Subgenus Platosmia
The subgenus Platosmia Warncke is confined to the Palaearctic region. It contains 9 species. 1 species is still undescribed (A. Müller, unpublished).
Species accounts
Hoplitis (Platosmia) africana (Warncke, 1990)
1990 Osmia (Platosmia) africana Warncke, Entomofauna (Ansfelden), 11: 486. Type material: Holotype f, “30 km N Foum Zguid” [Morocco], OLML (Linz); paratypes m, ff.
1991 Hoplitis (Platosmia) adustus Zanden, Linzer Biologische Beiträge, 23: 347. Type material: Holotype m, “Erfoud (Tafilet)” [Morocco], RMNH (Leiden); paratypes mm, ff.-Synonymy in Zanden (1995: 428).
Distribution-Northern Africa: DZ, MA. Southwestern Asia: IL.
Identification-Keys, Descriptions: No supplementary or more detailed morphological description known.
Nesting biology: Unknown.
Flower preferences: Probably oligolectic on Reseda (Resedaceae) (A. Müller, unpublished, based on 13 pollen samples from 7 different localities and on field observations).
Hoplitis (Platosmia) alchata (Warncke, 1990)
1990 Osmia (Platosmia) alchata Warncke, Entomofauna (Ansfelden), 11: 489. Type material: Holotype f, “20 km SO Harran/Urfa” [Turkey], OLML (Linz); paratypes m, ff.
Distribution-Southwestern Asia: TR.
Identification-Keys, Descriptions: No supplementary or more detailed morphological description known.
Nesting biology-Nesting site: Several females were observed to nest in a limestone stone of about 0.5m height. Nesting material: Unknown. (Warncke, 1990)
Flower preferences: Unknown.
Hoplitis (Platosmia) aristotelis (Warncke, 1990)
1990 Osmia (Platosmia) aristotelis Warncke, Entomofauna (Ansfelden), 11: 485. Type material: Holotype m, “Agadir” [Morocco], OLML (Linz); paratypes mm, ff.
Distribution-Northern Africa: MA.
Identification-Keys, Descriptions: No supplementary or more detailed morphological description known.
Nesting biology: Unknown.
Flower preferences: Possibly mesolectic on Reseda (Resedaceae) and Fabaceae (A. Müller, unpublished, based on 4 pollen samples from 4 different localities).
Hoplitis (Platosmia) gerofita (Warncke, 1990)
1990 Osmia (Platosmia) gerofita Warncke, Entomofauna (Ansfelden), 9: 487. Type material: Holotype f, “Har Sha’alav/13 km N Gerofit” [Israel], OLML (Linz); paratype f.
Distribution-Southwestern Asia: IL.
Identification-Keys, Descriptions: No supplementary or more detailed morphological description known. Note: Male unknown.
Nesting biology: Unknown.
Flower preferences: Unknown.
Hoplitis (Platosmia) inconspicua Tkalcu, 1995
1995 Hoplitis (Platosmia) inconspicua Tkalcu, Entomologische Abhandlungen (Dresden), 57: 126. Type material: Holotype m, “Uvs-Aimak, Charchiraa-uul, 30 km S Ulaangom, Umgeb. Kurort” [Mongolia], MLUH (Halle).
Distribution-Northern Asia: MGL.
Identification-Keys, Descriptions: No supplementary or more detailed morphological description known. Note: Female unknown.
Nesting biology: Unknown.
Flower preferences: Unknown.
Hoplitis (Platosmia) lucidula (Benoist, 1934)
1934 Osmia lucidula Benoist, Bulletin de la Société Entomologique de France, 39: 107. Type material: Holotype f, “Ras el Ma” [Morocco], MNHN (Paris).-Combination Hoplitis (Liosmia) lucidula (Benoist) in Zanden (1985: 64). Combination Osmia (Platosmia) lucidula Benoistin Warncke (1990: 484).
Distribution-Northern Africa: MA.
Identification-Keys, Descriptions: Warncke (1990); Zanden (1985: 64-65, 1992a: 70).
Nesting biology: Unknown.
Flower preferences: Unknown.
Hoplitis (Anthocopa) maghrebensis (Zanden, 1992)
1992 Anthocopa (Anthocopa) maghrebensis Zanden, Reichenbachia (Dresden), 29: 67. Type material: Holotype m, “Quarzazate” [Morocco], RMNH (Leiden); paratypes mm, ff.
1996 Hoplitis (Platosmia) incognita Zanden, Linzer Biologische Beiträge, 28: 887. Type material: Holotype f, “50 km n. Foum Zguid” [Morocco], OLML (Linz); paratypes mm, ff.-New synonymy based on type specimens of Hoplitis maghrebensis and original descriptions (A. Müller, unpublished).
Distribution-Northern Africa: DZ, MA, TN.
Identification-Keys, Descriptions: Zanden (1983: 129-130, as Anthocopa consanguinea); Warncke (1990, as Osmia dumonti). Misapplication: Osmia dumonti in Warncke (1990: 489) is Hoplitis (Platosmia) incognita Zanden, see Zanden (1996b: 887). Description of female in Zanden (1992) refers to a still undescribed Hoplitis (Anthocopa) species.
Nesting biology: Unknown.
Flower preferences: Probably oligolectic on Reseda (Resedaceae) (A. Müller, unpublished, based on 15 pollen samples from 4 different localities and on field observations).
Hoplitis (Platosmia) platalea (Warncke, 1990)
1990 Osmia (Platosmia) platalea Warncke, Entomofauna (Ansfelden), 11: 484. Type material: Holotype f, “30 km W Quarzazate” [Morocco], OLML (Linz); paratypes m, ff. Type species of Platosmia Warncke.
1998 Anthocopa (Anthocopa) quarzazati Zanden, Linzer Biologische Beiträge, 30: 526. Type material: Holotype m, “Amerzgane, 30 km N Quarzazate” [Morocco], RMNH (Leiden).-New synonymy based on the male holotype (A. Müller, unpublished).
Distribution-Northern Africa: MA.
Identification-Keys, Descriptions: No supplementary or more detailed morphological description known.
Nesting biology: Unknown.
Flower preferences: Possibly mesolectic on Reseda (Resedaceae) and Fabaceae (A. Müller, unpublished, based on 6 pollen samples from 4 different localities).
Hoplitis (Platosmia) recticauda (Stanek, 1969)
1969 Osmia recticauda Stanek, Nachrichten des Naturwissenschaftlichen Museums der Stadt Aschaffenburg, 78: 9. Type material: Holotype m, “Mut, 294 m” [Turkey], SMFD (Frankfurt).-Combination Hoplitis (Hoplitis) recticauda (Stanek) in Zanden (1988b: 121). Combination Osmia (Platosmia) recticauda Stanek in Warncke (1990: 489).
Distribution-Southwestern Asia: TR.
Identification-Keys, Descriptions: Tkalcu (1995: 126); Warncke (1990).
Nesting biology: Unknown.
Flower preferences: Unknown. The only two pollen samples available so far (from 2 different localities) consist of pollen of Hedysareae (Fabaceae) (A. Müller, unpublished).