MONOGRAPH OF WEST INDIAN STAPHYLINIDAE 515 



Coproporus convexus (Erichson) Faxa'EL, 1S63, p. 429. — Lenq and Mutchijcb, 



1914, p. 407. — BB21NHAUER and Schubert, 1916, pp. 489, 490. — Scheebpeltz, 



1933, p. 1516.— Blackwelder, 1938, p. 8. 

 Coproporus ignavus Sharp, 1876, p. 87; 1883, p. 305. — Bernhauer and Schubert, 



1916, p. 490.— Blackwelder, 1938, p. 8. 

 Erchomus inflaUis Horn, 1877, p. 107. — Henshaw, 1898, p. xliii. — Fall and 



CocKERELL, 1907, p. 153. — Leng, 1920, p. Ill (as synonym of convexus). — 



Blackwelder, 1938, p. 7. 

 Erchomus ignavus (Sharp) Sharp, 1883, p. 305. 

 Erchomus convexus (Erichson) Spiarp, 1883, p. 306. — Henshaw, 1898, p. xliii. — 



Hubbard, 1899, p. 2 (suppl.).— Leng, 1920, p. 111. 

 Erchomus hcpaticus (Erichson) Villada, 1901, p. 28. 

 Coproporus inflatus (Horn) Bernhauer and Schubert, 1916, p. 490. — Scheer- 



peltz, 1933, p. 1516. — Blackwelder, 1938, p. 7. 

 Coproporus hepaticus (Erichson) Scheeri^eltz, 1934, p. 1516. 



Description. — Black with abdomen somewhat rufescent (frequently 

 largely rufescent, especially on the elytra) . Head not distinctly punc- 

 tate but with minute punctulae and distinct strigulae. Pronotum 

 not distinctly punctate but distinctly strigulose and with minute 

 punctulae. Elytra vaguely flattened but not concave at sides, except 

 for a narrow stria along the upturned margin ; with fine and irregular 

 but distinct punctures ; transversely strigulose. Abdomen with coarse 

 but rather indefinite punctures somewhat obscured by irregular 

 btrigulae. Male^ eighth sternite with a very large triangular emargi- 

 nation nearly as deep as wide, the sides sinuate and the apical angle 

 acuminate; eighth tergite quadridentate, the teeth longer than usual 

 and more slender, the middle pair nearly twice as long as outer. 

 Female^ eighth tergite with four slender processes, the middle pair 

 a little longer and deeply separated. Length, 2% to 31/2 nim. 



Type locality. — Colombia. Of ignavus^ Anana, Amazons, Brazil ; of 

 convexus^ Brazil ; of inflatus^ Camp Grant, Ariz. 



Types. — Either in the Hope Museum, Oxford, or the Zoologische 

 Museum, Berlin. Of convexus^ either in the Zoologische Museum, 

 Berlin, or the Natural History Museum, Geneva ; of inflat^is, in the 

 Academy of Sciences of Philadelphia; of ignavus, in the British 

 Museum. 



Records. — The following are the records known to me : 



Cuba: (Fauvel, 1863, as convexus), Cayamas (Schwarz, in IJ.S.N.M.), San 

 Antonio de los Bancs (Pazos, in U.S.N.M.), Soledad (Darlington, in M.C.Z. 

 and U.S.N.M.). 



Puerto Eico: Cayey (Cotton, In U.S.N.M.), Bayamon (Lesesne, in U.S.N.M.), 

 San Juan (Blackwelder station 44). 



Trinidad: Manzanilla (Blackwelder station 104A). 



South America: Colombia (Erichson, 1839b), Brazh, (Sharp, 1883, as ignavus; 

 Erichson, 1839b, as convexus; Fauvel, 1863, as convexus; British Museum), 

 Argentina, Paraguay (Scheerpeltz, 1933), Argentina (British Museum). 



Central America: Mexico, Guatemala, Panama (Sharp, 1883, as ignavus), 

 Mexico (Fauvel, 1863, as convexus; U.S.N.M.), Mexico (Villada, 1901). 



