Arctocorisa carinata carinata (Sahlberg, 1819)

Berchi, Gavril Marius, Rădac, Ioan Alexandru, Boda, Pál & Kment, Petr, 2024, Water boatmen (Heteroptera: Nepomorpha: Corixidae) of Romania, Zootaxa 5555 (2), pp. 227-252 : 231-232

Arctocorisa carinata carinata (Sahlberg, 1819)

( Fig. 7 )

Material examined. ROMANIA: Caraș-Severin County: BolvaȘnița [ Olteana Lake – Țarcu Mountains], 45.2836°N 22.5369°E, 1949 m a.s.l., 01.xi.2011, 17 ♂♂ 15 ♀♀ ; Zăvoi [ Pietrele Albe Lake – Țarcu Mountains], 45.3036°N 22.6117°E, 1793 m a.s.l., 15.vii.2012, 1 ♂ . Hunedoara County: Râu de Mori [Florica Lake – Retezat Mountains], 45.3586°N 22.8617°E, 2091 m a.s.l., 02.ix.2011, 2 ♂♂ 2 ♀♀ .

Published records. Soós (1959).

General distribution. Several isolated populations are found in the southern European mountain ranges (i.e., Pyrenees, Alps, Dinaric Alps, Balkans, Carpathians, etc.). It also occurs in Iceland, Faeroe Islands, northern part of Great Britain, and parts of Scandinavia and northern Russia ( Jansson 1979 a, 1980, 1986, 1995; Kment et al. 2005; Hansen & Kreiling 2022). In Romania, A. carinata carinata is known only from Retezat and Țarcu Mountains in the southern Carpathians ( Fig. 7 ).

Remarks. The species was previously known in Romania from a single male collected in 1931 from Zănoaga Lake, Retezat Mountains ( Soós 1959). Its occurrence is now confirmed.

Figures

FIGURES 2–7. (2–3) Distribution in Romania: (2) Cymatia bonsdorffii (Sahlberg, 1819) (dot) and C. coleoptrata (Fabricius, 1777) (squares); (3) Cymatia rogenhoferi (Fieber, 1864). (4–6) Habitus of: (4) Cymatia bonsdorffii (Czech Republic: Moravia: Křižánky); (5) C. coleoptrata (Czech Republic: Bohemia: Lhotka); (6) C. rogenhoferi (Czech Republic: Moravia: Valtice- Úvaly). (7) Distribution of Glaenocorisa propinqua (Fieber, 1860) (dot), Arctocorisa carinata carinata (Sahlberg, 1819) (squares), and Callicorixa praeusta praeusta (Fieber, 1848) (triangles) in Romania. Blank shapes represent published records, while solid shapes represent records from this study. Blue scale for habitus: 1 mm.