Description of fourty four new species, taxonomic notes and identification key to Neotropical Trichomyia Haliday in Curtis (Diptera: Psychodidae, Trichomyiinae)
Author
Araújo, Maíra Xavier
Author
Bravo, Freddy
text
Zootaxa
2016
4130
1
1
76
journal article
38704
10.11646/zootaxa.4130.1.1
118f2c8d-b41e-4787-929d-df6e254a1c3f
1175-5326
262717
10239517-A20C-4C42-BFD7-8AC6079C76A2
Trichomyia conchulata
Araújo & Bravo
sp. nov.
(
Figs. 23A–H
)
FIGURES 23A–H.
Trichomyia conchulata
sp. nov.
A. Scape, pedicel and basal flagellomeres; B. Palpus; C. Flagellomere with ascoid; D. Left wing; E. Last flagellomere; F. Male terminalia, lateral; G. Cerci, epandrium and hypropoct; H. Male terminalia, dorsal.
Diagnosis.
M2 not reaching M1, one pair of parameres with pointed apex; arm of gonocoxite with a row of nine rodlike bristles; one pair of subtriangular projections in the aedeagal complex; sclerotized; ejaculatory apodeme 1.15 times the length of gonostylus; aedeagus bifid, with tips united apically; epandrium subtriangular.
Description. Male.
Head subcircular in frontal view. Antenna with 13 flagellomeres; scape subcylindrical; pedicel subspherical; basal flagellomeres pyriform and eccentric (
Fig. 23A
); ascoid about the same length as the flagellomere (
Fig. 23C
); 13th flagellomere subcylindrical with terminal apiculus separated by suture (
Fig. 23E
). Palpus three segmented; first segment with sensilla in depressed pit on medial surface; palpus formula 1.0:0.8:0.6 (
Fig. 23B
). Wing. R4+5 incomplete at base; M2 not reaching M1, r-m and m-cu absent (
Fig. 23D
). Male terminalia: Hypandrium and gonocoxites fused. One pair of parameres with pointed apex. Arm of gonocoxite curved and medially directed, with a row of nine rod-like bristles. Gonostylus slightly sclerotized, articulated ventrally to gonocoxite, bare. Aedeagal complex with one pair of sclerotized subtriangular projections. Aedeagus bifid, with tips united apically (
Figs. 23F, 23H
). Ejaculatory apodeme 1.15 times the length of gonostylus. Epandrium pilose, subtriangular, longer than wide. Cercus curved with apical bristles. Hypoproct with apical micropilosity and epiproct expanded basally, subtriangular/oval. Epiproct subtriangular, membranous and with rounded apex (
Figs. 23F, 23G
).
Female.
Unknown.
Material examined.
Brazil
, Amazonas, Manacapuru, Estrada do Cajatuba, Sítio do Sr Simplício,
24– 25.IV.1998
,
holotype
♂, without name of collector (
MZFS
); 3
paratypes
:
1 ♂
, Amazonas, Manacapuru, Cajatuba, Km
69/3
,
6.X.1998
, without name of collector (
MZFS
);
1 ♂
, Amazonas, Manacapuru, Cajatuba, Km
69/3
,
9.X.1998
, without name of collector (
INPA
);
1 ♂
, Pará, Novo Repartimento, Ramal dos sem terra,
22.VIII.1998
, without name of collector (
MZFS
).
Etymology.
From Latim,
conchulata
=
small shell, refers to the shape of cercus.
Distribution.
Brazil—Amazonas, Pará.