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The architectural features of the five Nasutitermes species occurring in a Neotropical floodplain (varzea) forest on llha de
Marchantaria in central Amazonia are described: external nest and runway architecture, nest volume, nest height above ground, nesting trees, degree of polycalism). These characteristics are used to build a tentative field key to the nest-building
termite species which should be tested for its usefulness for ecological studies of central Amazonian termites.
Three new Geotomine species of the genus Paraethus Lis, 1994, have been discovered in the collection of the Muséum national d’Histoire Naturelle (Paris). Description of these species, Paraethus riegeri n. sp. and P. raunoi n. sp. from Africa and P. lisi n. sp. from Australia are given with illustration of male and female genitalia. The African species Aethus seyidiensis Jeannel, 1913, is transferred to Paraethus. New localities are given for this species. Additional generic characters are given for
Paraethus as well as a key to species of the genus.
We report the unexpected discovery of foliicolous lichen communities at several localities in the Black Forest, south-western Germany, with a total of seven truly or facultatively foliicolous taxa: Bacidina chloroticula, Fellhanera bouteillei, F. subtilis, F. viridisorediata, Fellhaneropsis myrtillicola, Gyalectidium setiferum, and Scoliciosporum curvatum. The communities are similar to those reported previously from Belgium, western Germany (Mosel valley), and Austria (Styria), apparently forming a characteristic association across central Europe (Fellhaneretum myrtillicolae SPIER & APTROOT), but are richer in species in the Black Forest than in any of the other areas studied. An identification key is provided to the species of this association in the Black Forest. Gyalectidium setiferum is new for central Europe, and Scoliciosporum curvatum is new to southern Germany.
Since these lichen communities appear to be confined to well-conserved forest and depend on favorable, warm-humid climatic conditions, their potential use as indicators of global climatic change is discussed.
A father's story
(2004)
All across the world, in all walks of life, families everywhere look forward to Summer vacations as a way to spend meaningful time together. When my own children were young, I made it a point every year to take them to someplace exciting and new-Florida and New York in the United States, Switzerland and Italy in Europe, Ecuador and various Colombian cities in South America. I always hoped that, as adults, they would look fondly upon the memories they had of their vacation days with their father and one day do the same with their own children.
Collection records for Baden-Württemberg in Germany
are provided for seven rare oribatid mite species, five
of which are so far unknown from this federal state. The
species Camisia biverrucata (C. L. Koch, 1840), Microzetorchestes
emeryi (Coggi, 1898), Neoliodes theleproctus
(Hermann, 1804), Parhypochthonius aphidinus
Berlese, 1904 and Scapheremaeus palustris (Sellnick,
1924) were discovered in sites in Mannheim. Camisia
invenusta (Michael, 1888) and Licnobelba latiflabellata
(Paoli, 1908) originate from the Königstuhl mountain
near Heidelberg. Camisia invenusta is recorded for the
first time in Germany.
Tokukobelba is proposed as a new genus in the oribatid
mite family Damaeidae Berlese, 1896. The species
Tokukobelba compta (Kulczyński, 1902) comb.
nov. is redescribed based on specimens collected in
Heidelberg in Germany. The distinguishing traits of
Tokukobelba, which include the presence of prodorsal
apophyses Aa and Ap, the occurrence of only 2 setae
on femur IV, and a solenidion coupled with the dorsal
seta d on the tibiae of legs I-IV are most unusual for a
damaeid mite. The taxonomy and evolutionary systematics
of the new genus are discussed. Evidence from
comparative morphology suggests a basal position of
Tokukobelba within its family.
Belba sculpta was found in a xerothermic habitat on
late Pleistocene aeolian sand deposits in the Dossenwald
near Mannheim in Southern Germany. This oribatid
mite species is so far unknown from Central Europe.
The taxon is redescribed on the basis of the new material,
and the larva and nymphs are documented for
the first time. Aspects of the taxonomy, evolutionary systematics
and ecology of Belba sculpta are discussed.
The Belba sculpta species group is introduced.
The mite species Scolotydaeus tauricus, so far only known from Yalta on the Crimean Peninsula, was found in a leprose crustose lichen on the mountain Königstuhl in Heidelberg. This is the first record of the family Paratydeidae for Germany. The adult, larva and nymphs of the Scolotydaeus from Heidelberg are described. The juvenile stages of Scolotydaeus tauricus are up to now unknown. Aspects of the taxonomy, morphology and ecology of this species are discussed.
The mite species Barbutia arasbaraniensis Mohammad-Doustaresharaf & Bagheri, 2021, until now only known from four specimens from Iran, was discovered in epilithic crustose lichen on the Königstuhl mountain in Heidelberg in Germany. It is designated as the type species of the new taxon Albertibarbutia gen. nov. Based on the new collection material, a supplementary description of the species is provided and facets of its taxonomy and morphology are discussed. The homologies of the setae and solenidia of both the legs and the pedipalps of Albertibarbutia are indicated. The family
Barbutiidae Robaux, 1975 is rediagnosed, its phylogenetic relationships are commented on and it is here recorded for Germany for the first time.
Tooth mesowear analysis on Hippotherium primigenium from the Vallesian Dinotheriensande (Germany)
(2000)
Ein neuer Ansatz zur Rekonstruktion der Paläodiät von Huftieren, die Mesowearmethode, wurde kürzlich von Fortelius &
Solounias (im Druck) beschrieben. Ein großes diagnostisches Potential für die Ernährungsweise von Huftieren wurde in Merkmalen der Zahnabnutzung auf der Okklusalfläche erkannt. Die vorliegende Untersuchung ist in zweifacher Hinsicht der erste Test der Mesowearmethode. (1) Es wird die Diät des hipparionten Equiden Hippotherium primigenium aus
den vallesischen Dinotheriensanden (Rheinhessen, Deutschland) unter Anwendung der Mesowearmethode rekonstruiert.
(2) Um die Robustheit der Methode zu überprüfen, wird eine Blindteststudie durchgeführt, in der die 5 Autoren dieselbe
Sammlung oberer zweiter Molaren unabhängig voneinander untersuchen. Als Konsensusdiät für Hippotherium primigenium,
wird eine gemischte Nahrungszusammensetzung mit Grasanteil, ähnlich der des Impala (Aepyceros melampus) vorgeschlagen. Die Mesowearmethode hat sich als effektiv und robust erwiesen.