Macrostemum boettcheri Ulmer, 1930

Uy, Christine Jewel C., Malicky, Hans & Bae, Yeon Jae, 2018, Review of the filter-feeding caddisfly subfamily Macronematinae (Trichoptera: Hydropsychidae) in tropical Southeast Asia, Raffles Bulletin of Zoology 66, pp. 664-703 : 672

publication ID

https://doi.org/ 10.5281/zenodo.5360916

publication LSID

lsid:zoobank.org:pub:5AC21789-E1C1-4B48-813D-667D7638893C

DOI

https://doi.org/10.5281/zenodo.5456993

persistent identifier

https://treatment.plazi.org/id/862D87A3-FFBD-FF96-FF5F-AA78FC66786A

treatment provided by

Valdenar

scientific name

Macrostemum boettcheri Ulmer, 1930
status

 

Macrostemum boettcheri Ulmer, 1930 View in CoL

( Figs. 54–58 View Figs )

Macrostemum boettcheri Ulmer, 1930: 389 View in CoL [Holotype male; Philippines; ZMHB]; Malicky, 1998b: 777 (redescription).

Diagnosis. Male. Antennae 18 mm in length. Antennal flagellum same colouration as male. Forewing 9 mm and hind wing 6 mm in length. Mesoscutum and mesoscutellum without evident markings. Tibial spurs 2.4.4.

Male genitalia. Inferior appendages two-segmented, harpago almost same length as coxopodite ( Fig. 55 View Figs ). In dorsal view, phallus with oval apex ( Fig. 58 View Figs ). In lateral view, phallus with more elongated anterior part of apex ( Fig. 57 View Figs ). Segment X divided medially with elongated lobes longer than other Macrostemum species , with elongated blunt apex in lateral view ( Fig. 55 View Figs ).

Female. Antennae 18 mm in length. Antennal flagellum same colouration as male. Forewing 9 mm and hind wing 6 mm in length. Mesoscutum and mesoscutellum without evident markings. Tibial spurs 2.4.4.

Material examined. Philippines: 2 males, Romblon Province, Sibuyan, Lambingan falls , coll. H. Zettel, 21 November 1994 ( UPLBMNH) ; 3 males, 2 females, Los Banos, Laguna, Province, Molawin creek , coll. C.J. Uy, 18 April 2014 ( UPLBMNH) .

Distribution. Philippines (Luzon).

Remarks. Male of this species can be distinguished from other congeners by the wing colour pattern as shown in Fig. 54 View Figs . Forewings possess orange markings at the middle part in fresh specimens.

Kingdom

Animalia

Phylum

Arthropoda

Class

Insecta

Order

Trichoptera

Family

Hydropsychidae

Genus

Macrostemum

Loc

Macrostemum boettcheri Ulmer, 1930

Uy, Christine Jewel C., Malicky, Hans & Bae, Yeon Jae 2018
2018
Loc

Macrostemum boettcheri

Malicky H 1998: 777
Ulmer G 1930: 389
1930
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