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A new species of Pertusaria from the Namib desert is described. It is characterized by a smooth, minutely fissured brown thallus with scattered, verruciform apothecia with black ostioles, grey, K+ violet spores and the absence of lichen substances. The species is related to P. melanospora, which differs in having a yellowish thallus and in containing arthothelin and 2,4- dichloronorlichexanthone.
The subcomplete skeleton of an elasmosaurid plesiosaur recently acquired by the Staatliches Museum für Naturkunde Karlsruhe (State Museum of Natural History in Karlsruhe) is described. The specimen comes from the early Turanian of the Goulmima region, Morocco, and represents one of the most complete elas- mosaurs known in the world. Owing to the present uncertainties about elasmosaurs systematics, it is referred mainly on stratigraphical grounds to a new species of the genus Libonectes. Some of the bones of the holotype (e.g. cervical vertebrae, ulna) show an unusual type of preservation that might indicate an old-age related pathology. Some aspects of elasmosaurs anatomy suggest non obligatory feeding upon sea floor invertebrates.
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.
A sketch of the lichen vegetation of the Haarwegskloof
Renosterveld Reserve near Bredasdorp (Western
Cape, South Africa) is presented. This reserve is a representative
example of renosterveld vegetation, which
replaces the better known fynbos in relatively dry regions
on more fertile, clay- and shale-based soils. Our
sketch is a first attempt to characterize the lichen biota
of a renosterveld area. The rather low number of 76 encountered
species reflects the absence of aged trees
and large rock formations and occasional bushfires.
However, the significance of the species is great because
most have very restricted distributions in southern
Africa. Among the epiphytic lichens Physciaceae and
Xanthoria-relatives prevail, while on soil and on rock
the genus Xanthoparmelia is by far the most important,
with 22 species, among them several endemics.
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.
Heidelberg (SW Germany) became famous for the
discovery of the lower jaw of Homo heidelbergensis
in October 1907 (Schoetensack 1908). Until the termination
of the extractions in 1962 the sand pit yielded
a rich and diverse mammalian faunal assemblage. In
2007 and the following years new preparation activities
connected to the celebrations of the centenary of
the hominid lower jaw discovery of H. heidelbergensis
produced samples of sediment (medium gravel to fine
pebble) in which at least two isolated lower cheek teeth
of macaques have been found. The finds demonstrate
the presence of Macaca sylvanus in the Mauer faunal
assemblage and represent the occurrence of a second
primate species in this Pleistocene hominid site.
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.
The Gelechiidae of the SMNK were curated and rearranged
in a main collection: approximately 35,000
specimens of more than 800 species have been arranged
in 91 drawers. This is the result of the integration
of several separate collections as well as unsorted
specimens. With 125 primary types (holotypes and
lectotypes) and a considerable number of specimens
from poorly studied regions, the Gelechiidae collection
of the SMNK is one of the most species-rich collections
of this family worldwide. The material from the collection
is frequently used in recent taxonomic revisions
of Gelechiidae. The history of the collection is briefly
discussed.
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.
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.