov, when Location is South Africa, and when Name is Criocephalosaurus?
SQL: SELECT "authors" FROM criocephalosaurus WHERE "novelty" = 'gen nov' AND "location" = 'south africa' AND "name" = 'criocephalosaurus'

Question: What is Status, when Location is Russia?
SQL: SELECT "status" FROM criocephalosaurus WHERE "location" = 'russia'

Question: What is Authors, when Novelty is Gen Et Sp Nov, and when Name is Lanthanocephalus?
SQL: SELECT "authors" FROM criocephalosaurus WHERE "novelty" = 'gen et sp nov' AND "name" = 'lanthanocephalus'

Question: What is Name, when Authors are Kammerer & Sidor?
SQL: SELECT "name" FROM criocephalosaurus WHERE "authors" = 'kammerer & sidor'

Question: What is Name, when Location is Tanzania, and when Novelty is Gen Nov?
SQL: SELECT "name" FROM criocephalosaurus WHERE "location" = 'tanzania' AND "novelty" = 'gen nov'

Question: What is Name, when Status is Valid, when Authors is Maisch, when Location is Tanzania, and when Novelty is Gen Et Sp Nov?
SQL: SELECT "name" FROM criocephalosaurus WHERE "status" = 'valid' AND "authors" = 'maisch' AND "location" = 'tanzania' AND "novelty" = 'gen et sp nov'