APHANIUS (NARDO, 1827) AND CYPRINODON (LAC., 1803) (PISCES-CYPRINODONTIDAE), AN ATTEMPT FOR A GENETIC INTERPRETATION OF SPECIATIONVILLWOCK W.1982; Z. ZOOL. SYST. EVOLUTIONSFORSCH.; ISSN 0044-3808; DEU; DA. 1982; VOL. 20; NO 3; PP. 187-197; ABS. FRE/GER; BIBL. 32 REF.Article

A CONTRIBUTION TO THE UNDERSTANDING OF THE EVOLUTION OF MERISTIC CHARACTERS, WITH SPECIAL REFERENCE TO OLD WORLD CYPRINODONTIDS (PISCES, CYPRINODONTIDAE).VILLWOCK W.1976; ABH. VERHANDL. NATURWISSENSCH. VER. HAMBURG; DTSCH.; DA. 1976; NO 18-19 SUPPL.; PP. 11-27; H.T. 1; BIBL. 2 P.; 15 ILL.; (PROC. 5. INT. SYMP. EVOL. POST-PALEOZOIC OSTRACODA; HAMBURG; 1974)Conference Paper

Schuppen- und Ventralflossenreduktionen, Phänomene regressiver Evolution am Beispiel altweltlicher Zahnkarpfen der Tribus Aphaniini (Pisces: Cyprinodontidae) = Réduction des écailles et des nageoires ventrales chez les cyprinodontides de l'ancien monde (tribu des A.) (P. C.), phénomènes d'évolution régressive = Scale and ventraffin reductions in old world cyprinodontids (tribe Aphaniini) (Pisces, Cyprinodontidae), phenomena of regressive evolutionVILLWOCK, W.Zeitschrift für Zoologische Systematik und Evolutionsforschung. 1984, Num 3, pp 72-100, issn 0044-3808Article

Die Titicaca-See-Region auf dem Altiplano von Peru und Bolivien und die Folgen eingeführter Fische für Wildarten und ihren Lebensraum = The Basin of Lake Titicaca (Peru-Bolivia) and the effects of exotic fish introduction and endemic ichthyofaunaVILLWOCK, W.Naturwissenschaften. 1993, Vol 80, Num 1, pp 1-8, issn 0028-1042Article

BEITRAG ZUR VERWANDTSCHAFTSANALYSE ALTWELTLICHER ZAHNKARPFEN DER TRIBUS APHANIINI (PISCES, CYPRINODONTIDAE) MIT HILFE ELEKTROPHORETISCHER UNTERSUCHUNGSMETHODEN = VARIATIONS ELECTROPHORETIQUES ET RELATIONS DE PARENTE GENETIQUE CHEZ LES CYPRINODONTES DE L'ANCIEN MONDE APPARTENANT A LA TRIBU DES A. (P., C.)SCHOLL A; CORZILLIUS B; VILLWOCK W et al.1978; Z. ZOOL. SYSTEMAT. EVOL.-FORSCH.; DEU; DA. 1978; VOL. 16; NO 2; PP. 116-132; ABS. ENG/FRE; BIBL. 18 REF.Article

Intraspecific blood group properties in the tilapiine species Oreochromis aureus and O. niloticus and the occurrence of soluble blood group substancesOBERST, S; VILLWOCK, W.Journal of applied ichthyology. 1993, Vol 9, Num 1, pp 18-32, issn 0175-8659Article

Population genetic analysis of the haemoglobins of the black-chinned tilapiaFALK, T. M; ABBAN, E. K; VILLWOCK, W et al.Journal of fish biology. 1999, Vol 55, Num 2, pp 233-242, issn 0022-1112Article

Antisera from Tilapia species to differentiate among erythrocytes from T. aurea, T. galilaea and T. nilotica by agglutination assays, and a comparative analysis of hemoglobinsOBERST, S; VILLWOCK, W; RENWRANTZ, L et al.Journal of applied ichthyology. 1989, Vol 5, Num 1, pp 18-27, issn 0175-8659, 10 p.Article

Haematogram of the tilapia Oreochromis niloticus (Cichlidae, Teleostei) and application of a putative phenoloxidase for differentiating between neutrophilic granulocytes and monocytesWITTEN, P. E; VILLWOCK, W; RENWRANTZ, L et al.Canadian journal of zoology. 1998, Vol 76, Num 2, pp 310-319, issn 0008-4301Article

Reaktionen von Lektinen mit Kohlenhydraten auf den Erythrozyten des Krallenfrosches Xenopus laevis = Reactions of lectins with carbohydrates on the erythrocytes of the clawed toad, Xenopus laevusHALLAS, O; VILLWOCK, W; RENWRANTZ, L et al.Zoologische Jahrbücher. Abteilung für allgemeine Zoologie und Physiologie der Tiere. 1993, Vol 97, Num 4, pp 265-276, issn 0044-5185Article

Gonadosomatic index in Barbus longiceps, Capoeta damascina and their natural hybrid (Pisces, Cyprinidae), versus spermatozoan index in the parental malesSTOUMBOUDI, M. T; VILLWOCK, W; SELA, J et al.Journal of fish biology. 1993, Vol 43, Num 6, pp 865-875, issn 0022-1112Article

Gonad development and somatic growth in an intergeneric cyprinid hybrid from Lake Kinneret, IsraelSTOUMBOUDI, M. T; ABRAHAM, M; VILLWOCK, W et al.Journal of applied ichthyology. 1992, Vol 8, Num 1-4, pp 110-121, issn 0175-8659Article