More unparsable (emended) authorships

[mdoering]

Unparsable authorship:

• Loeblich & Tappan, 1957 (ex. Le Calvez, 1949)
• (Cushman) em. Loeblich & Tappan, 1957
• (Myatlyuk, 1949 emend. Myatlyuk, 1953)
• Plummer (ms.) , 1926
• (Ten Dam, 1947) em. Hofker, 1952
• Schlagintweit in Schlagintweit & Mitchell, 202
• (Haeusler) em. Oesterle, 1968
• (Gutschick Weiner & Young) em. Conkin & Conkin, 1964