7l6 NEW YORK STATE MUSEUM 



4497 * 3 1 8 5 PLASTOTYPE Simpson. Transactions of the American 



philosophical society. 1890. v. 16, fig. 31, no. 5. 



Trenton limestone (?) Reedsville Pa. 



Homalonotus vanuxemi see Homalonotus 

 (Trimerus) vanuxemi 



Homalonotus (Trimerus) vanuxemi Hall 



4498 13 f 86 HYPOTYPE Homalonotus vanuxemi Hall. Pal- 



eontology of New York. 1859. 3:352. 



Hall & Clarke. Paleontology of New York. 1888. 

 v. 7, pi. 56, fig. i, 2. 



New Scotland beds Kingston N. .Y. 



L. Bevier, exchange 

 ILLAENUS Dalman 



Illaenus arcturus Hall 



4499 f~ TYPE Illaenus arcturus Hall. Paleontology of 



New York. 1843. 1:23, pi. 4 bis, fig. 12. 



Chazy limestone Chazy, Clinton co. N. Y. 



Illaenus armatus Hall 



45 -^-f- 1 HYPOTYPE Illaenus armatus Hall. 2oth annual 

 report of the New York state cabinet of natural history. 

 1867. p. 320. 



Hall, nth annual report of the Indiana state geologist. 

 1882. pi. 33, fig. 12. 



Niagaran Waldron Ind. 



C. D. Walcott and C. Van Deloo, coll. 1878 



Illaenus crassicauda (Wahlenberg) ? Hall 



( = Illaenus americanus Billings) 



4501 iif3. TYPE (of Hairs description) Entomostracites cras- 

 sicauda Wahlenberg. Nov. Act. Reg. Soc. Upsal. 

 1821. p. 294. 



Illaenus crassicauda? Hall. Paleontology of 

 New York. 1847. v - r > pi- 4 bis, fig. i3a, i3b. 



Chazy limestone Chazy, Clinton co. N. Y. 



Illaenus ioxus see Bumastus ioxus 



Illaenus (Bumastus) ioxus see Bumastus 



ioxus 



Illaenus trentonensis see Bumastus tren- 



tonensis 



