1972] 
Carico — Pisaurina 
297 
tween Pisaurina and the European genus Pisaura. A comparison of 
the genitalia of the two shows no congeneric similarity. 
Acknowledgments. Collections were generously made available 
by the following people and institutions, and appreciation is extended 
to them: H. W. Levi, Museum of Comparative Zoology; J. A. L. 
Cooke, American Museum of Natural History; H. K. Wallace, 
University of Florida; C. D. Dondale and J. E. H. Martin, Can- 
ada Dept, of Agriculture; W. Peck, Exline-Peck Collection; H. 
Dybas, Chicago Natural History Museum; R. L. Fischer, Michigan 
State University; G. W. Byers, University of Kansas, Snow En- 
tomological Museum; J. D. Unzicker, Illinois Natural History 
Survey; C. A. Triplehorn, Ohio State University Museum; K. W. 
Brown, Yale University Peabody Museum; D. Barr, Royal Ontario 
Museum; W. W. Moss, Philadelphia Academy of Natural Sciences; 
G. E. Wallace, Carnegie Museum; R. J. Snetsinger, Pennsylvania 
State University. 
I am also grateful to Herbert W. Levi for his help in making 
this study possible and for his helpful criticisms. Norman Platnick 
suggested certain corrections and his help is appreciated. The re- 
search and publication were supported by Public Health Service 
Grant AI-01944 from the National Institute of Allergy and In- 
fectious Diseases to Herbert W. Levi. 
Pisaurina Simon 
Dapanus Hentz, 1867, Proc. Boston Soc. Natur. Hist. 11: 4. Type species 
originally designated for this subgenus to be Micrommata marmorata 
Hentz, 1847, a synonym of Dolomedes mirus Walckenaer, 1837. The 
International Commission on Zoological Nomenclature has been peti- 
tioned to suppress the name Dapanus. 
Pisaurina Simon, 1898, Hist. Natur. Araignees, 2: 295. Type species orig- 
inally designated as Dolomedes mirus Walckenaer, 1937. Bishop, 1924, 
Bull. New York State Mus., 252: 22-23. Roewer, 1954, Katalog der 
Araneae, 2(a): 121. Bonnet, 1958, Bibliographia Araneorum 2: 3682. 
Thanatidius Simon, 1898, Hist. Natur. Araignees, 2: 293. Type originally 
designated as Thomisus ? dubius Hentz 1847. Bishop, 1924, Bull. New 
York State Mus., 252: 16-17. Roewer, 1954, Katalog der Araneae 
2(a): 125. Bonnet, 1959, Bibliographia Araneorum 2: 4396. NEW 
SYNONYMY. 
Pelopatis Bishop, 1924, Bull. New York State Mus., 252: 20. Type species 
originally designated as T etragonophthalma undulata Keyserling 1887. 
Roewer, 1954, Katalog der Araneae, 2(a): 117-118. Bonnet, 1958, 
Bibliographia Araneorum, 2: 3478 NEW SYNONYMY. 
Description. Carapace : depressed to moderately high, longer 
than wide. Eyes: posterior row moderately recurved, PLE, PME, 
