Poecilogony and Population Genetic Structure in Elysia pusilla (Heterobranchia: Sacoglossa), and Reproductive Data for Five Sacoglossans that Express …

JE Vendetti, CD Trowbridge… - … and Comparative Biology, 2012 - academic.oup.com
Credible cases of poecilogony, the production of two distinct larval morphs within a species,
are extremely rare in marine invertebrates, yet peculiarly common in a clade of herbivorous …

Not my “type”: larval dispersal dimorphisms and bet-hedging in opisthobranch life histories

PJ Krug - The Biological Bulletin, 2009 - journals.uchicago.edu
When conditions fluctuate unpredictably, selection may favor bet-hedging strategies that
vary offspring characteristics to avoid reproductive wipe-outs in bad seasons. For many …

A review of taxonomy and phylogenetic relationships in the genus Costasiella (Heterobranchia: Sacoglossa), with a description of a new species

KR Jensen, PJ Krug, A Dupont… - Journal of Molluscan …, 2014 - academic.oup.com
The history of the genus Costasiella is summarized. A new species of Costasiella, C.
arenaria n. sp., from Lake Worth, Florida, USA is described. For comparative purposes …

Seasonal Polyphenism in Larval Type: Rearing Environment Influences the Development Mode Expressed by Adults in the Sea Slug Alderia willowi

PJ Krug, D Gordon, MR Romero - 2012 - academic.oup.com
Dimorphisms occur when alternative developmental pathways produce discrete phenotypes
within a species, and may promote evolutionary novelty in morphology, life history, and …

Molecular data reveal an undescribed cryptic species of Costasiella Pruvot-Fol, 1951 (Euthyneura: Sacoglossa: Limapontidae) in the Bahamas

E Espinoza, A DuPont, Á Valdés - American Malacological Bulletin, 2014 - BioOne
Molecular and morphological evidence revealed the existence of two cryptic species of
Costasiella Pruvot-Fol, 1951 in the Bahamas. A review of the literature indicates that one of …