286 Mr. George Charles Champion on the Serricorn 
Found in abundance at St. Vincent and Mustique. 
These specimens differ from the closely-allied H. ampli- 
collis (Gyll.), recorded from St. Bartholomew and Guade- 
loupe, in the uniform punctuation of the under surface of 
the body, H. amplicollis having intermixed coarser punc- 
tures. A widely-distributed insect in ‘Tropical South 
America, apparently not extending to the Isthmus of 
Panama. 
/fioius, Eschsch. 
Ajolus nigromaculatus. 
Elater nigromaculatus, Drap., Ann. Gén. Sci. Phys., 
iii., p. 271, t. 42, fig. 2 (1820). 
AHolus nigromaculatus, Cand., Monogr. Hlat., 11., p. 301, 
t. 5, fig. 15 ; Champ., Biol. Centr.-Am., Col., iii., 1, 
p- 360. 
Hab. Grenada—Balthazar, La Force Estate (Wind- 
ward side), Mount Gay Estate, St. George’s (Leeward 
side) ; Grenadines—Mustique I. 
Found in plenty in Grenada. A Tropical-American 
species ranging from Nicaragua to the Amazons valley. 
Afolus melliculus. 
Ajolus melliculus, Cand., Monogr. Elat., ii., p. 295, t. 5, 
fig. 9 (1859) ; Champ., Biol. Centr.-Am., Col., ii1., 
1, p: 366, t. 16, fig. 9. 
Ajolus moreleti, 'Tarn., Col. Acor., p. 94 (1860). 
Molus rubricatus, Cand., loc. cit., p. 294. 
Hab. Grenada—Caliveny Estate (Windward side), 
St. George’s (Leeward side). 
Found in abundance at St. George’s, all but four of 
the specimens belonging to the typical form, the re- 
mainder to the var. rubricatus. A common insect in 
Tropical-America, extending southwards to Buenos Ayres 
and northwards to the Mexican State of Vera Cruz, and 
introduced into the Azores. 
Group PHYSORHINI. 
Puysoruinus, Eschsch. 
Physorhinus erythrocephalus. 
later erythrocephalus, Fabr., Syst. Eleuth., 11., p. 241. 
Physorhinus erythrocephalus, Cand., Monogr. Elat.,11., p. 
389 ; Champ., Biol. Centr.-Am., Col., ii., 1, p. 386. 
