[PDF] Top 20 Heteroxiphia Saini & Singh (Hymenoptera, Xiphydriidae), a genus new to China with descriptions of two new species

... palp with 3 palpomeres, irst palpomere 1.25 times length of third palpomere, third palpomere strongly enlarged, 2 times as long as second palpomere ...Antenna with 19 antennomeres, slightly shorter ... See full document

... he genus Symmorphus Wesmael contains 44 species with two subspecies, and is dis- tributed in the Palearctic, Oriental, Nearctic regions and the northernmost Neotropi- cal ...hese ... See full document

... covered with scale-shaped papillae ...surface of coxae ...close to anterior margin of CxIII. Distance between anterior end of ACG and posterior end of PCG 443 ...PCG with ... See full document

... yellow to brown. Pronotum dark brown. Prescu- tum brownish yellow with three broad dark brown ...brown with ventral region ...remainder of legs dark ...origin of Rs, Sc 2 a slightly ... See full document

... the genus Mysidium Dana, 1852, and its new subgenus ...view, with diameter 1.4–1.7 times as long as terminal segment of antennular ...basis of eyestalks. Antero-lateral edges of ... See full document

... archaic species. The CV of the total number of veins in all living species were under ...kinds of deformi- ties of veins presented in the drawings ...taiwanensis of 16 ... See full document

... semicoerulea species-group is similar to Chaetocnema picipes species- group (Ruan et ...number of character states, such as: vertex sparsely and unevenly covered with punctures near ... See full document

... on New Caledonian freshwater localities and help in the ield- work conducted by two of us (KAJ and N M-S) and colleagues was contributed by ...Biologiques, New Caledonia). We are grateful ... See full document

... brown to brownish black, mixed with reddish brown and greyish white; antemedian line white, extending from 1/4 of costal margin to 1/3 of posterior margin, edged with erect black ... See full document

... Thorax with a median brown vitta; mid femur on anterior surface with one seta or bare; hind tibia with one anterior to anterodorsal seta and no setae on anteroventral surface ...Thorax ... See full document

... curved. Two rows of teeth present on ...margin of dentary longer than length of angular ...margin of dentary slightly concave in lateral view. Posterior margin of dentary curves ... See full document

... stonely genus Neoperla belongs to the family Perlidae and it is the most speciose genus within the subfamily Perlinae (DeWalt et ...genera of the subfamily by two close located ocelli, ... See full document

... apex of hind femora; lateral lobes of pronotum turned downwards, posterior angles rounded, posterior margin of each lateral lobe with two ...ovate with acuminate ...segment ... See full document

... Apex of left mandible thicker than right ...level of the midline of eyes, lacking anterior and posterior frontal foveae ...Metaventrite with pair of lateral metaventral foveae ...VI ... See full document

... heads of specimens from Yunnan province were bleached in 10% NaOH for about 24 hours at room ...microscope, with an attached drawing ...length of 4th l agellomere is taken from the apex of the ... See full document

... part of Planetary Biodiversity In- ventory: All Catfish Species (Siluriformes) — Phase I of an Inventory of the Otophysi, a five year grant through the US National Science Foundation to ... See full document

... width of head. Ocellus same as scrobe and ocellus width equal to in- terocular width ...and with two crescentic depressions on disc, rhomboidal, broader than long; with anterior margin ... See full document

... and descriptions are based on specimens mounted in temporary cavity slides that were studied using a light microscope equipped with a drawing ...tip of the rostrum to the posterior edge ... See full document

... conducted with all characters given equal weight, followed by successive implied weighting analyses with k varying in val- ues of ...state to a polymorphic character are counted by TNT as a ... See full document

... 20 with a pair of submetacentric autosomes, two pairs of acrocentrics with small arms quite distinct and six pairs of smaller pairs of acrocentric chromosomes (see ... See full document