Biology Reference
In-Depth Information
Figure 2.31
Distribution of
H. howletti in India. (
) Place
of first record.
Map not to scale.
Male (
Figures 2.32 and 2.33
)
24
Capitulum: Basis capitulum is dorsally approximately 1.7 times as wide as long;
cornua are moderate, triangular, length equals basal width, and with somewhat
pointed apex. Hypostome is stout, club-shaped, 1.5 times as long as wide, and
dental formula is 5/5 to 6/6 with minute denticles, 9
12 in each file.
Scutum: Scutum is ovoid; widest slightly posterior to the level of coxa IV.
Punctations are numerous, irregularly sized, and distributed. Lateral grooves are
prominent, long, beginning at the level of coxa III anteriorly, enclosing first
festoon posteriorly. Cervical grooves are moderate, deep, and narrow anteriorly.
Festoons are long, clearly marked, number 11. Genital operculum is large, oval,
with minute serrations at the posterior margin, and situated between coxa II.
Legs: Coxa I is with moderate, elongately triangular spur; coxa II and III are
each with bladelike spurs; coxa IV is with slightly longer and narrower spur than
those of coxa II and III.
Female (
Figures 2.32 and 2.33
)
24
Capitulum: Basis capitulum is dorsally approximately 2.6 times as wide as long;
cornua are smaller than in male and rounded posteriorly, half as long as the base;
porose areas are ovoid, with narrow ends pointing anteromedially, separated from
each other by a space approximately twice the least diameter of one porose area.
