NO. 2 OPINIONS 78 TO 81 2"] 



dating with 1829 it is definitely excluded from consideration 

 in selecting (Art. 30g) the type of Acanthia. 



D. In case of doul:)t, the following points are to he held 

 in mind : 



1775 : A. Icctnlaria is on the preferred list under (h) 

 the Linnean rule, (n) best known, etc., (p) parasitic 

 on man, (q) probably actually studied by author, and 

 (t) page precedence. 



1789: A. lectidaria would not be on the preferred 

 list because of (k) elimination by: Olivier, 1789, 25. — 

 Dumeril, 1806, 262. — Latreille, 1804; 1807; i8ioa. — 

 Lamarck, 181 6b, 502. — St. Fagean & Serville, 1825. — 

 DeLaporte, 1832, 51. — Curtis, 1835. — -Westwood, 

 1840.— Stal, 1873, 104. — Renter, 1882, 301 ; 1908, 27. — 

 Kirkaldy, 1899; 1904; I905- — Blanford, 1903; 1904.— 

 Stiles, 1907. — Apstein, 1917a. — Van Duzee, 1917. — 

 And many others. 



1803 : A. littoralis would not be on the preferred list 

 because of (k) elimination by: Fabricius, 1803, 115, 

 to Salda. — Fallen, 1829, 71. 



A. littoralis seems to be on the preferred list 

 imder (o) DeCandolle's rule. 



Apparently neither A. lectidaria nor A. littoralis 

 is oil the preferred list under (i) Virtual tau- 

 tonymy, (1) Sexually mature vs. larvae, (m) name 

 communis, etc., (s) Fabricius did not declare in 

 favor of the first species rule. 

 1803 : A. lectidaria is on the preferred list under (r) 

 as chef de file by Fabricius, 1803, 112. 



E. " Rigidly construed " (Art. 30g) the following refer- 

 ences, are to be interpreted as citation of illustrative or 

 characteristic species rather than selection of type, or at 

 best are debatable. 



1796: A. littoralis group by: Latreille, 1796a, 185; 

 1804, 240. — Dumeril, 1806. — Lamarck, i8i6b, 508.— 

 Kirkaldy, 1904, 465. 



1798: A. lectidaria hy: Cuvier, 1798a, 574.— Schel- 

 lenberg, 1800, 15. — Lamarck, i8oia, 293. — Fallen, 

 1818, 17, 27; ? 1829, 140. — Burmeistcr, 1837a, 596 — 

 Amyot & Serville, 1843, 3iO- — Douglass & Scott, 1868. 

 278. — Claus, 1885a. — Leunis, 1886a. — Knauer. 1887a, 



