Leopard catshark large black spots. Subsequent authors have recognized these names as based on pattern variants of the leopard catshark; resolving the identity of "P. marleyi" proved especially problematic and it was not confirmed to be a synonym of this species until 2003. The valid scientific name of the leopard catshark is considered to be "Poroderma pantherinum", attributed to Müller and Henle as they were responsible for the description. The specific epithet "pantherinum" refers to the panther-like patterning of the type specimen, a long female collected off the Cape of Good Hope. Other common names for this shark include barbeled catshark and
Alternative versions of Black Widow over Natasha's betrayal and subsequent death. It is later revealed that one of the Ultrons calling himself Yellowjacket had leaked the tape. During the Brotherhood's attack on the Stark Mansion, Mystique shapeshifts into Natasha to get close to Tony in an attempt to kill him but is knocked unconscious by Wasp. In "What If? Age of Ultron" #3, where Thor was killed, Natasha becomes the new wielder of Mjolnir to hold off an assault by the World-Serpent in Thor's absence. Alternative versions of Black Widow In addition to the mainstream Marvel Universe (designated Earth-616) version of the character, Black Widow